Quiz: Why the CPU Is Essential
OCR GCSE J277 Computer Science specification
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Welcome to this quiz on why the CPU is essential! Test your understanding with these 10 foundation-level questions.
What is the main role of the CPU in a computer?
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Which of the following are functions of the CPU? (Select all that apply)
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The CPU is often called the {{blank0}} of the computer because it processes {{blank1}}.
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Match the items on the left with their correct pairs on the right
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Which register in the CPU keeps track of the next instruction to execute?
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If the CPU performs 3 billion cycles per second, how many cycles does it complete in 5 seconds?
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What happens during the fetch stage of the fetch–decode–execute cycle?
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Match the items on the left with their correct pairs on the right
Increasing the number of CPU {{blank0}} allows the computer to process more tasks at the same time.
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Which factor does NOT directly affect CPU performance?
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