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8/8/2019 Top 100 C Questions Asked in Actual Interviews
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Top 100 C Questions Asked in ActualInterviews
Difference between arrays and
pointers?http://www.coolinterview.com/interview/9
60
What is the purpose ofrealloc( )?
http://www.coolinterview.com/interview/9
61
What is static memory allocation anddynamic memory allocation?
http://www.coolinterview.com/interview/9
62
How are pointer variables initialized?
http://www.coolinterview.com/interview/9
63
Are pointers integers?
http://www.coolinterview.com/interview/9
64
What is a pointer variable?
http://www.coolinterview.com/interview/9
65
What is a pointer value and address?
http://www.coolinterview.com/interview/9
66
http://www.coolinterview.com/interview/960http://www.coolinterview.com/interview/960http://www.coolinterview.com/interview/960http://www.coolinterview.com/interview/960http://www.coolinterview.com/interview/961http://www.coolinterview.com/interview/961http://www.coolinterview.com/interview/961http://www.coolinterview.com/interview/961http://www.coolinterview.com/interview/962http://www.coolinterview.com/interview/962http://www.coolinterview.com/interview/962http://www.coolinterview.com/interview/962http://www.coolinterview.com/interview/962http://www.coolinterview.com/interview/963http://www.coolinterview.com/interview/963http://www.coolinterview.com/interview/963http://www.coolinterview.com/interview/963http://www.coolinterview.com/interview/964http://www.coolinterview.com/interview/964http://www.coolinterview.com/interview/964http://www.coolinterview.com/interview/965http://www.coolinterview.com/interview/965http://www.coolinterview.com/interview/965http://www.coolinterview.com/interview/966http://www.coolinterview.com/interview/966http://www.coolinterview.com/interview/966http://www.coolinterview.com/interview/960http://www.coolinterview.com/interview/960http://www.coolinterview.com/interview/960http://www.coolinterview.com/interview/960http://www.coolinterview.com/interview/961http://www.coolinterview.com/interview/961http://www.coolinterview.com/interview/961http://www.coolinterview.com/interview/962http://www.coolinterview.com/interview/962http://www.coolinterview.com/interview/962http://www.coolinterview.com/interview/962http://www.coolinterview.com/interview/963http://www.coolinterview.com/interview/963http://www.coolinterview.com/interview/963http://www.coolinterview.com/interview/964http://www.coolinterview.com/interview/964http://www.coolinterview.com/interview/964http://www.coolinterview.com/interview/965http://www.coolinterview.com/interview/965http://www.coolinterview.com/interview/965http://www.coolinterview.com/interview/966http://www.coolinterview.com/interview/966http://www.coolinterview.com/interview/9668/8/2019 Top 100 C Questions Asked in Actual Interviews
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What is a method?
http://www.coolinterview.com/interview/9
67
What arethe advantages of thefunctions?
http://www.coolinterview.com/interview/9
68
What is the purpose of main( )function?
http://www.coolinterview.com/interview/969
What is an argument ? differentiatebetween formal arguments andactualarguments?
http://www.coolinterview.com/interview/9
70 What is a function and built-in
function?
http://www.coolinterview.com/interview/9
71
What is modular programming?
http://www.coolinterview.com/interview/972
When does the compiler not implicitlygenerate the address of the first
http://www.coolinterview.com/interview/967http://www.coolinterview.com/interview/967http://www.coolinterview.com/interview/967http://www.coolinterview.com/interview/967http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/969http://www.coolinterview.com/interview/969http://www.coolinterview.com/interview/969http://www.coolinterview.com/interview/969http://www.coolinterview.com/interview/969http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/971http://www.coolinterview.com/interview/971http://www.coolinterview.com/interview/971http://www.coolinterview.com/interview/971http://www.coolinterview.com/interview/971http://www.coolinterview.com/interview/972http://www.coolinterview.com/interview/972http://www.coolinterview.com/interview/972http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/967http://www.coolinterview.com/interview/967http://www.coolinterview.com/interview/967http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/968http://www.coolinterview.com/interview/969http://www.coolinterview.com/interview/969http://www.coolinterview.com/interview/969http://www.coolinterview.com/interview/969http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/970http://www.coolinterview.com/interview/971http://www.coolinterview.com/interview/971http://www.coolinterview.com/interview/971http://www.coolinterview.com/interview/971http://www.coolinterview.com/interview/972http://www.coolinterview.com/interview/972http://www.coolinterview.com/interview/972http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/9738/8/2019 Top 100 C Questions Asked in Actual Interviews
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elementofan array?
http://www.coolinterview.com/interview/9
73
What are the characteristics of arraysin C?
http://www.coolinterview.com/interview/9
74
Differentiate between a linker andlinkage?
http://www.coolinterview.com/interview/975
What are advantages anddisadvantages of external storageclass?
http://www.coolinterview.com/interview/9
76 Diffenentiate between an internal
static and external static variable?
http://www.coolinterview.com/interview/9
77
What are the advantages of auto
variables?http://www.coolinterview.com/interview/9
78
What is storage class and what are
http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/974http://www.coolinterview.com/interview/974http://www.coolinterview.com/interview/974http://www.coolinterview.com/interview/974http://www.coolinterview.com/interview/975http://www.coolinterview.com/interview/975http://www.coolinterview.com/interview/975http://www.coolinterview.com/interview/975http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/977http://www.coolinterview.com/interview/977http://www.coolinterview.com/interview/977http://www.coolinterview.com/interview/977http://www.coolinterview.com/interview/978http://www.coolinterview.com/interview/978http://www.coolinterview.com/interview/978http://www.coolinterview.com/interview/978http://www.coolinterview.com/interview/979http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/973http://www.coolinterview.com/interview/974http://www.coolinterview.com/interview/974http://www.coolinterview.com/interview/974http://www.coolinterview.com/interview/974http://www.coolinterview.com/interview/975http://www.coolinterview.com/interview/975http://www.coolinterview.com/interview/975http://www.coolinterview.com/interview/975http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/976http://www.coolinterview.com/interview/977http://www.coolinterview.com/interview/977http://www.coolinterview.com/interview/977http://www.coolinterview.com/interview/977http://www.coolinterview.com/interview/978http://www.coolinterview.com/interview/978http://www.coolinterview.com/interview/978http://www.coolinterview.com/interview/978http://www.coolinterview.com/interview/9798/8/2019 Top 100 C Questions Asked in Actual Interviews
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storage variable ?
http://www.coolinterview.com/interview/9
79
Which expression always return true?Which always return false?
http://www.coolinterview.com/interview/9
80
Write the equivalent expression for x%8?
http://www.coolinterview.com/interview/981
why n++ executes faster than n+1?
http://www.coolinterview.com/interview/9
82
what is a modulus operator? What
are the restrictions of a modulusoperator?
http://www.coolinterview.com/interview/9
83
What is the difference between astring and an array?
http://www.coolinterview.com/interview/984
Is it better to use a pointer tonavigate an array of values,or is it
http://www.coolinterview.com/interview/979http://www.coolinterview.com/interview/979http://www.coolinterview.com/interview/979http://www.coolinterview.com/interview/980http://www.coolinterview.com/interview/980http://www.coolinterview.com/interview/980http://www.coolinterview.com/interview/980http://www.coolinterview.com/interview/980http://www.coolinterview.com/interview/981http://www.coolinterview.com/interview/981http://www.coolinterview.com/interview/981http://www.coolinterview.com/interview/981http://www.coolinterview.com/interview/982http://www.coolinterview.com/interview/982http://www.coolinterview.com/interview/982http://www.coolinterview.com/interview/982http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/984http://www.coolinterview.com/interview/984http://www.coolinterview.com/interview/984http://www.coolinterview.com/interview/984http://www.coolinterview.com/interview/984http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/979http://www.coolinterview.com/interview/979http://www.coolinterview.com/interview/979http://www.coolinterview.com/interview/980http://www.coolinterview.com/interview/980http://www.coolinterview.com/interview/980http://www.coolinterview.com/interview/980http://www.coolinterview.com/interview/981http://www.coolinterview.com/interview/981http://www.coolinterview.com/interview/981http://www.coolinterview.com/interview/981http://www.coolinterview.com/interview/982http://www.coolinterview.com/interview/982http://www.coolinterview.com/interview/982http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/983http://www.coolinterview.com/interview/984http://www.coolinterview.com/interview/984http://www.coolinterview.com/interview/984http://www.coolinterview.com/interview/984http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/9858/8/2019 Top 100 C Questions Asked in Actual Interviews
5/16
better to use a subscripted arrayname?
http://www.coolinterview.com/interview/9
85
Can the sizeof operator be used to tellthe size of an array passed toa
function?
http://www.coolinterview.com/interview/9
86
Is using exit() the same as usingreturn?
http://www.coolinterview.com/interview/9
87
Is it possible to execute code even
after the program exits the main()
function?http://www.coolinterview.com/interview/9
88
What is a static function?
http://www.coolinterview.com/interview/9
89
Why should I prototype a function?http://www.coolinterview.com/interview/9
90
How do you print an address?
http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/989http://www.coolinterview.com/interview/989http://www.coolinterview.com/interview/989http://www.coolinterview.com/interview/989http://www.coolinterview.com/interview/990http://www.coolinterview.com/interview/990http://www.coolinterview.com/interview/990http://www.coolinterview.com/interview/990http://www.coolinterview.com/interview/991http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/985http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/986http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/987http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/988http://www.coolinterview.com/interview/989http://www.coolinterview.com/interview/989http://www.coolinterview.com/interview/989http://www.coolinterview.com/interview/990http://www.coolinterview.com/interview/990http://www.coolinterview.com/interview/990http://www.coolinterview.com/interview/9918/8/2019 Top 100 C Questions Asked in Actual Interviews
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http://www.coolinterview.com/interview/9
91
Can math operations be performed ona void pointer?
http://www.coolinterview.com/interview/9
92
How can you determine the size of an
allocated portion of memory?
http://www.coolinterview.com/interview/9
93
What is a"null pointer assignment"
error? What are bus errors, memoryfaults, and core dumps?
http://www.coolinterview.com/interview/9
94
What is thedifference between NULLand NUL?
http://www.coolinterview.com/interview/9
95
What is theheap?
http://www.coolinterview.com/interview/9
96
Can the size of an array be declared
at runtime?
http://www.coolinterview.com/interview/9
http://www.coolinterview.com/interview/991http://www.coolinterview.com/interview/991http://www.coolinterview.com/interview/992http://www.coolinterview.com/interview/992http://www.coolinterview.com/interview/992http://www.coolinterview.com/interview/992http://www.coolinterview.com/interview/992http://www.coolinterview.com/interview/993http://www.coolinterview.com/interview/993http://www.coolinterview.com/interview/993http://www.coolinterview.com/interview/993http://www.coolinterview.com/interview/993http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/996http://www.coolinterview.com/interview/996http://www.coolinterview.com/interview/996http://www.coolinterview.com/interview/996http://www.coolinterview.com/interview/997http://www.coolinterview.com/interview/997http://www.coolinterview.com/interview/997http://www.coolinterview.com/interview/991http://www.coolinterview.com/interview/991http://www.coolinterview.com/interview/992http://www.coolinterview.com/interview/992http://www.coolinterview.com/interview/992http://www.coolinterview.com/interview/992http://www.coolinterview.com/interview/993http://www.coolinterview.com/interview/993http://www.coolinterview.com/interview/993http://www.coolinterview.com/interview/993http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/994http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/995http://www.coolinterview.com/interview/996http://www.coolinterview.com/interview/996http://www.coolinterview.com/interview/996http://www.coolinterview.com/interview/997http://www.coolinterview.com/interview/997http://www.coolinterview.com/interview/9978/8/2019 Top 100 C Questions Asked in Actual Interviews
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97
What is the stack?
http://www.coolinterview.com/interview/998
When should a far pointer be used?
http://www.coolinterview.com/interview/9
99
What is the difference between far
and near?http://www.coolinterview.com/interview/1
000
Is it better to use malloc() orcalloc()?
http://www.coolinterview.com/interview/1
001
Why should we assign NULL to theelements (pointer) after freeing
them?
http://www.coolinterview.com/interview/1
002
When would you use a pointer to a
function?
http://www.coolinterview.com
/interview/1003
How do you use a pointer to a
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function?
http://www.coolinterview.com/interview/1
004
Canyou add pointers together? Whywould you?
http://www.coolinterview.com/interview/1
005
What does it mean when a pointer isused in an if statement?
http://www.coolinterview.com/interview/1006
Is NULL always defined as 0?
http://www.coolinterview.com/interview/1
007
What is a void pointer?
http://www.coolinterview.com/interview/1008
What is a null pointer?
http://www.coolinterview.com/interview/1
009
How many levels of pointers can you
have?
http://www.coolinterview.com/interview/1
010
What is indirection?
http://www.coolinterview.com/interview/1004http://www.coolinterview.com/interview/1004http://www.coolinterview.com/interview/1004http://www.coolinterview.com/interview/1004http://www.coolinterview.com/interview/1004http://www.coolinterview.com/interview/1004http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1007http://www.coolinterview.com/interview/1007http://www.coolinterview.com/interview/1007http://www.coolinterview.com/interview/1007http://www.coolinterview.com/interview/1007http://www.coolinterview.com/interview/1007http://www.coolinterview.com/interview/1008http://www.coolinterview.com/interview/1008http://www.coolinterview.com/interview/1008http://www.coolinterview.com/interview/1008http://www.coolinterview.com/interview/1008http://www.coolinterview.com/interview/1009http://www.coolinterview.com/interview/1009http://www.coolinterview.com/interview/1009http://www.coolinterview.com/interview/1009http://www.coolinterview.com/interview/1009http://www.coolinterview.com/interview/1009http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/1011http://www.coolinterview.com/interview/1004http://www.coolinterview.com/interview/1004http://www.coolinterview.com/interview/1004http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1005http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1006http://www.coolinterview.com/interview/1007http://www.coolinterview.com/interview/1007http://www.coolinterview.com/interview/1007http://www.coolinterview.com/interview/1008http://www.coolinterview.com/interview/1008http://www.coolinterview.com/interview/1008http://www.coolinterview.com/interview/1009http://www.coolinterview.com/interview/1009http://www.coolinterview.com/interview/1009http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/1010http://www.coolinterview.com/interview/10118/8/2019 Top 100 C Questions Asked in Actual Interviews
9/16
http://www.coolinterview.com/interview/1
011
How do you print only part of astring?
http://www.coolinterview.com/interview/1
012
How canI convert a string to a
number?
http://www.coolinterview.com/interview/1
013
How canI convert a number to a
string?
http://www.coolinterview.com/interview/1
014
What is the difference between a
string copy (strcpy) and a memorycopy (memcpy)? When should eachbe used?
http://www.coolinterview.com/interview/1
015
How can you check to see whether a
symbol is defined?http://www.coolinterview.com/interview/1
016
How do you override a defined
http://www.coolinterview.com/interview/1011http://www.coolinterview.com/interview/1011http://www.coolinterview.com/interview/1011http://www.coolinterview.com/interview/1012http://www.coolinterview.com/interview/1012http://www.coolinterview.com/interview/1012http://www.coolinterview.com/interview/1012http://www.coolinterview.com/interview/1012http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1016http://www.coolinterview.com/interview/1016http://www.coolinterview.com/interview/1016http://www.coolinterview.com/interview/1016http://www.coolinterview.com/interview/1016http://www.coolinterview.com/interview/1017http://www.coolinterview.com/interview/1011http://www.coolinterview.com/interview/1011http://www.coolinterview.com/interview/1012http://www.coolinterview.com/interview/1012http://www.coolinterview.com/interview/1012http://www.coolinterview.com/interview/1012http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1013http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1014http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1015http://www.coolinterview.com/interview/1016http://www.coolinterview.com/interview/1016http://www.coolinterview.com/interview/1016http://www.coolinterview.com/interview/1016http://www.coolinterview.com/interview/10178/8/2019 Top 100 C Questions Asked in Actual Interviews
10/16
macro?
http://www.coolinterview.com/interview/1
017
What is #line used for?
http://www.coolinterview.com/interview/1
018
What is a pragma?
http://www.coolinterview.com/interview/1
019
What are the standard predefinedmacros?
http://www.coolinterview.com/interview/1
020
How can type-insensitive macros becreated?
http://www.coolinterview.com/interview/1021
How many levels deep can includefiles be nested?
http://www.coolinterview.com/interview/1
022
Caninclude files be nested?
http://www.coolinterview.com/interview/1
023
Can you define which header file to
http://www.coolinterview.com/interview/1017http://www.coolinterview.com/interview/1017http://www.coolinterview.com/interview/1017http://www.coolinterview.com/interview/1017http://www.coolinterview.com/interview/1017http://www.coolinterview.com/interview/1018http://www.coolinterview.com/interview/1018http://www.coolinterview.com/interview/1018http://www.coolinterview.com/interview/1018http://www.coolinterview.com/interview/1018http://www.coolinterview.com/interview/1018http://www.coolinterview.com/interview/1019http://www.coolinterview.com/interview/1019http://www.coolinterview.com/interview/1019http://www.coolinterview.com/interview/1019http://www.coolinterview.com/interview/1019http://www.coolinterview.com/interview/1019http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1022http://www.coolinterview.com/interview/1022http://www.coolinterview.com/interview/1022http://www.coolinterview.com/interview/1022http://www.coolinterview.com/interview/1022http://www.coolinterview.com/interview/1023http://www.coolinterview.com/interview/1023http://www.coolinterview.com/interview/1023http://www.coolinterview.com/interview/1023http://www.coolinterview.com/interview/1023http://www.coolinterview.com/interview/1024http://www.coolinterview.com/interview/1017http://www.coolinterview.com/interview/1017http://www.coolinterview.com/interview/1017http://www.coolinterview.com/interview/1018http://www.coolinterview.com/interview/1018http://www.coolinterview.com/interview/1018http://www.coolinterview.com/interview/1019http://www.coolinterview.com/interview/1019http://www.coolinterview.com/interview/1019http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1020http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1021http://www.coolinterview.com/interview/1022http://www.coolinterview.com/interview/1022http://www.coolinterview.com/interview/1022http://www.coolinterview.com/interview/1022http://www.coolinterview.com/interview/1023http://www.coolinterview.com/interview/1023http://www.coolinterview.com/interview/1023http://www.coolinterview.com/interview/10248/8/2019 Top 100 C Questions Asked in Actual Interviews
11/16
include at compile time?
http://www.coolinterview.com/interview/1
024
What is the difference between#include and #include "file"?
http://www.coolinterview.com/interview/1
025
Is it better to use a macro or afunction?
http://www.coolinterview.com/interview/1026
How are portions of a programdisabled in demo versions?
http://www.coolinterview.com/interview/1
027
What is the benefit of using an enumrather than a #define constant?
http://www.coolinterview.com/interview/1
028
What is the benefit of using #defineto declare a constant?
http://www.coolinterview.com/interview/1029
Can a file other than a .h file beincluded with #include?
http://www.coolinterview.com/interview/1024http://www.coolinterview.com/interview/1024http://www.coolinterview.com/interview/1024http://www.coolinterview.com/interview/1024http://www.coolinterview.com/interview/1024http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1026http://www.coolinterview.com/interview/1026http://www.coolinterview.com/interview/1026http://www.coolinterview.com/interview/1026http://www.coolinterview.com/interview/1026http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/1024http://www.coolinterview.com/interview/1024http://www.coolinterview.com/interview/1024http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1025http://www.coolinterview.com/interview/1026http://www.coolinterview.com/interview/1026http://www.coolinterview.com/interview/1026http://www.coolinterview.com/interview/1026http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1027http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1028http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1029http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/10308/8/2019 Top 100 C Questions Asked in Actual Interviews
12/16
http://www.coolinterview.com/interview/1
030
How can you avoid including a headermore than once?
http://www.coolinterview.com/interview/1
031
What will the preprocessor do for a
program?
http://www.coolinterview.com/interview/1
032
What is a macro, and how do you use
it?
http://www.coolinterview.com/interview/1
033
What is Preprocessor?
http://www.coolinterview.com/interview/1034
How can I make sure that myprogram is the only one accessing a
file?
http://www.coolinterview.com/interview/1
035
How can I open a file so that other
programs can update it at the sametime?
http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1034http://www.coolinterview.com/interview/1034http://www.coolinterview.com/interview/1034http://www.coolinterview.com/interview/1034http://www.coolinterview.com/interview/1034http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/1030http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1031http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1032http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1033http://www.coolinterview.com/interview/1034http://www.coolinterview.com/interview/1034http://www.coolinterview.com/interview/1034http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1035http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/10368/8/2019 Top 100 C Questions Asked in Actual Interviews
13/16
http://www.coolinterview.com/interview/1
036
How do you determine whether touse a stream function or a low-levelfunction?
http://www.coolinterview.com/interview/1
037
What is the difference between textand binary modes?
http://www.coolinterview.com/interview/1038
How can you restore a redirectedstandard stream?
http://www.coolinterview.com/interview/1
039
How do you redirect a standardstream?
http://www.coolinterview.com/interview/1
040
How can I search for data in a linkedlist?
http://www.coolinterview.com/interview/1041
How can I sort a linked list?
http://www.coolinterview.com/interview/1
http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1040http://www.coolinterview.com/interview/1040http://www.coolinterview.com/interview/1040http://www.coolinterview.com/interview/1040http://www.coolinterview.com/interview/1040http://www.coolinterview.com/interview/1041http://www.coolinterview.com/interview/1041http://www.coolinterview.com/interview/1041http://www.coolinterview.com/interview/1041http://www.coolinterview.com/interview/1041http://www.coolinterview.com/interview/1042http://www.coolinterview.com/interview/1042http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1036http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1037http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1038http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1039http://www.coolinterview.com/interview/1040http://www.coolinterview.com/interview/1040http://www.coolinterview.com/interview/1040http://www.coolinterview.com/interview/1040http://www.coolinterview.com/interview/1041http://www.coolinterview.com/interview/1041http://www.coolinterview.com/interview/1041http://www.coolinterview.com/interview/1041http://www.coolinterview.com/interview/1042http://www.coolinterview.com/interview/10428/8/2019 Top 100 C Questions Asked in Actual Interviews
14/16
042
What is hashing?
http://www.coolinterview.com/interview/1043
What is the quickest searching
method to use?
http://www.coolinterview.com/interview/1
044
What is the easiest searching methodto use?
http://www.coolinterview.com/interview/1
045
How can I sort things that are too
large to bring into memory?
http://www.coolinterview.com/interview/1
046
What is the quickest sorting method
to use?
http://www.coolinterview.com/interview/1
047
What is the easiest sorting method to
use?
http://www.coolinterview.com
/interview/1048
What is the benefit of using const for
http://www.coolinterview.com/interview/1042http://www.coolinterview.com/interview/1043http://www.coolinterview.com/interview/1043http://www.coolinterview.com/interview/1043http://www.coolinterview.com/interview/1043http://www.coolinterview.com/interview/1043http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1048http://www.coolinterview.com/interview/1048http://www.coolinterview.com/interview/1048http://www.coolinterview.com/interview/1048http://www.coolinterview.com/interview/1048http://www.coolinterview.com/interview/1049http://www.coolinterview.com/interview/1042http://www.coolinterview.com/interview/1043http://www.coolinterview.com/interview/1043http://www.coolinterview.com/interview/1043http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1044http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1045http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1046http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1047http://www.coolinterview.com/interview/1048http://www.coolinterview.com/interview/1048http://www.coolinterview.com/interview/1048http://www.coolinterview.com/interview/1048http://www.coolinterview.com/interview/10498/8/2019 Top 100 C Questions Asked in Actual Interviews
15/16
declaring constants?
http://www.coolinterview.com/interview/1
049
Canstatic variables bedeclared in aheader file?
http://www.coolinterview.com/interview/1
050
Whatis the difference betweendeclaring a variable and defining a
variable?http://www.coolinterview.com/interview/1
051
Is it acceptable to declare/define avariable in a C header?
http://www.coolinterview.com/interview/1
052 When should a type cast not be used?
http://www.coolinterview.com/interview/1
053
When should a type cast be used?
http://www.coolinterview.com/interview/1
054
How can you determine the maximum
value that a numeric variable canhold?
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16/16
http://www.coolinterview.com/interview/1
055
How reliable are floating-pointcomparisons?
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056
Cana variable be both const and
volatile?
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057
when should the volatile modifier be
used?
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058
When should the register modifier beused? Does it really help?
http://www.coolinterview.com/interview/1
059
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