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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