79. What is scope & storage allocation of extern and global variables?

Answer:

Scope: it defines the life time of a variable depends on declaration of a variable.If it is declared inside the variable it is local variable,If it is outside it is global variable.
Extern variables: belong to the External storage class and are stored in the main memory

Asked In :: TCS

Sravan :: Sat, February 23, 2019, 5:07:02 am

Scope: it defines the life time of a variable depends on declaration of a variable.If it is declared inside the variable it is local variable,If it is outside it is global variable.
Extern variables: belong to the External storage class and are stored in the main memory