Flashcards
Computing mock revision
Flashcards do conjunto (12)
- 1ComputingSystem architecture
- 2What is clock speed?The operating speed of a computer.
- 3What is cache size?The storage closer to the CPU - to store data and instructions that the CPU might reuse.
- 4What is the number of cores?A core is a processing unit, they contain an ALU, control unit and registers.
- 5What an ALU?Arithmetic logic unit. The last component to perform calculations in the processor.
- 6what is a Embedded System?Combination of computer hardware and software.
- 7ComputingMemory
- 8Whats the difference between RAM and ROM?RAM is non-voltile, ROM is voltile.
- 9Whats the purpose of RAM?The RAM is a place in a computing device where the operating system , application programs and data in current use are kept.
- 10Whats the purpose of ROM?The ROM is used to store the start-up instructions for a computer, also known as the firmware.
- 11What is virtual memory used for?It allows us to run more applications on the system than we have enough physical memory to support.
- 12What is flash memory?Flash memory is a type of nonvolatile memory that erases data.
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- FlashCards sobre Computing mock revision, criado por Jessica-Jade Rowlands em 15-11-2017.
- Criado por
- Jessica-Jade Rowlands
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