AQA GCSE Computer Science - 3.4.4 Systems architecture

What is a core?

• A processing unit in a CPU.
• Pixels on a screen.
• The centre of an apple.
• Data store.

What are cores used for?

• They receive instruction and perform them.
• Compost
• Illuminating the screen.
• Storing data.

What is clock speed?

• How fast a cpu runs.
• How quickly time goes by.
• How fast the device charges.
• The frames per minute.

What is clock speed measured in?

• Gigahertz
• M/s
• N/kg
• Decibels

Name one factor affecting CPU performance

• cache size
• size of the CPU
• Your name
• whether or not you have good wifi

What is a cache?

• It stores data so that future requests are quicker
• Not a real thing
• money spelt wrong
• a processing unit in a CPU

What can a small amount of RAM also be known as

• cache
• not much
• Clock speed
• CPU

What is an area for storing web pages?

• cache
• the internet
• RAN
• a core

What chips are you to implement Cache memory?

• SRAM
• DRAM
• ARAM
• LRAM

What does LRU stand for?

• Least recently used
• Last RAM used
• Low required usage
• not a thing