The part of a computer which executes software program instructions

Converts general purpose electric current from the mains to direct current for the other components of the computer.

Stores programs and data even when the power is off, but requires power to perform read and write functions during usage.

Data storage device using rapidly rotating discs coated with reflective material and read using a laser diode.

Internal computer expansion card that facilitates economical input and output of sound signals to and from a computer.

Data storage device using rapidly rotating discs coated with reflective material and read using a laser diode.

Data storage device used for storing and retrieving digital information using rapidly rotating platters coated with magnetic material.

Processes graphics output from the motherboard and transmits it to the display.

Removes the waste heat produced by computer components using active or passive cooling methods.

The primary circuit board within a personal computer.

A computer bus that transfers data on both the rising and falling edges of the clock signal.

Initializes and tests the system hardware components and loads a boot loader or an operating system from a mass storage device.

Uses a fluid rather than air as the heat conductor, with the most commonly used fluid in desktop PCs being distilled water.

A fast storage area that is directly accessible by the CPU, and is used to store the currently executing program and immediately needed data.

Stores programs and data even when the power is off, but requires power to perform read and write functions during usage.

Removes the waste heat produced by computer components using active or passive cooling methods.

A device inside or attached to a computer case used for active cooling.

Uses a fluid rather than air as the heat conductor, with the most commonly used fluid in desktop PCs being distilled water.

A computer hardware component that connects a computer to a computer network.

Internal computer expansion card that facilitates economical input and output of sound signals to and from a computer.

category of application programs that help users produce things such as documents, databases, graphs, worksheets and presentations.

Application software designed to help people involved in a common task to achieve their goals.

Applications used to maintain a computer such as antivirus and antimalware.

Protects your computer from malicious software code that runs when you execute infected software.