8.1.4 - Dependency and Sequencing
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Practice Questions
Test your understanding with targeted questions
What does the Program Counter do?
💡 Hint: Think about which value indicates the instruction order.
Define memory addressing.
💡 Hint: Consider how the CPU knows where to fetch data.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary function of the Program Counter?
💡 Hint: Think about what guides the CPU through its tasks.
Can immediate addressing fetch data without additional steps?
💡 Hint: Consider whether any further data retrieval is needed.
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Challenge Problems
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Imagine a situation in a CPU where multiple instructions are attempting to read from and write to the same register at the same time. Explain the potential issues.
💡 Hint: Consider how the instructions rely on the same resources.
Design a sequence of micro instructions needed to execute a simple 'ADD R1, [X]' instruction where [X] contains the value stored at memory address 40.
💡 Hint: Think about the roles of MAR, MBR, and the final destination register.
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