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1:

 m4

A.

is a macro processor

B.

can he used to preprocess C code

C.

can be used to preprocess assembly language program

D.

none of the above

 

Answer : C

Explanation :

cpp is 'C' preprocessor, m4 is a general purpose macro processor that can he used to pre-process C. as well as assembly language programs. Unlike cpp, it can do integer arithmetic. some string and substring manipulation, in addition to tile inclusion and conditional macro expanion which can be done by cpp also

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Option: A

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