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Business Technology Applications
Computer Basics
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Types of Computers
Computers are electronic devices that can perform tasks and calculations based on the instructions that have been given to it. ________________– a computer that is small
enough to fit on a desk, is relatively inexpensive and is designed for an individual user.
________________– (sometimes called notebooks) same as PC but portable.
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Other Computers
____________ – the fastest type of computer. It can store data and perform numerous tasks simultaneously at incredible speeds.
____________ – less powerful and less expensive than supercomputers but are still capable of storing and processing large amounts of data.
____________ – (also called a server) smaller than a mainframe, larger than a microcomputer and can support multiple users with their own terminals at the same time.
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Central Processing Unit
The ____________ that processes information, performs calculations, and manages the flow of information through a computer system.
Also known as ____________ of the computer
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Hardware
The ____________ that make up a computer.
Examples: monitor, keyboard, mouse, printer, speakers
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Input Devices
____________ into the computer.
Examples: keyboard, mouse, scanner
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Output Devices
Displays information ____________ the computer.
Examples: printers, monitor, and speakers
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Modem
Allows computers ____________ to each other.
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Software
A _____________________________________ that tells the computer what to do.
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2 Types of Software
1. ___________________–
software that manages the computer’s files and programs and acts as a graphic interface that translates mouse and keyboard actions into programming code.
Examples: Windows, Mac OS X2. ____________________–
provides the tools needed to complete a task (file management, web surfing, word processing, etc.)
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Word Processing
Software that is used to create and print documents such as ________, ____________ , and ____________ .
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Spreadsheet
Software used for analysis and reporting of ____________ or ___________data.
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Database
Software that allows the user to ______________________________
_________ data.
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Voice Recognition
software that is used to create, edit, and format documents by _______________
______________ (which is attached to the computer).
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Memory
Computer memory is composed of circuits that are contained in tiny computer chips.
The number of memory locations is stated in terms of _________.
A byte is a unit of storage capable of holding a ____________ .
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RAM/ROM
Random Access Memory
Electronic memory that _______________ data inside a computer.
Read Only MemoryComputer memory on which data has been ___________. ROM can only be read, it cannot be changed or deleted.
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Port
Places on the outside of the computer where you ________________. Example: USB
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Graphics/Resolution/Pixels
________________displayed, plotted, or printed by a computer.
Clarity and __________ of an on-screen image.
A ____________ that can be seen when looking closely at the computer screen. The more pixels the higher the resolution.
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Storage Devices
Allow instructions and data to be saved.
Hard drive – internal storage device.
Floppy Disks-outdatedCD-ROM DVD-ROMFlash drive
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The Internet
____________ – a worldwide network of smaller computer networks all linked together by unique Internet Protocol addresses.
____________– a system of extensively interlinked hypertext documents: a branch of the Internet.
____________– a provider who sells access to the Internet for a monthly charge.
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The Internet
____________– software used to locate and display Web pages. ____________– A document on the World Wide Web, consisting
of an HTML file and any related files for scripts and graphics, and often hyperlinked to other documents on the Web.
____________ – a system for sending messages from one individual to another via telecommunications links between computers or terminals.
____________ - HyperText Markup Language: a set of standards, a variety of SGML, used to tag the elements of a hypertext document. It is the standard protocol for formatting and displaying documents on the World Wide Web.
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Networks
____________ – a linked group of computers which allows computers to share information, programs, printers, or scanners.
____________ – refers to an internal network confined within a specific location, usually one particular office or building.
____________– A system that links together electronic office equipment, such as computers and word processors, and forms a network within an office or building.
____________– a computer network that spans a
relatively large geographical area.
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In the Workplace
____________ – a business meeting, educational session, etc., conducted among participants in different locations via telecommunications equipment
____________ – a term used to describe employees using technology to perform regular work activities from a remote location.
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Hackers
irresponsible individuals who discover ways to ____________ and _________ into classified files.