15.1.1 - Fetching the Instruction
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Practice Questions
Test your understanding with targeted questions
What does the Program Counter (PC) do?
💡 Hint: Think about what guide the CPU follows for processing steps.
Name one advantage of using register indirect addressing.
💡 Hint: Consider how many addresses you process.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the purpose of the Memory Address Register (MAR)?
💡 Hint: Remember, the MAR points to where data is located.
Is indirect addressing mode faster than register indirect mode?
💡 Hint: Think about how many steps each mode takes.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Design a flowchart to depict the steps taken in both indirect addressing and register indirect addressing modes. Identify which steps are reduced in register indirect.
💡 Hint: Use clear labels to indicate where each mode diverges.
Critically evaluate a scenario where indirect addressing might still be preferred despite its drawbacks. Explain your reasoning.
💡 Hint: Consider how applications may require changing addresses but maintain stable operands.
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