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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What happens to the Accumulator if you subtract 10H from 05H?
💡 Hint: Consider the result of 8-bit 2's complement.
Question 2
Easy
What is the purpose of the Flag Register in this context?
💡 Hint: Think of what information the flags provide after a calculation.
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 result stored in the Accumulator after subtracting 10H from 05H?
- 05H
- F5H
- 00H
💡 Hint: Think about how 2's complement works for negative values.
Question 2
Does the Carry flag indicate borrowing when it is set during subtraction?
- True
- False
💡 Hint: Recall the specific role of flags in arithmetic operations.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
If you were to subtract two 8-bit numbers where the first number is less than the second, derive the Accumulator value and state how the flag status would change.
💡 Hint: Consider what it means in 2's complement for negative results.
Question 2
Design a program that processes three subtractions in sequence, then explain how the flags would be affected after each operation.
💡 Hint: Look for patterns in borrowing as the operation proceeds.
Challenge and get performance evaluation