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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What are the outputs of a half-adder when A=1 and B=1?
💡 Hint: Think about what happens when both bits are high.
Question 2
Easy
Can a half-adder work with two inputs only?
💡 Hint: Consider the definition of a half-adder.
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 the Boolean expression for the SUM output in a half-adder?
- A · B
- A XOR B
- A + B
💡 Hint: Remember that the SUM is true only when an odd number of inputs are true.
Question 2
Is it true that a half-adder can process three inputs?
- True
- False
💡 Hint: Look back at the definition of what a half-adder does.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a combinational circuit that includes two half-adders and a full adder to add three one-bit numbers together. Provide the logic diagram.
💡 Hint: Think about how carry from the first two adds influences the final result.
Question 2
Explain how half-adders can be cascaded to create a full adder and discuss how this setup affects digital arithmetic in calculating larger numbers.
💡 Hint: Consider how each layer of addition can change the outcome based on the carry.
Challenge and get performance evaluation