Flashcards
Sem título
Flashcards do conjunto (13)
- 1Utility SoftwareComputer Security
Disk Organisation
System Maintenance - 2System SoftwareThis includes the Operating System.
This software controls and makes use of the hardware. - 3ApplicationAllows to perform tasks. E.g Search internet or create presentations.
- 4Purpose of Operating SystemThe purpose of an Os is to manage hardware and system resources of a computer.
- 5Purpose of a CPU?To fetch, decode and execute instructions stored in the memory. To control the hardware on the computer.
- 6Clock SpeedThe number of fetch - execute cycles a CPU completes in a second
- 7What is RAM?Ram is a form of primary storage. It is volatile and is a quicker form of memory than HDD
- 8What are the # of Cores?The number of individual processes in a CPU
- 9Virtual Memory?When there is not enough RAM, the virtual memory is allocated from the HDD to serve as RAM
- 10Sample RateThe number of times the sound is sampled per second. Measured in Hz
- 11Bit rate?The number of bits used to store each sample.
- 12ASCIIAmerican Standard Code Of Information Interchange
- 13Why we use HEX?Easier for developers to express larger binary numbers as HEX rather than contery base 2 to base 10
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- FlashCards sobre Sem título, criado por justasrockx em 17-12-2014.
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