PDST ICT definitions
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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| Memory Stick | Type of miniature mobile storage medium that is capable of storing data files. Memory Sticks typically are used in digital cameras, laptops, computers, and photo printers. Both an input and output device
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| Internet | A global network connecting millions of computers, making it possible to exchange information.
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| DVD | Digital Versatile Disk
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| Database | A collection of pieces of information that is organized and used on a computer. Used by businesses to store information about stock, suppliers or customers.
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| Spreadsheet | A computer program with a grid of rows and columns containing numbers, text, and formulas used to perform calculations, prepare budgets and accounts. Microsoft Excel is an example of a spreadsheet program.
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| Word Processing | The use of software application to create, edit, format, print and save text-based documents, such as letters, reports, and memos. Microsoft Word is a word processing program.
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| ICT | Information and Communications Technology
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| IT | Information Technology
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| ROM | Read Only Memory
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| RAM | Random Access Memory
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| CPU | Central Processing Unit, Abbreviation of central processing unit. The CPU is the brains of the computer. Sometimes referred to simply as the processor or central processor, the CPU is where most calculations take place.
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| LAN | Local Area Network
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| WAN | Wide Area Network
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| CD | Compact Disc
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| USB | Universal Serial Bus
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| WWW | World Wide Web
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| Hardware | The tangible, physical computer equipment that can be seen and touched, e.g. mouse, monitor, keyboard
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| Software | A program or instructions that give directions to the computer, e.g. Microsoft Word
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| Input Devices | Enable the user to input data and commands into the computer. Examples include keyboard, touch-screen, scanner, mouse, joystick
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| Output Devices | Devices that enable the computer to give the user the results of the processed data, e.g. monitor, printer, speakers
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| Operating System | The basic software that manages a computer, e.g. Windows 7, MAC OS
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| Network | Connects one computer to other computers and peripheral devices, e.g. printers, scanners
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| Videoconferencing | A real-time meeting that takes place between people in different locations via computers and the internet
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| Keyboard | An input device that enters data with letters, numbers, symbols, and special function keys.
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| Mouse | A hand-operated electronic device that controls the coordinates of a cursor on your computer screen as you move it around. An example of an input device.
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| Printer | A machine that prints characters or other images on paper. An example of an output device.
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| Modem | Computer hardware that allows information to be passed through the telephone lines or over the internet. An input and output device.
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| Wifi | Short for "Wireless Fidelity." refers to technology that allows computers and other devices to communicate over a wireless signal.
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| Memory | Computer chips that store data and programs while the computer is working; often called RAM or Random Access Memory
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| Electronic Mail - the electronic transfer of messages from one computer to another using the internet
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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.
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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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