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This test is run by guest.
Note that your final mark will not be saved in the system.

1. The CPU MatchUp

Target Level
C
Running Total
0
0%
Attempt
1 of 3

Click on a top box, then click on its match below. Or, drag a top box and drop it onto the correct match. Match all pairs before clicking ‘Check’.

Arithmetic logic unit
Data bus
Architecture
Accumulator
Clock
Cache
Memory address register
Address bus
Control bus
Program counter
Control unit
Memory data register
Core
Current instruction register
Transmits memory locations
Determines which of two numbers is larger
Manages the flow of data
Typically increments between instructions
Having two or more of this allows for parallel processing
Stores the opcode currently being processed
Stores anything just retrieved from memory
Stores memory locations of data and instructions
Keeps a running total of numbers as they are added together
Von Neumann is one example
Faster than RAM, slower than a register
Synchronises events by way of pulses
Transmits commands to be followed by memory
Transmits program instructions

This is your 1st attempt! You get 3 marks for each one you get right. Good luck!

Pass Mark
75%