key terms
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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| software | the programs and other operating information used by a computer.
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| operating system | the software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals.
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| hardware | tools, machinery, and other durable equipment.
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| digital | expressed as series of the digits 0 and 1, typically represented by values of a physical quantity such as voltage or magnetic polarization.
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| hard drive | a high-capacity, self-contained storage device containing a read-write mechanism plus one or more hard disks, inside a sealed unit. Also called hard disk drive.
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| input | what is put in, taken in, or operated on by any process or system.
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| output | the amount of something produced by a person, machine, or industry.
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| external storage device | External storage is all addressable data storage that is not currently in the computer's main storage or memory.
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| read only memory | memory read at high speed but not capable of being changed by program instructions.
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| e-portfolio | An electronic portfolio (also known as an eportfolio, e-portfolio, digital portfolio, or online portfolio ) is a collection of electronic evidence assembled and managed by a user, usually on the Web.
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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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