Practice Pure And Impure Functions (4.7) - Functions - ICSE 10 Computer Applications
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Pure and Impure Functions

Practice - Pure and Impure Functions

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Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

Define a pure function in your own words.

💡 Hint: Think about predictability and side effects.

Question 2 Easy

Give one example of a pure function.

💡 Hint: Consider a function like `int add(int a, int b) { return a + b; }`.

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What defines a pure function?

It has side effects
It always returns the same output for the same input
It modifies global variables

💡 Hint: Focus on consistency of output.

Question 2

True or False: An impure function can change a global variable.

True
False

💡 Hint: Think about the nature of impure functions.

2 more questions available

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Write a programming function that checks whether a number is even or odd and explain if it is a pure or impure function.

💡 Hint: Consider how the function interacts with external variables.

Challenge 2 Hard

Create a function that generates a random number. Determine if it's pure or impure, and explain your reasoning.

💡 Hint: Reflect on the consistency of output regarding inputs.

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