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HIT 265 > Chapter 1 > Flashcards

Chapter 1 Flashcards

1
Q

Barcode

A

used to index documents scanned within a document managment system.

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2
Q

Bit

A

The level of voltage (low or High) in a computer that provides the binary states of 0 and 1 that computers use to represent characters.

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3
Q

Bluetooth port

A

technology that uses radio waves to provide hands free cellular phone communication.

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4
Q

Blue Ray Disc

A

Storage device, similar to CDs and DVDs, but are able to store even larger amounts of data.

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5
Q

Bus network

A

computers networked together that are lined up on a single cable.

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6
Q

Byte

A

eight bits treated as a single unit by a computer to represent a character.

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7
Q

Cache memory

A

a type of memory located on the central processing unit (CPU)that can also be on a part of the processor

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8
Q

Central Processing Unit (CPU)

A

the brain of a computer, or the circuits that make the electrical parts function

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9
Q

Client/server network

A

large network that could run hundreds of computers in various

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10
Q

Compact disc (CD)

A

discs that use a finely focused laser beam to write and read data.

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11
Q

Computer on wheels (COWs)

A

term used to refer to notebook computers mounted on carts and moved with users

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12
Q

Daisy chain network

A

the easiest way to add more computers into a network by connecting each computer to the next in a series

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13
Q

Device driver

A

a specific type of software that is made to interact with hardware devices, such as the printer driver that ensures that the computer directs printing instructions appropriate to the type of printer to which it is connected.

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14
Q

Digital Camera

A

used to take still pictures or video that are then converted to a digital format

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15
Q

Digital Video disc (DVD)

A

storage device, similar to a CD, that is able to store a larger amount of data

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16
Q

docking station

A

a device that smaller computer devices such as smartphones will rest in as the data are uploaded into the PC.

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17
Q

Dots per inch (dpi)

A

the number of dots printed or displayed in a square inch

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18
Q

Dumb terminal

A

a computer where all of the processing is performed at the server or mainframe

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19
Q

Enterprise software

A

used when an application is used for the entire facility, such as applications involving e-mail, network, security issues, and the Internet

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20
Q

Extranet

A

a system of connections of private Internet networks outside an organizations firewall that uses internet technology to enable collaborative applications among enterprises

21
Q

Financial applications

A

information systems that are designed to collect, store and manage financial data

22
Q

Firewall

A

a computer system or a combination of systems that provide a security barrier or supports an access control policy between two networks or between a network and any other traffic outside the network

23
Q

flash drive

A

a small, portable storage device with multi-gigabyte capacity that connects to a computer via a USB connection

24
Q

Free and open source software FOSS

A

software that is available free or at a very low cost and can be changed by the user.

25
Q

Function keys

A

twelve function keys (F1, F2 and so on) that perform various tasks within the computer and with certain software

26
Q

Graphical user interface (GUI)

A

a style of computer interface in which typed commands are replaced by images that represent tasks

27
Q

Hard drive

A

the magnetic storage media inside the computer where user files are stored

28
Q

Hub

A

the device where all the computers on a network connect

29
Q

Hybrid network

A

any combination of types of networks that can work together

30
Q

Hypertext Markup Language (HTML)

A

a standardized computer language that allows the electronic transfer of information and communication among many different information systems

31
Q

Infrared Data Association (IrDA) port

A

used to transmit data by infrared light waves

32
Q

Inkjet printer

A

uses tiny nozzles to spray the link onto the sheet of paper

33
Q

Interface

A

the zone between different computer systems across which users want to pass information

34
Q

Internet

A

an international network of computer servers that provides individual users with communications channels and access to software and information repositories worldwide

35
Q

Internet service provider (ISP)

A

a company that provides connections to the internet

36
Q

Intranet

A

a private information network that is similar to the Internet and whose servers and located inside a firewall or security barrier so that the general public cannot gain access to information housed within the network

37
Q

Java

A

a popular programming language that is used on the Internet

38
Q

Keyboard

A

a major input device found on most microcomputers and laptops devices

39
Q

Laptop computer

A

a wireless computer that can be easily transported from one location to another

40
Q

Laser printer

A

uses energy from a fast, flashing laser light source to create the image on a special drum; from static electricity, the ink powders are transferred to the sheet of paper

41
Q

Light pen

A

an input device used as a pencil. It emits an electronic signal to the screen in the exact spot where the entry is needed. Light pens do not work on all types of computer screens

42
Q

Local area network (LAN)

A

a network that connects multiple computer devices via continuous cable within a relatively small geographic area

43
Q

Mainframe computers

A

large computers used by the government and other organizations when speed and processing large amounts of data are used

44
Q

Memory chip

A

the component in the CPU that stores data about the amount of storage

45
Q

Microphone

A

device the enables a user to input voice directly into the computer

46
Q

Monitor

A

the screen displays the software and data contained within the system

47
Q

Motherboard

A

a system board where the circuitry chips or semiconductor chips are located

48
Q

Mouse

A

a peripheral input device that is used by pointing the land to correspond with movement on the computer a screen

49
Q

Multitasking

A

the computer CPU

HIT 265 (1 decks)

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