PART 2 INTRO TO COM

IPv4 and IPv6

uses a LED light to roll on surface and a USB connector

handles packet loss by performing re-transmissions

an internal hardware component in the system unit positioned closer to the CD-ROM drive

is a digital optical disc data storage

is a new generation of storage device used in computers

are physical parts/ tangible parts of a computer or the machine itself.

devices that capture an object or a document directly from the source

more susceptible to electromagnetic interference (EMI)

computer network of multiple interconnected LANs in a limited geographical area

data transporting across the physical media

designed to aid in analyzing, optimizing, configuring, and maintaining a computer system

devices used for displaying data or instructions, producing sounds and tangible products

is the box-like case containing a computer's electronic components

typically happens when a router receives more packets it can process. It has no option other than to drop some packets

output device that displays information in pictorial form

is available to users with the source code

is used to convert AC currents from the main supply

devices used for entering data or instructions to the central processing unit

input and output information. These are data to be processed by live ware.

LCD

known as end-user programs or productivity programs are software that helps users complete tasks

computer network that extends over a large geographical distance

This kind of cable is mainly adopted in feedlines connecting radio transmitters and receivers with their antennas

known as programs or applications

a decentralized database of mappings from domain names to IP addresses.

computer engine, its brain

used for scanning a physical document and converting it electronically to be displayed on computers

the computer user or literate user of computer. The user commands the computer system to execute on instructions

system memory that storages data in the form of archives

software that can play video and create or record images, audio, or video files

system software except

a high capacity optical data storage device with a removable disk

a computer program designed to run a computer’s hardware and application programs

Less susceptible to EMI and crosstalk if each part is shielded

removable data storage medium that can be used with personal computers

no guarantee that packets will always arrive at their destinations

CRT

LED

This consists of a bundle of glass threads, each of which is capable of transmitting messages

devices that enter data and instructions into the computer using a pointer that appears on the screen

It contains three types of keys-- alphanumeric keys, special keys and function keys

is the disruption of the operation of an electronic device

mediator programs on which software programs rely to translate high-level language code to simpler machine-level code

scanner, with a built in printer and a photocopy machine use for documents and pictures

helps the outputs from a computer are displayed on the screen

uses a ball to roll on surface and a ps/2 connector

shielded twisted pair (STP) cable and unshielded twisted pair (UTP) cable

a collection of software that handles resources and provides general services

type of ordinary wiring which connects home and many business computers to the telephone company

scanner that uses a flat glass surface for scanning documents and pictures

computer network that interconnects users with computer resources in a city

devices used to enter data into the computer using a set of Keys eg Keyboard, key-to- storage and keypad

used to browse the internet

Acts essentially as a digital camera, used to scan reflective and transparent materials at an extremely high resolution

computer network within a small geographical area, such as a single room, building or group of building

is software that is freely distributed to users on a trial basis

isadatastoragedevice that includes flash memory with an integrated USB interface

applications are for documentation

is available without any cost. Any user can download it from the internet and use it without paying any fee

sometimes called the system board or main board

wires, cables, wireless media