C Quiz - Variables & Operators
Authored by Jenefa Engineering
Computers
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the size of the int data type in C on most modern systems?
2 bytes
4 bytes
8 bytes
It depends on the compiler
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is not a valid variable name in C?
int _a8;
int a8;
int 8a;
int _8a;
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What will be the output of the following code?
int x = 5;
printf("%d", x++);
5
6
4
Error
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the const keyword in C?
To declare a variable constant
To define a constant value
Both A and B
Neither A nor B
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In C, what does the sizeof operator return?
The size of a variable in bits
The size of a variable in bytes
The total number of bits in the system
The number of elements in an array
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following operators is used for logical AND in C?
&
&&
|
||
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the output of the following code?
int a = 10, b = 20;
printf("%d", a > b ? a : b);
10
20
30
Error
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