INTERVIEW QUESTIONS C C BASICS DETAILS

Question: What are storage class in c?

Answer: There r of 4 type of storage class in C

static

auto

register

extern

There r of 4 type of storage class in C

static

auto

register

extern
Source: CoolInterview.com

Storage class specifies where the variable will be store,it also indicate the scope and life time of the variable.
Scope of the variable determines in which part of the value of the variable is active and life time of the variable refers to the duration of the value of the variable that would last long.
There are 4 types of storage class.
1.automatic
2.external
3.static
4.register Source: CoolInterview.com

Static : Has internal (file level) linkages.

Auto : Local variables. All variables are auto by default.

Extern : Has external linkages.

Register : Stored in cpu registers. Source: CoolInterview.com

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