C Programming Questions and Answers – Mathematical Functions – 2

«
»

This set of C Multiple Choice Questions & Answers (MCQs) focuses on “Mathematical Functions – 2”.

Pre-requisite for this C MCQ set: Advanced C Programming Video Tutorial.

advertisement

1. Which of the following mathematical function requires 2 parameter for successful function call?
a) fmod();
b) div();
c) atan2();
d) all of the mentioned
View Answer

Answer: d
Explanation: None.

2. Which mathematical function among the following does NOT require int parameters?
a) div(x, y);
b) srand(x);
c) sqrt(x);
d) all of the mentioned
View Answer

Answer: c
Explanation: None.
Note: Join free Sanfoundry classes at Telegram or Youtube
advertisement
advertisement

3. What will sin(x) returns?
a) sine of x where x is in radians
b) sine of x where x is in degree
c) cosine of x where x is in radians
d) cosine of x where x is in degree
View Answer

Answer: a
Explanation: None.

4. What will cos(x) return?
a) sine of x where x is in radians
b) sine of x where x is in degree
c) cosine of x where x is in radians
d) cosine of x where x is in degree
View Answer

Answer: c
Explanation: None.
Take C Programming Mock Tests - Chapterwise!
Start the Test Now: Chapter 1, 2, 3, 4, 5, 6, 7, 8, 9, 10
advertisement

5. What will be the output of the following C code?

  1.     #include <stdio.h>
  2.     #include <math.h>
  3.     void main()
  4.     {
  5.         int k = pow(2, 3);
  6.         printf("%d\n", k);
  7.     }

a) 9
b) 8
c) -1
d) 6
View Answer

Answer: b
Explanation: None.
advertisement

6. What will be the output of the following C code?

advertisement
  1.     #include <stdio.h>
  2.     #include <math.h>
  3.     void main()
  4.     {
  5.         int k = fabs(-87);
  6.         printf("%d\n", k);
  7.     }

a) -87
b) 87
c) 78
d) error
View Answer

Answer: b
Explanation: None.

7. What will be the output of the following C code?

  1.     #include <stdio.h>
  2.     #include <math.h>
  3.     void main()
  4.     {
  5.         int k = sqrt(-4);
  6.         printf("%d\n", k);
  7.     }

a) -2
b) 2
c) Compile time error
d) NaN
View Answer

Answer: d
Explanation: None.

8. Which among the following mathematical function do not have a “double” return-type?
a) srand(x);
b) ceil(x);
c) floor(x);
d) both ceil(x); and floor(x);
View Answer

Answer: a
Explanation: None.

Sanfoundry Global Education & Learning Series – C Programming Language.

To practice all areas of C language, here is complete set of 1000+ Multiple Choice Questions and Answers.

advertisement
advertisement

Leave a Comment

Subscribe to our Newsletters (Subject-wise). Participate in the Sanfoundry Certification contest to get free Certificate of Merit. Join our social networks below and stay updated with latest contests, videos, internships and jobs!

Youtube | Telegram | LinkedIn | Instagram | Facebook | Twitter | Pinterest
Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

Subscribe to his free Masterclasses at Youtube & technical discussions at Telegram SanfoundryClasses.