C Programming Test

Which of the following file modes would mean read + append?

W+

A+

R+

R+A

Which header file are methods(or macros) isalpha(), islower() a part of?

STDIO.H

CTYPE.H

STRING.H

MATH.H

Which of the following is not a storage type?

AUTO

GLOBAL

STATIC

REGISTER

Which of the following sets of conversion statements may result in the loss of data?

Note: Select more than 1 option as correct answer

INT I; CHAR C; I=C; C=I;

INT I; CHAR C; C=I; I=C;

INT I; FLOAT F; I=F; F=I;

NONE OF THE ABOVE

Which function allocates memory and initializes elements to 0?

ASSIGN()

CALLOC()

MALLOC()

SWAB()

Which function will you use to position the file pointer at the beginning of the file?

REWIND()

FSEEK()

FSCANF()

A OR B

Which function will convert a string into an integer?

INT()

NUMBER()

ATOI()

VAL()

What does the argv[0] represent?

THE FIRST COMMAND LINE PARAMETER HAS BEEN PASSED TO THE PROGRAM

THE PROGRAM NAME

THE NUMBER OF COMMAND LINE ARGUMENTS

NONE OF THE ABOVE

Which of the following is a function for formatting data in memory?

SPRINTF()

PRINTF()

SCANF()

FREE()

What is the return type of the following function declaration? func(char c);

VOID

CHAR

INT

UNDEFINED

The declaration int (p)[10] indicates:

P IS AN ARRAY OF POINTERS TO FUNCTIONS THE RETURN TYPE OF WHICH IS AN INTEGER

P IS A POINTER TO A FUNCTION THAT RETURNS A POINTER TO AN INTEGER

P IS A POINTER TO AN ARRAY OF INTEGER POINTERS

P IS A POINTER TO A CHARACTER STRING

What happens when the continue keyword is encountered in the 'for loop'?

CONTROL PASSES TO THE INITIALIZATION OF THE LOOP

CONTROL PASSES TO THE CONDITION OF THE LOOP

CONTROL PASSES TO THE BEGINNING OF THE LOOP

CONTROL PASSES TO THE FIRST STATEMENT OF THE LOOP

Which function will convert a string into a double precision quantity?

ATOI()

ATOF()

ATOL()

ATAN()

By which file function you can position the file pointer in accordance with the current position?

FTELL()

FSEEK()

FGETC()

FREAD()

Which of the following is/are the correct signature/s of main with command line arguments?

Note: Select more than 1 option as correct answer

INT MAIN(INT ARGC, CHAR **ARGV)

INT MAIN(INT ARGC, CHAR *ARGV[])

INT MAIN(INT ARGC, CHAR *ARGV)

INT MAIN(INT ARGC, CHAR ARGV[])

Which of the following statements will result in a compilation error?

Note: Select more than 1 option as correct answer

INT N=5, X; X=N++;

INT N=5, X; X= ++N++;

INT N=5, X; X= (N+1)++;

INT N=5, X=6; X= (N+X)++;

Which is/are the type/s of memory allocation that needs/need the programmer to take care of memory management?

Note: Select more than 1 option as correct answer

STATIC MEMORY ALLOCATION

DYNAMIC MEMORY ALLOCATION

AUTOMATIC MEMORY ALLOCATION

MEMORY ALLOCATION ON STACK

What is the function to concatenate two strings?

STRCMP()

STRCPY()

STRCAT()

STRLEN()

What will happen if you assign a value to an element of an array the subscript of which exceeds the size of the array?

THE ELEMENT WILL BE SET TO 0

NOTHING; IT IS COMMONLY DONE

IT IS UNDEFINED BEHAVIOR

YOU WILL GET AN ERROR MESSAGE FROM THE COMPILER

Which of the following is not a file related function?

FGETC()

PUTS()

FPUTC()

FSCANF()

Which function will you use to write a formatted output to the file?

FPUTC()

FPUTS()

FPRINTF()

FSEEK()

What is wrong with the following statement? int func();

THE FUNCTION DEFINITION {...} IS MISSING

WHILE CALLING A FUNCTION, THE TYPE INT IS NOT NEEDED

THE SEMICOLON SHOULD NOT BE THERE

THERE IS NOTHING WRONG WITH THE STATEMENT

The declaration int (*p[5])() means:

P IS AN ARRAY OF POINTERS TO FUNCTIONS THE RETURN TYPE OF WHICH IS AN INTEGER

P IS A POINTER TO A FUNCTION THAT RETURNS A POINTER TO AN INTEGER

P IS A POINTER TO AN ARRAY OF INTEGERS

P IS A POINTER TO AN ARRAY OF INTEGER POINTERS

What is the return value in case a file is not opened successfully by using fopen()?

0

1

100

NULL

Which standard function is used to clear memory allocated by the malloc() function?

FREE

CALLOC

DELETE

RELEASE

Identify the incorrect statement.

RECORDS CAN BE DEFINED IN C BY USING STRUCTURES

STRUCTURE MEMBERS CAN BE OF THE SAME/DIFFERENT DATA TYPES

MEMORY IS RESERVED WHEN A STRUCTURE LABEL IS DEFINED

A POINTER TO A STRUCTURE CAN BE USED TO PASS A STRUCTURE TO A FUNCTION

Which file header is to be included for file handling in a C program?

STRING.H

FILE.H

STDIO.H

STDLIB.H

In order to read structures/records from a file, which function will you use?

FSCANF()

FREAD()

FGETS()

FGETC()

Which of the following is not a relational operator?

==

!=

<>

>=

Which of the following functions is used to extract formatted input from a file?

FPUTC()

FPUTS()

FPRINTF()

FSCANF()

Which of the following standard functions is used to close a file?

FILECLOSE()

CLOSEFILE()

FCLOSE()

ANY OF THE ABOVE

Which of the following is not a type of operator ?

RATIONAL

UNARY

TERNARY

COMPOUND ASSIGNMENT

From which of the following loop or conditional constructs, is

SWITCH

WHILE

DO-WHILE

ALL OF THE ABOVE

Which function returns the current pointer position within a file?

FTELL()

FSEEK()

FGETC()

FREAD()

Which of the following is not a string function?

STRLEN()

STRCMP()

STRCPY()

STRCOMP()

Which of the following is not a valid mode for opening a file?

R

W

R+

I

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Exam Type:	C Programming MCQ Skill Test
Questions Type:	Multiple Choice Questions
Total Questions:	36
Time Limit:	30 Minutes
Last Update	June, 2025

Pass C Programming Exam

C Programming Quiz

Which of the following file modes would mean read + append?

Which header file are methods(or macros) isalpha(), islower() a part of?

Which of the following is not a storage type?

Which of the following sets of conversion statements may result in the loss of data?

Which function allocates memory and initializes elements to 0?

Which function will you use to position the file pointer at the beginning of the file?

Which function will convert a string into an integer?

What does the argv[0] represent?

Which of the following is a function for formatting data in memory?

What is the return type of the following function declaration? func(char c);

The declaration int (p)[10] indicates:

What happens when the continue keyword is encountered in the 'for loop'?

Which function will convert a string into a double precision quantity?

By which file function you can position the file pointer in accordance with the current position?

Which of the following is/are the correct signature/s of main with command line arguments?

Which of the following statements will result in a compilation error?

Which is/are the type/s of memory allocation that needs/need the programmer to take care of memory management?

What is the function to concatenate two strings?

What will happen if you assign a value to an element of an array the subscript of which exceeds the size of the array?

Which of the following is not a file related function?

Which function will you use to write a formatted output to the file?

What is wrong with the following statement? int func();

The declaration int (*p[5])() means:

What is the return value in case a file is not opened successfully by using fopen()?

Which standard function is used to clear memory allocated by the malloc() function?

Identify the incorrect statement.

Which file header is to be included for file handling in a C program?

In order to read structures/records from a file, which function will you use?

Which of the following is not a relational operator?

Which of the following functions is used to extract formatted input from a file?

Which of the following standard functions is used to close a file?

Which of the following is not a type of operator ?

From which of the following loop or conditional constructs, is

Which function returns the current pointer position within a file?

Which of the following is not a string function?

Which of the following is not a valid mode for opening a file?