
Mastering C Language Concepts
Authored by Marella Marella
Computers
University
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct syntax to include a header file in C?
#include
#include {header_file.h}
import header_file.h
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain the difference between '==' and '=' in C.
'==' checks equality, while '=' assigns a value.
Both '==' and '=' are used for comparison in C.
'==' is for assigning values, while '=' compares two variables.
'==' is used for variable declaration, while '=' checks equality.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a pointer in C and how is it declared?
A pointer in C is a variable that stores a value directly.
A pointer in C is a variable that stores the address of another variable. It is declared using the syntax 'type *pointer_name;'. For example, 'int *ptr;'.
A pointer is declared using the syntax 'pointer_name : type;'.
Pointers can only store integer values in C.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you allocate memory dynamically in C?
Use 'printf' to allocate memory in C.
Use 'free' to allocate memory in C.
Use 'new' operator for dynamic memory allocation in C.
Use 'malloc', 'calloc', or 'realloc' functions to allocate memory dynamically in C.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the 'main' function in a C program?
The 'main' function is responsible for memory management.
The 'main' function is where all functions are declared.
The 'main' function is used for defining global variables.
The 'main' function is the entry point of a C program.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe the use of the 'break' statement in loops.
The 'break' statement is used to skip the current iteration of a loop.
The 'break' statement is used to pause a loop temporarily.
The 'break' statement is used to exit a loop prematurely.
The 'break' statement is used to continue executing the next loop iteration.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a structure in C and how is it defined?
A structure in C is defined using the 'struct' keyword, followed by the structure name and its members.
A structure in C is defined using the 'class' keyword.
A structure in C is defined with the 'define' keyword.
A structure in C is a type of function that returns a value.
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