Explore topic-wise MCQs in Testing Subject.

This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.

1.

The preprocessor directive which is used to remove the definition of an identifier which was previously defined with #define?

A. #ifdef
B. #undef
C. #ifndef
D. #def
Answer» C. #ifndef
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