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20 Cards in this Set
- Front
- Back
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Arithmetic logic unit - a component of the CPU that performs calculating functions such as addition and subtraction.
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ALU
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A family of low-level programming languages.
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Assembly Language
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A number system that contains two digits, 0 and 1. Also known as base 2.
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Binary
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The smallest unit of data in computing represented by a 1 in binary.
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Bit
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Translator software that translates high level programming code into machine code.
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Compiler
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The component of the CPU that manages instructions. |
Control Unit
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Central processing unit - the brains of the computer that processes program instructions. Also called a microprocessor. |
CPU
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To run a computer program |
Execute
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A number system using 16 characters from 0-9 and A-F, also known as base 16 and hex. |
Hexadecimal
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A single action that can be performed by a computer processor. |
Instruction
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A program that translates high level programming languages into machine code. Programs can either be interpreted or compiled. |
Interpreter
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Also called object-code, this is low-level code that represents how computer hardware and CPUs understand instructions. It is represented by binary numbers. |
Machine Code
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Operation code (also called an operator). Specifies instructions that can executed by a CPU in machine code, eg in an instruction like "move the value 3 to the memory address X", the opcode is copy. |
Opcode
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Data that is manipulated by opcodes in a CPU machine code instruction set, eg in an instruction like "move the value 3 to the memory address X", the operand is the value 3.
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Operand
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A piece of hardware that connects to a computer, eg a mouse, keyboard, printer or scanner.
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Peripheral
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Sequences of instructions for a computer
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Program
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A register within the CPU that records the current instruction being executed. |
Program Counter
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The section of high speed memory within the CPU that stores data to be processed.
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Register
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The written code that creates a computer program. |
Source Code
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An application that displays web pages.
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Web Browser
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