Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the hex representation of the decimal number 255?
💡 Hint: Think about how binary digits group into four.
Question 2
Easy
What does binary overflow mean?
💡 Hint: Consider what happens in binary addition.
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 does the term 'overflow' refer to in binary addition?
- A condition that occurs when you add two numbers correctly
- A condition that occurs when the result exceeds the bit capacity
- A regular carry
💡 Hint: Think about what happens when the total exceeds what can be shown in binary.
Question 2
True or False: In two's complement representation, the bit pattern '11111111' represents +1.
- True
- False
💡 Hint: Recall how two's complement works.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have an 8-bit binary number representing -3. What is this number in two's complement, and what number results when you add it to +1?
💡 Hint: Convert -3 to two's complement and perform the addition step-by-step.
Question 2
If you add two 4-bit numbers, 0110 and 1011. What do you get, and why might it cause an overflow?
💡 Hint: Count your bits and check if the result fits within four bits.
Challenge and get performance evaluation