Vocab. from Teaching Tech. ch. 2
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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RAM | Random Access Memory
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CPU | central processing unit
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ALU | arithmetic logic unit
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ROM | Read Only Memory
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binary coding system | made of ones and zeros, units are called bits
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megahertz | one million cycles per second (processing speed)
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gigahertz | one billion cycles per second (processing speed)
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OCR | Optical Character Recognition software
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CRT | cathode ray tube (type of tv or computer monitor)
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LCD | liquid crystal display (type of tv or computer monitor
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dpi | dots per inch, a measure of resolution for printers
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data projection unit | fancy name for projector
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document camera | an Elmo!
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AT (assistive technology) | devices or software for special needs students
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PAC Mate | a computer system for designed for the blind or visually impaired
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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:
AndreaHope
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