Question

In class, we discussed static local variables in C. Answereach question below; if necessary, find and consult a reference on theC language (cite your source in your answer).

(a) For a non-static local variable in a C function, what is its scopeand what is its lifetime?
(b) For a static local variable in a C function, what is its scope andwhat is its lifetime?
(c) For a non-static global variable in C, what is its scope and whatis its lifetime?
(d) For a static global variable in C, what is its scope and what is itslifetime?

Answer 1

Answer:

(a) scope: function, lifetime: duration of the function

(b) scope: function, lifetime: duration of the program

(c) scope: global (all modules),  lifetime: duration of the program

(d) scope: module (file), lifetime: duration of the program