Practice Implicit Casting (Widening) - 3.2.1 | Chapter 7: Variables and Expressions | ICSE Class 12 Computer Science
K12 Students

Academics

AI-Powered learning for Grades 8–12, aligned with major Indian and international curricula.

Professionals

Professional Courses

Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.

Games

Interactive Games

Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.

Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What happens when you assign an int to a double variable in Java?

💡 Hint: Think about how it preserves numerical value.

Question 2

Easy

Is explicit casting necessary for assigning a double to an int?

💡 Hint: Recall what happens to decimal points in such scenarios.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What is implicit casting?

  • A manual conversion
  • Automatic conversion
  • A type of variable

💡 Hint: Think about how Java handles assignments automatically.

Question 2

Can you assign a double to an int without casting?

  • True
  • False

💡 Hint: Remember the rules of assigning different data types.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

You have a variable double x = 3.14; write a Java statement that assigns this value to an int variable y. What will happen?

💡 Hint: Remember the rules of casting and consider how decimal values are handled!

Question 2

Create a Java snippet that assigns an int to a double, and then back to an int. What considerations should you make?

💡 Hint: Think about the integrity of each cast and the impact on data types.

Challenge and get performance evaluation