Practice Department Of Computer Science And Engineering (33.1.2) - Global scope, nested functions
Students

Academic Programs

AI-powered learning for grades 8-12, aligned with major curricula

Engineering Courses
Professional

Professional Courses

Industry-relevant training in Business, Technology, and Design

Certifications
Games

Interactive Games

Fun games to boost memory, math, typing, and English skills

Department of Computer Science and Engineering

Practice - Department of Computer Science and Engineering

Learning

Practice Questions

Test your understanding with targeted questions

Question 1 Easy

What is a nested function?

💡 Hint: Think about functions within functions.

Question 2 Easy

How do you access a global variable in a function?

💡 Hint: What do you declare at the beginning?

4 more questions available

Interactive Quizzes

Quick quizzes to reinforce your learning

Question 1

What is a nested function?

A function inside another function
A function that returns another function
A function used recursively

💡 Hint: Think about the structure of functions.

Question 2

True or False? A global variable can be changed without declaring it as global inside a function.

True
False

💡 Hint: Recall the rules of variable scope.

Get performance evaluation

Challenge Problems

Push your limits with advanced challenges

Challenge 1 Hard

Create a nested function that returns another function. Then, show how it retains access to a variable defined in the outer function.

💡 Hint: Check how inner functions access outer variables.

Challenge 2 Hard

Discuss and implement a scenario where two functions interact with a global variable, leading to potential conflicts.

💡 Hint: Think about what happens when both functions try to modify the same global state.

Get performance evaluation

Reference links

Supplementary resources to enhance your learning experience.