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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does the ADD instruction do in the 8085 microprocessor?
💡 Hint: Think about combining values.
Question 2
Easy
Explain what happens when INR instruction is executed.
💡 Hint: What would happen if we had 0F and added 1?
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 happens if the sum exceeds the maximum value during an addition using the ADD instruction?
- The result is set to zero
- The Carry flag (CY) is set
- Nothing happens
💡 Hint: Think about how we track numbers that overflow.
Question 2
True or False: The DAA instruction adjusts the Accumulator to valid BCD.
- True
- False
💡 Hint: What is BCD used for?
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
You have A = 1AH and B = 2BH. Write a program snippet that adds B to A and checks if the result is greater than 0FFH using flags.
💡 Hint: What will indicate an overflow here?
Question 2
Consider the operations performed between Accumulator and a memory value. If you fetch the value from memory location 2003H and subtract it from A, explain how you would handle a negative result if the Sign flag is set.
💡 Hint: What does the Sign Flag indicate about your result?
Challenge and get performance evaluation