⚠️ Test Running in Guest Mode
Important: Your final mark will not be saved.
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
Control unit
Program counter
Accumulator
Control bus
Current instruction register
Architecture
Data bus
Memory data register
Memory address register
Address bus
Clock
Cache
Core
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