C2 Vocabulary0502
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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| Central Processing Unit (UPU) | where the processing of the information takes place
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| Arithmetic Logic Unit (ALU) | the 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 two types of memory
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| Bit | a binary character; the smallest unit of binary information
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| Byte | eight bits make one byte; it can represent one alphabetic or one numeric character of information
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| Processor Speed | expressed in megahertz, which equals one million cycles per second or gigahertz, which equals one billion cycles per second
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| Cache | provides a temporary storage area that provides a quick access to information
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| Peripheral Devices | inputs information, outputs information into a form that is easily read by the user, and stores the information for later use
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| Keyboard | offers the input of alphabetic and numeric information, as well as additional operational and input keys
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| Mouse Pad | allows good movement of the mouse, and comes in many trendy designs
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| Optical Character Recognition (OCR) | software that converts texts
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| Graphics Table | also connected to the computer through a port connection; teacher or student draws on the electronic tablet with a stylus to transfer the image to the computer
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| Digital Cameras | cameras that are capable of inputting data into a computer instead of onto film, and are common tools in teaching and learning across grade levels
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| Web Cam | a tiny camera that sits on (or is part of) a computer and feeds video directly into the computer
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| Personal Digital Assistant (PDA) | small, portable tools allow the user to input handwritten notes on a small screen using a special pen or a tiny keyboard.These notes can be downloaded into a computer for later use
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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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