Karteikarten
computing revision
Karten in diesem Stapel (14)
- 1What is the purpose of the CPU?The purpose of the CPU is to fetch, decode and execute instructions.
- 2What is an embedded system?An embedded system is a computer integrated into another device, such as a mobile phone.
- 3What is software?Software means the program, including both the operating system and application software.
- 4What is a professional standard?Professional standards are rules that everyone should follow when developing a computer system.
- 5Give one way that professional standards allow people to do- Modify someone else's program
-move to a different company without needing to re-learn these standards
-work in teams on the same program at the same time - 6What is a computer system?A computer system is able to take a set of data inputs, process them and produce outputs. it does this using hardware and software.
- 7What is a peripheral device?This is a hardware which fits into one of the categories but are external to the main body of the computer, e.g. keyboard.
- 8What does RAM stand for?Random access memory
- 9What is virtual memory?Where a section of the hard disk drive is used up for virtual memory as the computer has run out of memory.
- 10What does ROM stand for?Read only memory
- 11What is cache memory?A collection of items of the same of items of the same type stored in a hidden or inaccessible place.
- 12What is a communication device?A communication device is where you can pass on a piece of information from one computer system to another, e.g. through bluetooth.
- 13What is hardware?Hardware is something that you can touch such as a keyboard or mouse.
- 14What two items are stored in the RAM?Data and instructions
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- Karteikarten am computing revision, erstellt von charlottefrisby1 am 11/12/2015.
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