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Cards in this deck (12)
- 1What does the word Binary mean?A number system that contains two symbols, 0 and 1. also known as base 2.
- 2What is a bit?The smallest unit of data in computing represented by a 1 in binary.
- 3Data is...Units of information in computing. there can be different types of data including intergers, characters and Boolean. data is often acted on by instructions.
- 4What is Cache memory?Cache memory is a piece of temporary memory. it can refer to a part of the RAM, storage disk, CPU, of an area for storing web pages.
- 5An Embedded System is...a special purpose computer built into another device.
- 6a GB (gigabyte)is a measurement of file size or storage capacity, 1024 megabytes or 1 billion bytes.
- 7What is a General purpose computer?a general purpose computer is a compiuter designed to be able to carry out a wide range of instructions.
- 8a Hard disk drive or HDD is?a device used to store large amounts of data, these ar not very reliable, like ssd's, not very fast like ssd's, and are very slow, unlike ssd's, but have a huge capacity for storing large amounts of data.
- 9What is meant by laser (optical)an intense beam of light that is monochromatic and coherent. used in optical storage such as DVD RW, CD's and so on...
- 10Media...are physical devices that are used to transfer data.
- 11Memory is...the part of the computer that stores data. memory mainly referred to as RAM, is volatile so when all power to the computer hasbeen cut off, all memory on the ram is wiped.
- 12What is meant by RAM?RAM is volatile memory. this is random access memory where when all power to the computer is cut off, all data is wiped. this storage is used when you have applications open. for example your operating system, a game or a web browser open at that current time.
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- Flashcards on Untitled, created by Riley Stride on 24/09/2019.
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- Riley Stride
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