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

00:00
Question # 1

To read the formatted input data from a file, which of the following function is used.

Question # 2

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 # 3

With the following declaration , the correct answer is.enum rgb (red = -1, green , blue)

Question # 4

The given statement FILE "fptr;

Question # 5

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

Question # 6

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 # 7

Which of the following correctly access the seventh element stored in foo, an array with 100 elements.

Question # 8

The given statement of FILE * fptr,

Question # 9

The function fprint is used in the program.

Question # 10

# define preprocessors command can be used for defining.

Question # 11

The function used to position the file pointer in C is

Question # 12

Which of the following is a LOOP statement of a C language.

Question # 13

The number of arguments for realloc ( ) function is.

Question # 14

The function 'foo' returns the following type as result.

Question # 15

String concatenating means.

Question # 16

How would you declared constant of 5 called 'MYCONST"?

Question # 17

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

Question # 18

How is a variable accessed from another file.

Question # 19

Which of the following is not a correct variable type.

Question # 20

Given b=110 and c =20, what is the value of 'a' after execution of the expression a = b -= c + =5?

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PPSC ComputerScience Chapter 8 Important MCQ's

Sr.# Question Answer
1 The benefit of using enumeration data types in a program is
A. Program becomes shorter
B. Program becomes longer
C. Program is easy to understand
D. Program become complex
2 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
3 Multiple macro can be defined by placing _____ at teh end of each line except the last.
A. /
B. \
C. #
D. $
4 Which of the following functions are used in unformatted data files.
A. Fscanf
B. Fwrite
C. Fread
D. fscanf & fwrite
5 It is necessary to declare the type of the function in the calling program if.
A. The function return an integer
B. The function retern an integer
C. Function returning only the float values
D. The function return a non integer value.
6 What's wrong in the following statement provide K is a variable of type Int.
(k=2 , k <= 12, k++)
A. The increment should always be ++k
B. The variable must always be the letter i when using a for loop
C. The variable k can't be initialized
D. The commas should be semicolons.
7 What is the base data type of a pointer variable by which the memory would be allocated to it.
A. Int
B. Float
C. No data type
D. Unsigned int
8 With the following declaration , the correct answer is.enum rgb (red = -1, green , blue)
A. red = -1, green = -2, blue = -3
B. red = -1 , green = 0 blue = 1
C. red = -1 , green = 2 blue = 3
D. All above alternative are illegal declarations.
9 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
10 The given statement FILE "fptr;
A. Defines a pointer to the pre defined structure type FILE.
B. Defines a pointer to the usere defined structure type FILE
C. Defines a pointer to the pre-defined data type FILE DESCRIPTOR.
D. Creates a file pointed by fptr

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