Course Title: Programming Fundamentals

Mid Term Examination

Course Instructors : Mahmood Siddique Fawad Naseem Hina Kirn Hina Tahir Ahmed Bilal

Semester: Spring 2014

Course Code: Percent Weight:

Duration : 90 Minutes Time:

Date : Program: BSCS

Room# : Review Date : TBA

Name: Registration Number

INSTRUCTIONS

1. Write your name and registration number on the Question Paper and Answer Sheet in the spaces provided

2. Write with blue/black permanent ink pen 3. Avoid corrections in objective section of the exam paper 4. Try to finish your exam within prescribed time

Marks Allowed Marks Obtained

Instructor Signature

University Of Central Punjab

Faculty of Information Technology

Final Exam

X1

X1

2

Marks: 6 – Time: 5 Min

Write a function that takes an integer (as a long value) as a parameter and returns the number of odd digits in that integer.

Question 1

X1

3

Marks: 10 – Time: 10 Min

Write a C++ program which uses a 3x3 matrix A with pre-defined values as given below. Calculate the

transpose of the matrix and finally display the transpose. You may use a temporary array.

Initially your matrix should look like the following, DO NOT TAKE INPUT FROM USER:

𝐴 =3 8 49 7 16 2 5

Expected output is:

𝐴𝑡 =3 9 68 7 24 1 5

Question 2

X1

4

Marks: 6 – Time: 10 Min

Write a C++ program that inputs a char array from user and toggle the case of the letters i.e. convert

all upper case letter to lower case and lower case letters to upper case.

Sample input: fUn Sample Output: FuN

Question 3

X1

5

Marks: 10 – Time: 10 Min

Write a recursive function to calculate the number of prime numbers occurring in array.

Question 4

X1

6

Marks: 10 – Time: 10 Min

Write a C++ program that declares a double type array of size 20. Input the values from the user and

sort the array. Finally display the contents of the array. Use insertion sort.

Question 5

X1

7

Marks: 3

Write Down the output of the following Code.

#include<iostream> Output #include<conio.h> using namespace std; void func(char[],int); void main() { char arr[10]={"Character"};

char charac='c'; func(arr,charac); getch(); } void func(char s[],int c) { int i,j; for(i=j=0;s[i]!='\0';i++) if(s[i]!=c) s[j++]=s[i]; s[j]='\0'; cout<<s; }

Marks: 3

Re-Write following code after remove syntax and logical errors and write down the output if choice = 2

#include<iostream> Output #include<conio.h> using namespace std; void main() { int choice = NULL; cout <<"Enter your Choice: "; cin >> choice; switch(choice) { case '1'; cout << "Odd Number" << endl; break: case '2'; cout << "Even Number" << endl; break: default;

Question 6

Question 7

X1

8

cout << "Unknown Value" << endl; break: } getch(); }

Marks: 3

Write Down the output of the following Code.

include<iostream> Output #include<conio.h> using namespace std; void myFunc (int& x,int size) { for(;size>0;size--) { x=size; x++; } } void main() { int arr[5]={1,2,3,4,5}; myFunc(arr,5); for(int i=0;i<5;i++) cout<<arr[i]<<","; getch(); }

Question 8