Flashcards
CPU and Memory
Cards in this deck (12)
- 1CPUExecutes programs using the fetch-decode-execute cycle
- 2F.D.E (fetch-decode-execute)A way that the CPU executes instructions. It gathers the information, then sorts it out and then performs the task.
- 3MemoryStores program operations and data while a program is being executed. There are several types of memory, including: registers, cache, RAM and virtual memory.
- 4RegistersThe section of high speed memory within the CPU that stores data to be processed.
- 5CacheA piece of temporary memory. It can refer to a part of the RAM, storage disk, CPU, or an area for storing web pages.
- 6RAMRandom Access Memory. Memory that is constantly being written to and read from. It does not retain its contents without a constant supply of power, eg when a computer is turned off, everything stored in its RAM is lost. It is volatile.
- 7Virtual MemoryA section of a computer storage drive which is temporarily used as RAM.
- 8StorageStores programs and files long term. Devices such as hard drives, USB memory sticks or SD cards are used to store files such as photos, music and software applications long term.
- 9Hard DriveA device used to store vast amounts of data.
- 10USB stickA physically small storage device. It normally plugs into a USB port. These devices use solid state memory with no moving parts.
- 11SD CardsA small storage device that fits into cameras, mobile phones and other handheld devices. They can store several GBs of data and use solid state memory with no moving parts.
- 12Cores (a main factor of the CPU)
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- Flashcards on CPU and Memory, created by Em McIntosh on 18/01/2017.
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- Em McIntosh
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