B.Sc. IT (102) (S05) (New / Old) (Sem. - 1st) B.Sc. CST (402) (Old) / DCA (102) (New) / DCA (103) (Old) PROGRAMMING WITH C , Punjab Technical University, PUT, Question Paper

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Roll No. .................

Total No. of Questions : 13]                                                                             [Total No. of Pages : 02

Paper ID [A0302]

(Please fill this Paper ID in OMR Sheet)

B.Sc. IT (102) (S05) (New / Old) (Sem. - 1st)

B.Sc. CST (402) (Old) / DCA (102) (New) / DCA (103) (Old)

PROGRAMMING WITH C

Time : 03 Hours                                                                                             Maximum Marks : 75                  

Instruction to Candidates:

1) Section - A is Compulsory.

2) Attempt any Nine questions from Section - B.                  

Section - A

(15 x 2 = 30)

Q1)

a) What is the difference between an algorithm and flowchart?

b) How is executable program obtained from source program in C?

c) What is the working principle of conditional operator? Give example.

d) What do you understand by the term coercion?

e) What is the significance of ‘\b’ and ‘\f’ escape sequences? Give example.

f) What is the difference between break and continue statements in C?

g) What are different ways to initialize a two dimensional array? Give

example.

h) What is the difference between subscript and subscripted variable?

i) Differentiate between strlen( ) and sizeof( ) with suitable examples.

j) What is the role played by atoi( ) in string manipulation? Give example.

k) What is the need of function prototyping?

l) Differentiate between structure and union.

m) What is typedef declaration? Give suitable example.

n) What are advantages of pointers?

o) Give syntax and application of extern storage class?

Section - B

(9 x 5 = 45)

Q2) Write a program to swap two positive integer numbers without using a third

variable but by using bitwise operators.

Q3) Explain basic data types available in C with the help of example.

Q4) Write a short note on operator precedence and associativity.

Q5) Explain briefly various character input/output functions with examples.

Q6) Write a program to find that the number entered by user is a palindrome or

not.

Q7) Compare all the three loops available in C.

Q8) Write a program to reverse a string making use of strlen function.

Q9) Write a program in C to sort in ascending order integer elements of onedimensional

array.

Q10)Differentiate between pass by value and pass by reference with the help of

example.

Q11)Explain with the help of example the concept of passing array to functions.

Q12)Explain by giving suitable example pointers with structures.

Q13)Explain with example the relationship of one dimensional array with pointers.

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