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Conditional Inclusion - Questions and Answers

 

Practice these Conditional Inclusion under C Programming walk-in interview Questions/ examination questions with best tricks and short cuts with solution. Student (candidate) who want to crack the walk in interview, competitive exams and want to find short cuts and tricks to solve questions on Conditional Inclusion for following purpose.


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Here is list of Questions and Answers covering all key area of  Conditional Inclusion topic of C Programming:

 

1.

Conditional inclusion can be used for

Answer: Option D

Explanation:

2.

What is the output of this C code?

  1.     #include <stdio.h>
  2.     #define MIN 0
  3.     #ifdef(MIN)
  4.     #define MAX 10
  5.     #endif
  6.     int main()
  7.     {
  8.         printf("%d %d\n", MAX, MIN);
  9.         return 0;
  10.     }

Answer: Option A

Explanation:

3.

The #elif directive cannot appear after the preprocessor #else directive.

Answer: Option D

Explanation:

4.

What is the output of this C code?

  1.     #include <stdio.h>
  2.     #define SYSTEM 20
  3.     int main()
  4.     {
  5.         int a = 20;
  6.         #if SYSTEM == a
  7.         printf("HELLO ");
  8.         #endif
  9.         #if SYSTEM == 20
  10.         printf("WORLD\n");
  11.         #endif
  12.     }

Answer: Option C

Explanation:

5.

The “else if” in conditional inclusion is written by?

Answer: Option A

Explanation:

6.

What is the output of this C code?

  1.     #include <stdio.h>
  2.     #define MIN 0
  3.     #ifdef MIN
  4.     #define MAX 10
  5.     #endif
  6.     int main()
  7.     {
  8.         printf("%d %d\n", MAX, MIN);
  9.         return 0;
  10.     }

Answer: Option D

Explanation:

7.

Which of the following sequences are unaccepted in C language?

Answer: Option B

Explanation:

8.

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

Answer: Option D

Explanation:

9.

What is the output of this C code?

  1.     #include <stdio.h>
  2.     #define MIN 0
  3.     #if MIN
  4.     #define MAX 10
  5.     #endif
  6.     int main()
  7.     {
  8.         printf("%d %d\n", MAX, MIN);
  9.         return 0;
  10.     }

Answer: Option C

Explanation:

10.

What is the output of this C code?

  1.     #include <stdio.h>
  2.     #define MIN 0
  3.     #if defined(MIN) + defined(MAX)
  4.     #define MAX 10
  5.     #endif
  6.     int main()
  7.     {
  8.         printf("%d %d\n", MAX, MIN);
  9.         return 0;
  10.     }

Answer: Option C

Explanation:

11.

Comment on the following code?

  1.     #include <stdio.h>
  2.     #define Cprog
  3.     int main()
  4.     {
  5.         int a = 2;
  6.         #ifdef Cprog
  7.         a = 1;
  8.         printf("%d", Cprog);
  9.     }

Answer: Option A

Explanation:

12.

What is the output of this C code?

  1.     #include <stdio.h>
  2.     #define MIN 0
  3.     #if defined(MIN) - (!defined(MAX))
  4.     #define MAX 10
  5.     #endif
  6.     int main()
  7.     {
  8.         printf("%d %d\n", MAX, MIN);
  9.         return 0;
  10.     }

Answer: Option D

Explanation:

13.

The #else directive is used for

Answer: Option D

Explanation:

14.

What is the output of code given below?

  1.     #include <stdio.h>
  2.     #define MIN 0);
  3.     #ifdef MIN
  4.     #define MAX 10
  5.     #endif
  6.     int main()
  7.     {
  8.         printf("%d %d\n", MAX, MIN
  9.         return 0;
  10.     }

Answer: Option D

Explanation:

15.

In a conditional inclusion, if the condition that comes after the if holds.

Answer: Option C

Explanation: