CBSE Class 12 Computer Science Question 54 of 56

Functions — Question 54

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54
Question

Question 47

Name the built-in mathematical function/method:

(a) Used to return an absolute value of a number.

(b) Used to return the value of xy, where x and y are numeric expressions.

(c) Used to return a positive value of the expression in float.

Answer

(a) abs()

(b) pow(x, y)

(c) math.fabs()


Source: This question is from Functions, Computer Science — Class 12, CBSE Board.

Key Concepts Covered

This question tests your understanding of the following concepts from the chapter Functions: Question, Built, Mathematical, Method, Return, Absolute. These are fundamental topics in Computer Science that students are expected to master as part of the CBSE Class 12 curriculum.

A thorough understanding of these concepts will help you answer similar questions confidently in your CBSE examinations. These topics are frequently tested in both objective and subjective sections of Computer Science papers. We recommend revising the relevant section of your textbook alongside practising these solved examples to build a strong foundation.

How to Approach This Question

Read the question carefully and identify what is being asked. Break down complex questions into smaller parts. Use the terminology and concepts discussed in this chapter. Structure your answer logically — begin with a definition or key statement, then provide supporting details. Review your answer to ensure it addresses all parts of the question completely.

Key Points to Remember

  • Write programs with proper indentation and comments.
  • Trace through your code with sample inputs to verify correctness.
  • Explain the logic behind each step of your solution.
  • Familiarise yourself with common library functions and methods.

Practice more questions from Functions — Computer Science, Class 12 CBSE