Flashcards
1.1.3 Input, Output and Storage
Cards in this deck (9)
- 1Input DevicesDevices used to pass data into the computer and allow the user to communicate with the computer e.g. keyboard, mouse, microphone etc
- 2Output devicesDevices used to report the results of processing from a computer to the user and allow the computer to communicate with the user e.g. printer, speak, monitor etc
- 3Storage devicesDevices used to permanently store data when the power is switched off e.g. Magnetic, Flash and Optical
- 4Magnetic StorageMagnetic patterns being read off spinning disks. High capacity at a low cost. Damaged if moved too quickly.
- 5Flash MemoryData is stored on memory chips. No moving parts and higher read/write speeds than magnetic or optical. Expensive.
- 6OpticalUsing a laser and looking at its reflection. Cheap and resilient.
- 7RAM (Random Access Memory)Storage of applications currently in use. Processor can access its data locations directly. VOLATILE. Large and reduces buffering.
- 8ROM (Read Only Memory)Can be read from but not written to. Stores the OS and BIOS bootstrap program. NON-VOLATILE.
- 9Virtual StorageRemote storage and software. Accessible anywhere. Security is someone else's responsibility.
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- A level Computing (1.1) Flashcards on 1.1.3 Input, Output and Storage, created by Louis N on 05/04/2019.
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- Louis N
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