chapter 1 vocab
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| computer literacy (digital literacy) | involves having a current knowledge and understanding of computers and their uses
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| computer | an electronic device operating under the control of instructions stored in its own memory that can accept data, process the data according to specified rules, produce results, and store the results for future use
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| data | collection of unprocessed items, which can include text, numbers, images, audio, and video
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| information | conveys meaning and is useful to people
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| information processing cycle | series of input, process, output, and storage activities
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| hardware | a computer contains this. many electric, electronic, and mechanical components
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| input devices | any hardware component that allows you to enter data and instructions into a computer. EX: keyboard, mouse, microphone, scanner, webcam
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| output devices | any hardware component that conveys information to one or more people. EX: printer, monitor, speakers
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| storage devices | records and/or retrieves items to and from storage media. EX: hard drive- greater storage capacity than USB drive. USB flashdrive- portable storage device
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| system unit | case that contains the electronic components of the computer that are used to process data. EX: processor- electronic component that interprets and carries out the basic instructions that operate the computer.
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| system unit (continued) | memory- consists of electronic components that store instructions waiting to be executed and data needed by those instructions
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| motherboard | the circuitry of the system unit usually is part of or is connected to this circuit board
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| communication device | a hardware component that enables a computer to send and recieve data, instructions, and information to and from one or more computer or mobile devices. EX: modem- a widely used communications devices
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| categories of software | system software and application software
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| application software | consists of programs designed to make users more productive and/or assist them with personal tasks
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| system software | consists of the programs that control or maintain the operations of the computer and its devices
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| categories of computers | personal computers, mobile computers and mobiles devices, game consoles, servers, mainframes, supercomputers, and embedded computers
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| personal computer | a computer that can perform all of its input, processing, output, and storage activities by itself. EX: desktop and notebook
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| mobile computers | personal computer you can carry from place to place. EX: tablet pc- special type of laptop that you can interact w/ by touching the screen w/ your finger or digital pen- looks like a small ink pen but uses pressure instead of ink
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| game consoles | mobile computing device for single-player or multiplayer video games
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| servers | controls access to the hardware, software, and other resources on a network and provides a centralized storage area for programs, data, and information
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| mainframe computer | a large, expensive, powerful computer that can handle hundreds or thousands of connected users simultaneously
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| super computers | the fastest, most powerful computer and the most expensive
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| embedded computers | a special purpose computer that functions as a component in a larger product
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
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