Multiple choice general knowledge science & technology

When you buy a processor, you commonly encounter 1GHz, 2.6GHz, 800MHz, etc. What is it exactly?

  1. instructions per second

  2. Clock frequency

  3. Data transfer rate

  4. Throughput
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

GHz and MHz measure clock frequency - the number of clock cycles per second that a processor executes. This is NOT instructions per second (A), data transfer rate (C), or throughput (D). Clock speed determines how many operations a CPU can attempt per cycle.

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