PPSC Computer Science Topic 8 MCQ's Test Preparation

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MCQ's Test For PPSC Computer Science Topic 8 C Programming

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PPSC Computer Science Topic 8 C Programming

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Question # 1

Which of the following is a not a keyword of C langauge.

Question # 2

What is the reslutl of the expression 6+12*3 -4/2?

Question # 3

Which of the following is a not a keyword in C langauge.

Question # 4

The given statement FILE "fptr;

Question # 5

If suppose a variable 'a' is initialized as int a = oxff, then what will be output for the below code.
(a << 4>>12)? printf ("Humaira') printf (" iram")

Question # 6

Which of the following is an advantage of using macros over functions.

Question # 7

Which of the following is not a character constant.

Question # 8

Malloc ( ) function return pointer to.

Question # 9

The function sprint ( ) works like print f ( ) , but operates on.

Question # 10

The header file contains the function prototypes to the standard input /output library functions and information used by them.

Question # 11

What are the values of a, b are if the following code fragemnt is executed int a , b = 7
a=b<4? b << 1, b> 4?7 >> 1 a;

Question # 12

The function fprint is used in the program.

Question # 13

Which of the following operators has right to left associativity.

Question # 14

Multiple macro can be defined by placing _____ at teh end of each line except the last.

Question # 15

What is the difference between a declaration and a definition of a variable.

Question # 16

What does the "auto" specifier do.

Question # 17

Which one of the following will read a character from the keyboard and will store it in the variable.

Question # 18

What is the meaning of self referential structure.

Question # 19

To most widely used method for interpreting the bit setting as non negative integer is.

Question # 20

When function is recursively called all the automatic variable are stored in a.

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 In mixed mode expressions.
A. Operands of lower type get automatically converted to higher type
B. Operands of higher type get automatically converted to lower type.
C. Operands of higher and lower type get in there changed
D. Operands of lower type get automatically converted to lower type.
2 # define preprocessors command can be used for defining.
A. Macros
B. For loop
C. Symbolic constants
D. Both a and c
3 Array are passed as the arguments to a function by
A. Value
B. Reference
C. Constant value
D. Both a and b
4 The arguments in main () function are known as.
A. Program parameter
B. Command line arguments
C. Both a and b above
D. None of these
5 What's wrong in the statement ? (x == 4 && y == 5) ? (a=5):(b=6):
A. The question mark should be an equal sign.
B. The first semicolon should be a colon
C. There are too many variables in the statement
D. None of abvoe
6 The function sprint ( ) works like print f ( ) , but operates on.
A. Strings
B. Data in a file
C. Stderr
D. Stdin
7 Which operator from the following has the lowest priority.
A. Assignment operator
B. Division operator
C. Common operator
D. Conditional operator
8 What is the fifth element of the array
Int a [3][4] ={1,2,3,4,5,6,7,8,9,10,11}
A. 4
B. 5
C. 6
D. 7
9 While working with the binary Strems for 'C' I/O file operations.
A. Only the binary values can be read and can be written
B. No character transition take place
C. Character translation takes place
D. Both a and b above
10 The given statement of FILE * fptr,
A. Defines a pointer to the pre defined structure type FILE
B. Define a pointer to the user defined structure type FILE.
C. define a pointer to the pre defined data type FILE DESCRIPTOR
D. Creates a file pointed by fptr

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