Subject- C Programming
Section - A
Tick the Correct Answer from the option given
1. How many times below for loop will be executed ?
#include<stdio.h>
int main()
{
int i=0;
for(;;)
printf("%d",i);
return 0;
}
A) 0 times
B) Infinite times
C) 1 times
D) 10 times
2. Set of consecutive memory locations is called as ________.
A) Function
B) Loop
C) Array
D) Pointer
3. Array can be considered as set of elements stored in consecutive memory locations but having
__________.
A) Different Data Type
B) None of these
C) Same Data Type
D) Same Scope
4. If we have declared an array described below -
int arr[6];
then which of the following array element is considered as last array element ?
A) arr[6]
B ) arr[5]
C) arr[0]
D) arr[4]
5. Break statement is used for
A) Quit a program
B) Quit the current iteration
C) Both of above
D) None of above
6. Total number of keywords in C are
A) 30
B) 32
C) 48
D) 132
7.
How many times the while loop will get executed if a short int is 2 byte wide?
#include<stdio.h>
int main()
{
int j=1;
while(j <= 255)
{
printf("%c %d\n", j, j);
j++;
}
return 0;
}
A) Infinite times
B) 255 times
C) 256 times
D) 254 times
8. Which of the following is not logical operator?
A) &
B) &&
C) ||
D) !
9. In mathematics and computer programming, which is the correct order of mathematical operators ?
A) Addition, Subtraction, Multiplication, Division
B) Division, Multiplication, Addition, Subtraction
C) Multiplication, Addition, Division, Subtraction
D) Addition, Division, Modulus, Subtraction
10. Which of the following cannot be checked in a switch-case statement?
A) Character
B) Integer
C) Float
D) enum
Fill in the Blanks with Correct Answer.
11. The C language was originally developed from------------language.
12. A C program is basically a collection of-----------.
13. C program execution begins from------------ function.
14. The relational expression -30>=0 is------------.
15. The operator “--’’ is known as ------------ operator.
16. The a++ Is equivalent to ------------.
17. The standard mathematical functions are included in the ------------..header file.
18. Repeating a set of statements for a specific number of times is called ------------ structure.
19. The ------------ statement causes the next iteration of the loop structure.
20. Consider the following statements:
a=10;
b=a++;
then the value of b is ----------------
State the given Statement is True/False.
21. In C, upper and lower cases letter are same.
22. C keywords can be used as variable names.
23. A # define is a compiler directive and not a statement.
24. # define lines should end with a semicolon.
25. stdio.h refers to standard l/o header file.
26. stdio.h contains mathematical functions.
27. Every C program must have at least one main ( ) function section.
28. Every C program ends with an END word.
29. A printf ( ) function generate only one line of output.
30. The basic meaning of the C keywords can be changed.
Write Short Notes on (Any Two)
31. Increment decrement and Bitwise Operators
32. if-else statement.
33. Recursion.
Answer with one Sentence
34. What is the meaning of base address of the array?
35. S++ or S = S+1, which can be recommended to increment the value by 1 and why?
36. What is the difference between actual and formal parameters?
37. What is a token?
38. Explain the use of %i format specifier w.r.t scanf().
39. Does a break is required by default case in switch statement?
40. When to user -> (arrow) operator.
41. What are command line arguments?
42. Describe the file opening mode “w+”.
43. Define an array.
Match the Columns
1. size of float data type. A. Identifier
2. Elements of structure are B. 4 byte
3. while is a kind of loop C. entry control
4. for is a kind of loop D. conio.h
5. clrscr function is defined in E. 0
6. fprintf and fscanf functions are build in F. pointer
7. default value of extern variable is G. Exit Control
8. macros are H. stdio.h
9. Arrow -> operator is used in I. different
10. name of function, structure etc. known as J. Pre- processor
Label the Following Diagram
1. Draw a flow chart to calculate simple interest numbers.
Define following Terms (Any Five)
1. Do-While Statement.
2. 1D Array.
3. Union.
4. Structure
5. Conditional Operator
6. Pointers
Section – B
Differentiate the following Terms (Any Three)
1. Structure and Union.
2. Array and structure
3. Do-while and While.
4. (&) and (&&) operator.
Answer the Following (Any Two).
1. Write a C Program to print.
1
2 2
3 3 3
4 4 4 4
5 5 5 5 5
2. Write a program to find the sum of elements in an array.
3. Write a C Program to check number is even or odd.
Define (Any One)
1. Explain file operations in detail.
2. Explain Call by value and Call by Reference in detail.
