GTU BE 1st and 2nd Semester CPU002 Computer Programming and Utilization-2 Summer 2018 Question Paper

Seat No.: ________ Enrolment No.___________
GUJARAT TECHNOLOGICAL UNIVERSITY
SPFU – SEMESTER ? 1
st
/ 2
nd
EXAMINATION ? SUMMER 2018
Subject Code: CPU002 Date: 19/05/2018
Subject Name: Computer Programming and Utilization-2
Time: 02:30 pm to 05:00 pm Total Marks: 70
Instructions:
1. Attempt any five questions.
2. Make suitable assumptions wherever necessary.
3. Figures to the right indicate full marks.
Q.1 (a) What is Recursion? Write a C program in which a 5 digit positive
integer is entered through keyboard; write a function to calculate
the sum of digits of the 5 digit number with using recursion.
07
(b) What is pointer? Give its benefits and write a program using pointer
and function to determine the length of string.
07

Q.2 (a) Write a C function to exchange two numbers and use it to reverse
an array of 10 integers accepted from user.
07
(b) What is structure and union? How does a structure differ from an
array? How is an array of structure initialized?
07

Q.3 (a) How to initialize Pointer? Explain arrays of Pointer using suitable
sample program.
07
(b) Using structure write a C program: Define a structure
student_record to contain name, branch and entry year. Read this
information from keyboard and print the same on screen.
07

Q.4 (a) What is Dynamic Memory Allocation? Compare: Static Memory
Allocation Vs. Dynamic Memory Allocation.
07
(b) What is file? Briefly Explain different file management functions in
C.
07

Q.5 (a) Explain the use of malloac and calloc function with sample
program.
07
(b) Write a program to read a string from file and print on screen. 07

Q.6 (a) Write a function program to find whether the string is palindrome or
not.
07
(b) Describe variable declaration in structure and accessing members of
structure.
07

Q.7 (a) Explain use of macros and preprocessing elements in C
programming with examples.
07
(b) Explain various categories of functions with suitable example.
07
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