Hardware Basics
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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| System Software | a part of each computer system. tells the computer what to do. (Windows, Mac)
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| Application Software | allows the computer to carry out specific function like word processing, creation of databases and spreadsheets...
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| computer system | computer and other support devises that work as a team to receive information as the user inputs it, process that information per the directions that the user defines, and output the information in a usable format.
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| central processing unit | processing of information takes place
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| control unit | retrieves instructions and sends command signals to the rest of the computer system to tell them what to do.
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| arithmetic logic unit | Sector of the CPU that performs the mathematical calculations that are required in many data processing programs
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| memory unit | allows storage of information, is internal to the computer and is divided into RAM and ROM
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| RAM | temporary memory that is designed to hold new data and is available only while the computer is turned on.
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| ROM | Read only memory
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| Binary coding system | called ASCII is made p of a series of zeros and ones.
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| Byte | Eight bits make it, can represent on alphabetic or one numeric character of information
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| Bit | A binary character that is the smallest unit of binary information
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| Pixel | a single covered square on the screen
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| keyguard | hard plastic covers with holes for each key. prevents someone fromm striking unwanted keys.
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| Port | opening used for devices to communicate with a computer system
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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:
paigefinch
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