Flashcards
Computer Science Definitions
Flashcards do conjunto (17)
- 1Primary StorageThe memory in which the computer can store the data or instructions currently in use.
- 2Secondary StorageThe memory in which the computer can store the data or instructions that are not currently in use.
- 3ProcessorA special component that processes data and instructions to control other components within the computer.
- 4Input/Output DevicesDevices that allow the user to input data into the computer, or receive a data output from the computer.
- 5Embedded SystemsA computer system which is built into another device to support its operation.
- 6General Purpose SystemsCapable of performing many different tasks.
- 7Arithmetic and Logic Unit (ALU)Performs all of the arithmetic and logical operations of the CPU.
- 8Control Unit (CU)Transmits control signals to other components of the CPU.
- 9RegistersTiny amounts of super-quick memory within the CPU.
- 10Memory Data Register (MDR)Holds the data that has been retrieved from memory, or that is about to be stored in memory.
- 11Program Counter (PC)Holds the memory location address of the next instruction to be performed by the CPU.
- 12Memory Address Register (MAR)Holds the address of the location in memory where data is to be retrieved or stored.
- 13Accumulator (ACC)Holds the result of calculations and operations performed by the arithmetic logic unit (ALU).
- 14Cache memoryA small amount of very fast memory inside the CPU for frequently used instructions.
- 15Random Access Memory (RAM)Fast volatile memory that stores the data of currently running programs.
- 16Read-Only Memory (ROM)Non volatile memory that holds the boot up instructions.
- 17Virtual MemoryA volatile extension to RAM located in the hard dive.
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- FlashCards sobre Computer Science Definitions, criado por Ethan King em 30-10-2022.
- Criado por
- Ethan King
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