A. a message from compiler to the programmer
B. a message from programmer to the preprocessor
C. a message from programmer to the microprocessor
D. a message from compiler to the linker
View Answer
Ans : B
Explanation:preprocessor directive is a message from programmer to the preprocessor.
12. Which of the following are correctly formed #define statements?
A. #define INCH PER FEET 12
B. #define SQR(X) (X *X);
C. #define SQR(X) X*X
D. #define SQR(X) (X*X)
View Answer
Ans : D
Explanation:#define SQR(X) (X *X) correctly formed #define statements
13. A macro must always be written in capital letters.
A. True
B. False
View Answer
Ans : B
Explanation: The statement is false
14. A macro should always be accommodated in a single
line.
A. True
B. False
View Answer
Ans : A
Explanation: Usually true. Some compilers allow multi-line macros
15. After preprocessing when the program is sent for
compilation the macros are removed from the expanded source code.
A. True
B. False
View Answer
Ans : A
Explanation: The statement is True.
16. Macros with arguments are not allowed.
A. True
B. False
View Answer
Ans : B
Explanation: The statement is false
17. Nested macros are allowed.
A. True
B. False
View Answer
Ans : B
Explanation: The statement is false
18. Tn a macro call the control is passed to the macro.
A. True
B. False
View Answer
Ans : B
Explanation: The statement is false
19. All macro substitutions in a program are done?
A. Before compilation of the program.
B. After compilation
C. During execution
D. None of the above
View Answer
Ans : A
Explanation:All macro substitutions in a program are done Before compilation of the program.
20. In a program the statement:
#include "filename"
is replaced by the contents of the file "filename"?
A. Before compilation
B. After Compilation
C. During execution
D. None of the Above