Programming in C & Programming Logic Development with C, Question Paper of BSC IT (D) 1st Semester,Download Previous Years Question Paper 3

Roll No……………

Total No. of Questions:13]

J-3840[S-8038]            

[2037]

B.Sc .(IT)

PROG. IN C (B.Sc.(IT)-102)

Time:03 Hours                                                             Maximum Marks :75

Instruction to Candidates :

1)    Section –A is compulsory.

2)     Attempt any Nine questions from Section-B

Section –A

Q1)

a)     What are keywords & Data type qualifiers in C ?

b)     Differentiate between the arguments within the scanf function & the printf function?

c)     Explain the Difference  between L value and R value .

d)    Write  briefly the areas of application of  for statement .

e)     Describe life  time and visibility features of static  variable.

f)      Give  syntax of one  dimensional  array.

g)     How will you convert the value of  a character into ASCII?

h)    What  happens  if  an integer number is subtracted and added to the  pointer?

i)        Differentiate  between  the  union  declaration and  structure declaration ?

j)       What are the structure tag and  structure template ?

k)    Why the parameters given within a function prototype are called “dummy” parameters.

l)       Explain the significance of subscript in an array?

m)  List all the input and output functions of an array.

n)    Can a pointer variable appear on the left side of an assignment operator?

o)    What are the restrictions on processing of enumerated data type?

Section –B

Q2.    How comments in C program are given? Explain with an example. What is     the purpose of comments?

Q3.   Explain the application of print function in displaying float and double types   data with example.

Q4.   Explain the difference between the operation of ceiling function and the floor function with examples.

Q5.   What is a conditional operator? Give its syntax and application with an example. Why the expressions in the conditional operator are called ternary?

Q6.   Write a function digit to find all numbers between 10 & 1000 which behave     in the following way: Number 12; square 144; reverse 21; square 441 (which   is reverse of 144).

Q7.   Write a program to calculate the total number of elements of a        multidimensional array?

Q8.   Write a function trace to sum the diagonal elements of a square matrix.

Q9.   Write a function readalpha, sortalpha & printalpha to read, sort and print         respectively words in an ascending order.

Q10.          What is the difference between an array of pointer to objects and pointers to         arrays of objects?

Q11.          Explain the method of passing a structure by value as an argument to a   function with an example of prototype function declaration and function call.

Q12.          Write a C program to compute the size of union.

Q13. Write a C program to construct a pay bill structure of an employee in an         organization.