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expansion bus

A bus is a data pathway between several hardware components inside or outside a computer

Microcomputer

A computer with a microprocessor and its central processing unit

Scanning device

A device that can read text or illustrations printed on a paper and translate the information into a form the computer can use

LED monitor

A display and lighting technology used in almost every electrical and electronic product on the market

bit

A fundamental unit of information having just two possible values as either of the binary digits 0 or 1

Mainframes

Large organizations use ___ for highly critical applications such as bulk data processing

Adapters

Printed circuit boards that enable the computer to use a peripheral device for which it does not have the necessary connection

byte

a unit of digital information in computing and telecommunications that most commonly consists of eight bits

discharge

esd tools is electri static ___ d is?

HDD means?

hard disk drive

power supply

installed in the back corner of the PC case,next to the motherboard. It converts 120vac (standard house power) into DC voltages thar are used by other components in the PC.

ROM

it is a non-volatile, meaning it holds data even when the computer is ON or OFF.

anti-static wrist strap

it is an anti static device used to safely ground a person working on very sensitive electronic equipment

disassembly

it is the process of breaking down a device into separate parts

PPE

refers to protective clothing, helmets, goggles or other gear designed to protect the wearer's body.

LCD and LED Printer

similar to a laser printer, but uses liquid crystals or light-emitting diodes rather than a laser to produce an image on the drum

gloves

the covering material with a separate sheath for each finger used for hand protection.

unplugging

the first thing you do is to ___ every cable that is plugged into your computer

Motherboard

the main circuit board of the computer

system unit

the main part of a micro computer, sometimes called the chasis.

hardware

the physical, touchable, electronic and mechanical parts of a computer system.

equalize

the purpose of anti static wrist strap is to ____ the electrical charge between you and the equipment.

parts organizer

the tool used to hold screws, jumpers, fasteners and other small parts and prevents them from getting mixed together.

velcro

the two parts of the wrist trap is the strap and the ___

Netbooks

they fall in the category of laptops , but are inexpensive and relatively smaller in size

LCD Monitor

this type of monitor is been used in laptops for some time

laser printer

this type of printer uses the same technology as copy machines

counter clockwise

turn the screwdriver ___ to loosen the screw

clockwise

turn the screwdriver ___ to tighten the screw

compressed air

used to blow away dust and debris from different computer parts without touching the components.

anti static mat

which tool is used for hardware to stand on and prevent static energy building up

flat head

which tool uses to loosen or tighten slotted screws?

Mini Computers

In terms of size and processing capacity ___ in between main frames and microcomputer

line printer

It contains a chain of characters or pins that print ab entire line at one time.

HDD

It is a magnetic storage device that is installed inside the computer

optical drive

It is a storage device that uses lasers to read data on the optical media

Desktop

It is intended to be used on a single location

touch screen

It is used in myriad application including atm machines , retail point-of-sale terminals

RAM

It is volatile , meaning it holds data only when the power is on

memory module

A narrow printed circuit board that holds memory chips

flash drive

A removable storage device that connects to a USB port

smart board

A type of display screen that has a touch sensitive transparent panel covering the screen

cathode ray tube

CRT means?

booting

Starting a computer by loading an operating system from a disk

CRT monitor

This type of monitor is relatively big 14 to 16 inches deep and heavy over 15 lbs

keyboard

The first input device developed for the pc

mouse

The most common pointing device in PC's

analog computer

These are different from a digital computer because it can perform several mathematical operation

Hybrid computers

These computers or a combination of both digital and analog computers

Servers

They are computers designed to provide services to client machines in a computer network

Personal digital assistants

They are mobile computers that are very handy to use . They use touchscreen technology

digital computer

They use digital circuits and are designed to operate on two states namely bits 0 and 1

laser printer

___ printers produce high quality text and graphics

goggles

a large spectacles,with shields around the rims, for protecting the eyes from dust, wind, etc.

Light pen

a light-sensitive stylus wired to a video terminal used to draw pictures or select menu options


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