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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 full subtractor when A=1, B=1, and borrow-in=0?
💡 Hint: Think of the rules of binary subtraction.
Question 2
Easy
What is the necessary number of half adders in a 32-bit binary parallel adder?
💡 Hint: How many full adders do you think you'll need?
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 output of a full subtractor with inputs A=1, B=0, and Borrow-in=0?
- Difference=1
- Borrow-out=0
- Difference=0
- Borrow-out=1
- Difference=1
- Borrow-out=1
💡 Hint: Think about basic subtraction rules.
Question 2
True or False: A magnitude comparator can only compare two numbers if they are of the same bit length.
- True
- False
💡 Hint: What does bit length imply here?
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a complete 32-bit adder-subtractor using specific types of ICs.
💡 Hint: How many 4-bit segments must you consider for a 32-bit number?
Question 2
Given two numbers, A = 1101 and B = 1011, determine their magnitude using a magnitude comparator circuit.
💡 Hint: Start comparing from the leftmost bit.
Challenge and get performance evaluation