For each #if, #ifdef, and #ifndef directive.

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Question:
For each #if, #ifdef, and #ifndef directive.

1.There are zero or more #elif directives

2.Zero or one #else directive

3.One matching #endif directive

4.All of the mentioned

Posted Date:-2021-02-20 21:41:37

More MCQS Questions and answers

  1. #include <somefile.h> are _______ files and #include “somefile.h” ________ files.
  2. #include statement must be written _____
  3.  #pragma exit is primarily used for?
  4.  If #include is used with file name in angular brackets.
  5.  If the file name is enclosed in angle brackets, then ___
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  7. An array of similar data types which themselves are a collection of dissimilar data type are ___________
  8. Arguments that take input by user before running a program are called?
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  10. C preprocessors can have compiler specific features.
  11. Can function definition be present in header files?
  12. Comment on an array of the void data type.
  13. Conditional inclusion can be used for ______
  14. For each #if, #ifdef, and #ifndef directive.
  15. How is search done in #include and #include “somelibrary.h” according to C standard?
  16. How is search done in #include and #include”somelibrary.h” normally or conventionally?
  17.  A local variable declaration with no storage class specified is by default _________
  18. If the file name is enclosed in double quotation marks, then _________
  19. In a conditional inclusion, if the condition that comes after the if is true, then what will happen during compilation?
  20. Preprocessor feature that supply line numbers and filenames to compiler is called?
  21. Property which allows to produce different executable for different platforms in C is called?
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  23. The C-preprocessors are specified with _________symbol.
  24. The preprocessor provides the ability for ____
  25. User-defined data type can be derived by________
  26. What are the applications of a multidimensional array?
  27. What is #include <stdio.h>?
  28. What is #include directive?
  29. What is a preprocessor?
  30. What is the advantage of #define over const?
  31. What is the correct syntax to send a 3-dimensional array as a parameter? (Assuming declaration int a[5][4][3];)
  32. What is the maximum number of arguments that can be passed in a single function?
  33. What is the sequence for preprocessor to look for the file within <>?
  34. What is the size of *ptr in a 32-bit machine (Assuming initialization as int *ptr = 10;)?
  35. What would happen if you create a file stdio.h and use #include “stdio.h”?
  36. Which directory the compiler first looks for the file when using #include?
  37. Which of the following are C preprocessors?
  38. Which of the following are themselves a collection of different data types?
  39. Which of the following arithmetic operation can be applied to pointers a and b? (Assuming initialization as int *a = (int *)2; int *b = (int *)3;)
  40. Which of the following can never be sent by call-by-value?
  41. Which of the following cannot be a structure member?
  42. Which of the following declaration will result in run-time error?
  43. Which of the following file extensions are accepted with #include?
  44. Which of the following is not possible statically in C?
  45. Which of the following is not possible under any scenario?
  46. Which of the following names for files not accepted?
  47. Which of the following operation is illegal in structures?
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