CSCI 1301 EXAM REVIEW

8/9/2019 CSCI 1301 EXAM REVIEW

1/45

Review Exam 1

CSCI – 1301 - 120


2/45

• Consider the following pseudoode! what doesit produe" – Set n # 0$

– Set a # 0$

– Set & # 1$

– Set p # 1$

– 'rint p$

– Repeat until n e(uals 10

– Set p # a ) &$

– Set a # &$

– Set & # p$

– *dd 1 to n$

– 'rint p$


3/45

• +he language developed &, Sun

iros,stems that &eame the .avaprogramming language was originall,designed to &e simple! seure!and////////

• a eas, to use in an, language

• & availa&le over the Internet

• usa&le for man, dierent proessort,pes

• d environmentall, friendl,! or green


4/45

• .ava is said to &e a safe programminglanguage$ hat does this mean"

• a .ava programs annot auseenvironmental damage &eause the, aregreen$

• & .ava programs an run within a &rowserwithout fear that the, ma, atta4 ,ouromputer$

• +here is no wa, for a .ava program to reador write a 5le$

• d .ava programs annot aess data arossa omputer networ4


5/45

• In order for .ava to ahieve porta&ilit,

• a ompiled .ava programs ontaininstrutions for a virtual mahine

• & .ava is not ompiled• .ava programs must &e re-ompiled

on eah platform where the, are to

run• d .ava programs are &ased on the C)

) programming language


6/45

• * .ava 6irtual ahine is

• a * theoretial mahine to helpunderstand the omputational omplexit,of algorithms

•

& * program that simulates a real C'7• * 4ind of omputer hardware that is

em&edded into the C'7s of all omputersusing .ava

• d * li&rar, pa4age that extends theapa&ilit, of the .ava programminglanguage


7/45

• +he .ava programming language isitself relativel, simple! &ut also

ontains a vast set of ////////

• a s,ntatial variations

• & program templates

• ross-platform sripting languages

• d li&rar, pa4ages


8/45

• +he soure ode for a .ava programis stored in a 5le

• a that ends with a $lass su8x

• & that an have an, valid 5le name

• that ends with a $9ava su8x

• d that has no su8x


9/45

• * .ava lass 5le

• a ontains .ava soure ode

• & ontains instrutions to the .avavirtual mahine

• is an internal 5le reated &, theIntegrated :evelopmentEnvironment ;I:E

• d is the translation of the .avasoure ode into C))


10/45

• In .ava! the statementSystem.out.print("hello");;<

• a is a s,ntax error

• & is a legal statement

• seems li4e it should print outhello &ut doesn=t

• d as4s the user to enter a value andstores it in the varia&le hello


11/45

• * se(uene of steps that isunam&iguous! exeuta&le! and

terminating is alled

• a pseudoode

• & an algorithm

• a logarithm

• d a programming tas4


12/45

• hih of the following optionsdelares a >oat varia&le"

• a Float age;

• b) flt age;

• c) float age;

• d) age: float;


13/45

hat is the result of the following odesnippet"

public static void main(String[] args){

double circleRadius;

double circleVolume;

circleVolume = 22 / 7 * circleRadius * circleRadius;

System.out.println(circleVolume);

}

• a 0

•

& 3$1?• @$2A

• d ompile-time error


14/45


15/45


16/45


17/45


18/45


19/45


20/45


21/45

What is the result of the following statement?

String s = "You" + "had" + "me" + "at" + "hello";

a) The string s has the following value: "You had me at hello" b) The statement results in an error because the + operator can be used onlywith numbers

c) The statement results in an error because the + operation cannot beperformed on string literals

d) The string shas the following value: "Youhadmeathello"


22/45


23/45


24/45


25/45


26/45


27/45


28/45


29/45


30/45


31/45


32/45


33/45


34/45


35/45


36/45


37/45


38/45

+he >ow hart shows the order in whihsteps should &e exeuted! and the diamond-

shaped &oxes indiate a input& algorithms tas4s

d onditional tests


39/45


40/45


41/45


42/45


43/45


44/45


45/45

BRID F7R BFFG

for the examF E:ES:*

H1J012

Documents

CSCI 1301 EXAM REVIEW