题目内容
Variables created inside a function are available only to the functions in the same C file.
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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.
When using a pointer variable, the value that is obtained is always found by first going to the pointer for an address; this is called indirect addressing.
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