Page 1 - Computer Hardware

What Is A Photocopier?

Difficulty: Easy

A photocopier is a device that reproduces hard copies of documents, photos, and illustrations. Most photocopiers use a technology called xerography to do this.

What Is A Scanner?

Difficulty: Easy

A scanner is an input device that scans hard-copy documents and converts them into a digital format. This creates an electronic version of a document that can be stored, viewed and edited on a computer system.

What Is A Screen Magnifier?

Difficulty: Medium

A screen magnifier is an accessibility device that attaches to a monitor and magnifies the contents of the screen, including the pointer, words and visual media, to make it easier for people to see.

What Is A Braille Embosser?

Difficulty: Medium

A braille embosser, also known as a braille printer, is a type of printer that outputs text as braille cells rather than standard ink text.

What Is An Eye Typer?

Difficulty: Medium

An eye typer is an input device that tracks the user's eye movements and determines where the user is looking. A camera is mounted on the computer that focuses...

What Is A Trackball?

Difficulty: Easy

A trackball is an input device that acts as an alternative to a mouse. It is made up of a moveable ball on the top that sits within the holder and can be...

What Is A Printer?

Difficulty: Easy

A printer is an output device that receives electronic data from a computer and prints documents on paper as a hard copy. For example, a printer can be used to...

What Are Speakers?

Difficulty: Easy

Speakers are output devices used by computers to generate sound that can be heard by the listener. They are most commonly used to listen to music and take part in VoIP conversations.

What Is A Computer Monitor?

Difficulty: Easy

A monitor is a basic output device that receives and interprets signals from the graphics card of the computer and displays it in the form of graphic images, videos, and text, providing real-time feedback as users work or play.

What Is An Output Device?

Difficulty: Easy

An output device is any physical hardware device that receives incoming data from a digital device and outputs it to the user. The most commonly used output devices are...

What Is An Input Device?

Difficulty: Easy

An input device is any physical hardware device that sends data to a computer system. The most commonly used input devices are the keyboard and mouse, but there are lots of provide input to a computer.

What Is A USB Flash Drive?

Difficulty: Easy

A USB flash drive, also known as a pen drive, thumb drive, USB keychain drive, memory stick, or simply a flash drive, is a small portable storage device that has a built-in USB connector and uses flash memory.

What Is A CD?

Difficulty: Easy

Stands for a Compact Disc. A CD is a type of portable optical storage media most commonly used to store digital audio recordings and data.

What Is A DVD?

Difficulty: Easy

Stands for a Digital Video Disc or Digital Versatile Disc. A DVD is a type of optical media which can store any kind of digital data.

What Is ROM?

Difficulty: Medium

Stands for Read Only Memory. ROM is a form of permanent and non-volatile memory that computers can read but not write to or remove.

What Is A Computer Mouse?

Difficulty: Easy

A computer mouse is a basic and widely used handheld input device used to control the pointer on the screen in order to directly interact with a graphical user interface (GUI).

Why Is My Computer Overheating? - 7 Possible Reasons Why Your Computer Is Overheating

Difficulty: Easy

If your computer overheats, it becomes too hot and exceeds the ideal temperature required to run properly and avoid damage to components.

Why Are No Keys On My Keyboard Working? - 8 Possible Reasons Why No Keys On Your Keyboard Are Working

Difficulty: Easy

Sometimes, you might come across a time when no keys on your keyboard will work or do anything. A keyboard is a basic input device and without it working properly...

Why Does My Computer Abruptly Shut Down? - 8 Possible Reasons Why Your Computer Is Abruptly Shutting Down

Difficulty: Easy

Sometimes, your computer might abruptly shut down without warning. If you regularly use your computer, you have likely experienced this problem and it...

Why Won't My Computer Monitor Turn On?

Difficulty: Easy

Sometimes, your computer monitor might display blank or not turn on at all. There are so many reasons why a monitor might not turn on at all.

Why Won't My Computer Turn On? - 7 Possible Reasons Why Your Computer Won't Turn On

Difficulty: Easy

Sometimes, you might press the power button on your computer and it simply won't turn on. There are so many reasons why a computer might not turn on.

What To Do When My Computer Freezes? - 7 Things You Should Do When Your Computer Freezes Or Becomes Unresponsive

Difficulty: Easy

It can be annoying when your computer unexpectedly freezes and becomes unresponsive when you're in the middle of something or have unsaved work.

Why Is My Computer So Slow?

Difficulty: Easy

Sometimes, computers can be slow and take a long time to respond, reducing productivity. This article will explore 13 possible reasons why your computer is so slow and what to do about them.

What Is A Keyboard?

Difficulty: Easy

A keyboard is a basic input device made up of a panel of keys that allows users to input letters, numbers, symbols, and perform other functions by pressing individual keys.

What Is A Solid-State Drive?

Difficulty: Medium

A solid-state drive, also known as a semiconductor storage device, or an SSD, is a newer generation non-volatile storage device that...

What Is A Hard Disk Drive?

Difficulty: Medium

A hard disk drive, also known as a hard disk, hard drive, or HDD, is a non-volatile storage device used to store data on a computer...

What Is A Power Supply?

Difficulty: Medium

A power supply, also known as a P/S, a PSU, or a power supply unit, is a hardware component used to provide electric power to a computer...

What Is The Motherboard?

Difficulty: Medium

The motherboard, also known as the main circuit board or backplane board, is the large circuit board in a computer that all peripherals and necessary...

What Is The CPU?

Difficulty: Medium

Stands for Central Processing Unit. The CPU, also known as the processor, is a component of a computer that handles and processes the instructions...

What Is RAM?

Difficulty: Medium

Stands for random access memory. RAM is a form of volatile memory used to temporarily store data the processor is currently using so that it can be quickly reached...

What Is Computerhelp4all?

Computerhelp4all is a site with articles for everyone about the topic of computing, as suggested in the name '4all'.

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Page 1 - Computer Hardware

What Is A Photocopier?

What Is A Scanner?

What Is A Screen Magnifier?

What Is A Braille Embosser?

What Is An Eye Typer?

What Is A Trackball?

What Is A Printer?

What Are Speakers?

What Is A Computer Monitor?

What Is An Output Device?

What Is An Input Device?

What Is A USB Flash Drive?

What Is A CD?

What Is A DVD?

What Is ROM?

What Is A Computer Mouse?

Why Is My Computer Overheating? - 7 Possible Reasons Why Your Computer Is Overheating

Why Are No Keys On My Keyboard Working? - 8 Possible Reasons Why No Keys On Your Keyboard Are Working

Why Does My Computer Abruptly Shut Down? - 8 Possible Reasons Why Your Computer Is Abruptly Shutting Down

Why Won't My Computer Monitor Turn On?

Why Won't My Computer Turn On? - 7 Possible Reasons Why Your Computer Won't Turn On

What To Do When My Computer Freezes? - 7 Things You Should Do When Your Computer Freezes Or Becomes Unresponsive

Why Is My Computer So Slow?

What Is A Keyboard?

What Is A Solid-State Drive?

What Is A Hard Disk Drive?

What Is A Power Supply?

What Is The Motherboard?

What Is The CPU?

What Is RAM?

What Is Computerhelp4all?

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