题目内容

____ variables allow the programmer to “jump around” the normal safeguards provided by functions.

A. Global
B. Local
C. Static
D. void

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Variables created inside a function are available only to the functions in the same C file.

Global variables can be used by all functions in a program that are physically placed after the global variable declaration.

Passing an address is referred to as a function pass by reference, because the called function can reference, or access, the variable using the passed address.

A declaration statement that specifically contains the word ____ is different from every other declaration statement in that it does not cause the creation of a new variable by reserving new storage for the variable.

A. auto
B. static
C. extern
D. register

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