How can I prepare for Computer Elements of “C” Test Online?

You can prepare for Computer Elements of “C” Test Online by attempting the free online quizzes at Gotest.com.pk. We provide instant results, performance reports, and detailed explanations for every question.

Computer Elements of “C” Test Online

Mustansar KhanLast Updated: October 15, 2025

Start your preparation for Computer Elements of “C” Test Online. This online test contains important MCQs from past papers. Attempting this test will help you prepare for Annual Exams and Entry Tests. Read the questions carefully and select the correct option below to see your result.

Important Computer Elements of “C” Question and Answer

Total Questions:	50
Time Allowed:	25 Minutes
Total Marks:	50
How to Attempt Test:	Please choose the right Option in MCQ-type question.
Test Helpful For:	ECAT Entry Test Computer Online Test Interview Questions about Computer All Universities Entrance Test Recruitments Tests

Elements of “C” Practice Test Online With Explanation

Please wait...

Page 1 of 2

1. Which of the following is used to terminate a C program?

terminate()

exit()

stop()

end()

2. Which format specifier is used for double values?

%lf

3. Which is the correct declaration of a function in C?

def myFunction()

func myFunction()

void myFunction();

function myFunction()

4. Which of the following is a valid arithmetic operator in C?

5. Which of the following function declarations is valid in C?

function fun()

declare fun()

int = fun()

void fun()

6. Which of the following is used to define a block of code in C?

Parentheses ()

Curly braces {}

Angle brackets

Brackets []

7. Which operator has the highest precedence?

()

8. Which data type can be used to store a decimal number?

float

char

int

short

9. Which of the following is not a looping structure in C?

for

select

while

do-while

10. What will the statement int a = 10, b = 3; printf("%d", a % b); print?

11. Which of the following is a fundamental element of a C program?

Interface

Class

Function

Object

12. Which of the following can be used to copy strings in C?

copystr()

strcpy()

strcopy()

assign()

13. Which operator is used to increment a value by 1?

14. Which of these is not a storage class in C?

private

auto

static

15. Which keyword is used to define a user-defined data type alias?

struct

alias

typedef

16. Which header file includes the strlen() function?

math.h

stdio.h

stdlib.h

string.h

17. What is the default value of a global variable in C?

NULL

Garbage value

18. Which of the following is used to define a symbolic constant in C?

const int

#define

constant

static

19. Which of the following is the correct order of evaluation?

*, /, +, -

+, -, *, /

/, *, -, +

*, +, /, -

20. Which operator is used to compare if two values are not equal?

21. What is the correct way to initialize a pointer to NULL?

int p = NULL;

Both A and B

int *p = NULL;

int *p = 0;

22. Which keyword is used to define a structure in C?

define

typedef

object

struct

23. Which function is used to find the length of a string?

strlen()

sizeof()

strlength()

length()

24. What does getch() function do?

Compares characters

Reads a single character without echoing

Terminates the program

Prints a character

25. Which of the following is used to store a group of related values?

Variable

Function

Constant

Array

Page 2 of 2

26. What does the keyword extern indicate?

A private variable

A variable with garbage value

A variable defined elsewhere

A local variable

27. Which of these is a bitwise operator?

28. Which of the following is used to create a multi-line comment in C?

/* */

29. Which of the following is the correct syntax to declare a string?

char name(20);

str name;

char name[20];

string name[20];

30. Which of the following is a valid character constant in C?

"A"

'A'

31. Which of these is a decision-making structure in C?

scanf

printf

while

32. Which keyword is used to prevent a variable from being modified?

const

final

static

extern

33. What is the range of values for a char in C?

-128 to 127

0 to 255

1 to 255

0 to 127

34. Which library must be included to use malloc()?

stdlib.h

stdio.h

conio.h

string.h

35. What is the output of printf("%d", 3 == 3);?

true

false

36. Which of the following is an example of a looping construct?

for

switch

break

continue

37. What is the output of: printf("%d", sizeof(5.5));?

Depends on the compiler

38. What is the correct syntax for a ternary operator in C?

if (condition) then else

condition ? if : else

(condition) ? (true value) : (false value)

if ? then : else

39. What is a pointer?

A variable that stores an address

A data type

A compiler error

A keyword

40. Which of the following functions is used to concatenate two strings?

strcpy()

strcat()

append()

stradd()

41. What will be the output of sizeof(char) on most systems?

42. Which of the following is not a keyword in C?

static

loop

volatile

extern

43. What is the function of return 0; in main()?

It returns success to the operating system

It initializes a variable

It sends 0 to the compiler

It stops the program

44. Which symbol is used to begin a preprocessor directive?

45. Which of the following is used for dynamic memory allocation?

malloc()

exit()

scanf()

printf()

46. Which operator is used to access the value stored at an address?

47. Which of the following is a compound assignment operator?

48. What is the keyword used to define a macro?

const

macro

define

#define

49. What does the keyword static do?

Allows modification

Preserves the value of a variable between function calls

Frees memory

Makes a variable global

Study Plan for Computer Elements of “C” Test Online

This test is crucial for your selection.

How to Use GoTest for Preparation:

Focus on Keywords: Examiners often twist the question. Read the statement twice.
Instant Feedback: Use the “View Answers” feature after the test.

Can't find what you're looking for? Search below:

Latest Updates

Important Internet Basic Info Test Online
Computer Boolean Algebra Test Online
Internet Explorer Shortcut Keys Test Online
MS Word Shortcuts Keys Test 1 Online
MS Windows 7 Shortcuts Keys Test Online
Introduction to Computers Online Test
MS Windows OS Test Online
C++ Language Test Online

Mustansar KhanLast Updated: October 15, 2025

Important Computer Elements of “C” Question and Answer

Elements of “C” Practice Test Online With Explanation

Study Plan for Computer Elements of “C” Test Online

How to Use GoTest for Preparation:

Latest Updates

Mustansar Khan

Leave a Reply Cancel reply