Exam Board:

OCR

3.3d - Network Security & Threats

Specification:

A-Level 2015 

An instruction set is a list of all the instructions that a CPU can process as part of the FDE cycle.

CPUs can have different sets of instructions that they can perform based on their function. The two most common instruction sets are the simpler RISC (Reduced Instruction Set Computer) and more complicated CISC (Complex Instruction Set Computer).

Instruction Sets

This page is still being updated.

Graphical Processing Unit

What is cache memory?

Cache memory is temporary storage for frequently accessed data.

Cache memory is very quick to access because it is closer to the CPU than other types of memory like RAM.

Multicore & Parallel Systems

What is cache memory?

Cache memory is temporary storage for frequently accessed data.

Cache memory is very quick to access because it is closer to the CPU than other types of memory like RAM.

Multicore & Parallel Systems

What is cache memory?

Cache memory is temporary storage for frequently accessed data.

Cache memory is very quick to access because it is closer to the CPU than other types of memory like RAM.

Questo's Questions

3.3d - Network Security & Threats:

1. What is cache memory? [2]