Practice Logical Instructions - 2.2.3 | Module 2: Microprocessor Architectures: 8085 and 8086 | Microcontroller
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

What does the ANA instruction do?

💡 Hint: Think about how data is processed in binary.

Question 2

Easy

How does CMP affect the flags?

💡 Hint: Consider what checking does without changing the original values.

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 ORA instruction do?

  • It performs a bitwise AND operation.
  • It performs a bitwise OR operation.
  • It compares two values.

💡 Hint: Think about how the OR operation works.

Question 2

True or False: The CMP instruction modifies the accumulator.

  • True
  • False

💡 Hint: Focus on what `CMP` actually implies for the accumulator.

Solve and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Write a small program in assembly to check if a number stored in memory is odd or even using logical instructions. Explain how you would set up the conditions based on the flags.

💡 Hint: Consider how the binary representation influences even and odd determination.

Question 2

Design a logical function in assembly that toggles all bits of a register. Make use of XOR effectively for this task and explain the process.

💡 Hint: Recall the characteristics of XOR regarding transformations.

Challenge and get performance evaluation