WorksheetsY8 Computing Hardware and Software Lesson 2(CPU) Quiz
Total questions: 11
Worksheet time: 6mins
What is Software?
The parts you can touch
Virtual items
What is Hardware?
The physical parts of the computer
The virtual parts of the computer
What is a CPU?
Central Processing Unit - completes most calculations
Central presenting Unit - completes most calculations
What is RAM?
Extra temporary online saving
Extra temporary memory
What is clock speed?
Measured in Hz - operations per second. The higher the number the quicker it calculates.
Measured in Gb - operations per second. The higher the number the quicker it calculates.
What does the number of cores mean?
The CPU has separate CPU inside, working together
The amount of saving the ram can do
How much memory the CPU can store
Which of these are not part of the CPU?
ALU
Cache
Control Unit
RAM
What does the ALU unit do?
performs logical and image operations
performs arithmetic and logic operations
performs logical and network operations
Which of these relate to Cache?
Memory attached to CPU
Stores data that needs to be accessed quickly
Expensive
cheap
Which of these is true about cores? (multiple correct answers)
can work together
use less than one core with a high clock speed
tasks can be sent to specific cores
more cores is always slower than higher clock speed
Which of these relate to the control unit?
decide where to send data
Manage the CPU
Directs the data
