P1 - Common components

By Ridjauhn Ryan

Processors

• A processors is an electronic circuit which executes computer programs, containing a processing unit and a control unit.

• A motherboard is a printed circuit board.

Motherboard

• A motherboard is a printed circuit board.

• Which holds many of the crucial components of the system such as, CPU and memory

Hard drive

• A hard drive is a device for storing and retrieving digital information

Quick side note: this is also on the page 9

Mouse• Input devices such as, A mouse is used to

guide the pointer across the screen, it also allows you to access links and documents.

Keyboard

• keyboard is used to type in letters onto the monitor, data that is used by the system at start-up and to run various types of programs.

• A keyboard typically has letters, symbols and Numbers engraved or printed on the keys and each press of a key typically corresponds to a single written symbol.

Internal memory

• {Computer} internal memory is used to store data that is used by the system start-up and to run various types of programs such as the operating system.

• RAM is a form of computer data storage.

• RAM – Randomly access memory

Internal memory

• ROM is a class of storage medium used in computers And Data stored in ROM cannot be modified

• ROM – Read only memory

Output devices- are most commonly used purely because

they're the more essential output devices, used currently.

monitor printer

speakers

LED light

Speakers• Speakers are one of the most

common output devices used with computer systems

• The purpose of a speaker is to broadcast something that was recorded/said in a louder/quieter tone, so that it can be heard.

printer

• Speakers are one of the most common output devices used with computer systems

• The printer allows you to convert anything from your computer/laptop and process it onto paper.

monitor• a monitor is a computer display and related

parts packaged in a physical unit that is separate from other parts of the computer

• The basic function of a monitor is, of course, to serve as the visual display to help you navigate your computer. There are many more purposes to a monitor

LED Light

• Light emitting diodes = LED• LED lights are used in message indicator

lighting in sports arenas, department stores, airports and train stations.

• Traffic lights, parking garage and street lighting, exit signs, and sirens on police and ambulance vehicles utilize LED lights. Christmas lights, glow sticks, and flashlights also operate with LED lights.

Diodes are electronic components that let electricity pass in only one direction that emit visible light when electricity is applied, much like a light bulb. When many LEDs are side-by-side,

Storage • Storage types like Pencil drives, usb, floppy disk store

small/large portions of data onto a foreign sources that you can carry in your pocket. [portable]

• It was very useful till the internet and email.ing was invented, but it s still useful for those without an email or

• Also hard drive is a device for storing and retrieving digital information.