Blu-ray – A high capacity optical storage medium that uses a blue laser for data recording and playback
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what is Cache Memory?
Cache Memory – The type of memory used by the CPU. Cache memory is similar to RAM in that instructions can be read or written. It is small in capacity compared to RAM but has faster access speeds. Its purpose is to store frequently accessed program instru
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What is Character?
A character is a letter, a digit, a punctuation mark, a symbol or a control code that can be stored by a computer. Each character is stored in digital format referred to as a byte.
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What is a Concept keyboard?
A keyboard that can use a variety of programmed overlays. The overlays allow the keys to be defined as words and/or pictures.
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What is a External memory?
This refers to memory devices that are connected to thee computer system and includes hard drives, DVD drives, USB memory pens and Blu-ray disks. They allow programs data to be stored permanently.
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What is a Function key?
Keys labelled with F followed by a number found along the top of a qwerty keyboard. They are programmed to carry out a user task.
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What is a Hot Key?
This is known as a shortcut. It allows the user to use two or more keys to carry out a task as an alternative to using a mouse and menu. For example ctrl+p to print.
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Card 2
Front
what is Cache Memory?
Back
Cache Memory – The type of memory used by the CPU. Cache memory is similar to RAM in that instructions can be read or written. It is small in capacity compared to RAM but has faster access speeds. Its purpose is to store frequently accessed program instru
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