Physics And Maths Tytpr

Question 1

Accumulator

Answer 1

A special register to temporarily store the results of operations performed by the ALU

Question 2

Address bus

Answer 2

Carries the memory location address of the register the data is being carried to or from

Question 3

ALU

Answer 3

A part of the CPU that performs arithmetic calculations and logical operations on data Afro the computer programs

Question 4

Buses

Answer 4

A physical set of parallel wires connecting and carrying groups of bits between several components of a computer

Question 5

Cache

Answer 5

A small and fast but expensive memory in the CPU used to store instructions and data that are accessed regularly

Question 6

Clock speed

Answer 6

The frequency at which the internal clock generates signals switching between 0 and 1. It controls how often instructions are executed and how often fetched

Question 7

Contemporary processor architecture

Answer 7

A modern computer architecture combining elements of both Von Neumann and Harvard architectures

Question 8

Control bus

Answer 8

A bidirectional bus carrying control signals for the CU to synchronise access and use of data

Question 9

Control unit

Answer 9

A part of the CPU that controls and manages the execution of instructions. It sends control signals to coordinate execution and controls fetch- decode- execute cycles and buses