Question

19. Unary increment (++) or unary decrement (---) increases or decreases the value of the variable by (a) o (b) 1 (c) 2 (d)-1.​

Answer 1

Correct Answer :-

The method of Unix can be used within the unitary increment or decrement and this can letters to the correct option.

$\rule{202}$

Hence, here we can see the correct option will be (d) -1.

Answer 2

Unary increment (++) or unary decrement (---) increases or decreases the value of the variable by 1