C_ QUIZ1

Which data type in C is used to store single-precision floating-point numbers?

• float

• double

• long double

• int

When should the 'unsigned' modifier be used with integer data types in C?

• When negative values are not allowed.

• When negative values are allowed.

• It is optional and does not affect the behavior of the data type.

• When the range of positive values needs to be extended.

What is the range of values for the 'char' data type in C when it is declared as 'unsigned'?

• 0-255

• -128 to 127

• 0 to 127

• -32768 to 32767

What is the output of the following code?

#include <stdio.h> int main() { int x = 10, y = 20; printf("%d", x < y ? x++ : y--); return 0; }

• 10

• 11

• 19

• 20

What is the result of the following bitwise operation in C?

unsigned int x = 10, y = 6; unsigned int result = x ^ y;

• 0

• 4

• 14

• 16

What is the value of z after the following code snippet executes?

float x = 10.5;

int y = 5;

float z = (int)x + (float)y;

• 10.5

• 15.5

• 10.0

• 15.0

Consider the following code:

int x = 10;

char y = 'A';

printf("%d", (int)(x + y));

What will be printed as a result of this code?

• 75

• 66

• 76

• Compilation Error

What is the output of the following code?

int x = 65;

char y = (char)x;

printf("%c", y);

• A

• B

• 65

• Compilation Error

What is the output of the following code snippet?

int x = 10;

float y = 5.5;

printf("%d", (int)(x + y));

• 15

• 16

• 15.5

• COmpilation Error

Consider the following code:

int x = 5, y = 10, z = 15;

int result = !(x > y) && !(y < z);

printf("%d", result);

• 0

• 1

• Compilation Error

• Run time error