This is the c programming questions and answers section on "C Preprocessor" with explanation for various interview, competitive examination and entrance test. Solved examples with detailed answer description, explanation are given and it would be easy to understand.C Preprocessor in C.
1. Property which allows to produce different executable for different platforms in C is called?
- A. File inclusion
- B. Selective inclusion
- C. Conditional compilation
- D. Recursive macros
Answer: Option C
Explanation:
Conditional compilation is the preprocessor facility to produce different executable.
2. #include is called
- A. Preprocessor directive
- B. Inclusion directive
- C. File inclusion directive
- D. None of the mentioned
Answer: Option A
Explanation:
None.
3. C preprocessors can have compiler specific features.
- A. true
- B. false
- C. Depends on the standard
- D. Depends on the platform
Answer: Option A
Explanation:
#pragma is compiler specific feature.
4. C preprocessor is conceptually the first step during compilation.
- A. true
- B. false
- C. Depends on the compiler
- D. Depends on the standard
Answer: Option A
Explanation:
None.
5. Preprocessor feature that supply line numbers and file names to compiler is called?
- A. Selective inclusion
- B. macro substitution
- C. Concatenation
- D. Line control
Answer: Option D
Explanation:
None.
