1 OCR GCSE Computer Science - System Architecture

Front

Which of the following is not a characteristic of a CPU? Central, Number of cores, Cache, Clock Speed

Back

Central

Front

Which of the following best defines clock speed? Options: Used to count the number of instructions., The number of instructions stored in memory., The number of cycles performed in a second., Used perform mathematical calculations.

Back

The number of cycles performed in a second.

Front

3 GHz means approximately how many instructions per second?

Back

3 billion instructions

Front

Increasing the clock speed could mean?

Back

The software can respond faster.

Front

Increasing the clock speed could mean?

Back

Allows more instructions to run per second.

Front

A multi-core processor is?

Back

Two or more processors inside a CPU.

Front

More cores mean?

Back

Separate cores can work on 2 or more tasks at the same time

Front

Cache for a CPU is?

Back

Super fast memory located in or nearby the processor.

Front

What did Von Neumann propose?

Back

Data and Instructions are stored in main memory together.

Front

Which of the following is not a physical component inside the CPU? Arithmetic Logic Unit, Control Unit, Cache, Clock Speed

Back

Clock Speed