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  2. CPU card - Wikipedia

    en.wikipedia.org/wiki/CPU_card

    CPU cards for use in computer backplanes are typically half-sized. The CPU card contains the PC functionality and communicates with the other cards plugged into the backplane through a computer bus. CPU cards may also be called expansion cards or expansion boards, and offer a variety of embedded applications from modems and wireless networking ...

  3. Central processing unit - Wikipedia

    en.wikipedia.org/wiki/Central_processing_unit

    A modern consumer CPU made by Intel: An Intel Core i9-14900KF Inside a central processing unit: The integrated circuit of Intel's Xeon 3060, first manufactured in 2006. A central processing unit (CPU), also called a central processor, main processor, or just processor, is the primary processor in a given computer.

  4. List of computing and IT abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_computing_and_IT...

    PHP—Hypertext Preprocessor; PIC—Peripheral Interface Controller; PIC—Programmable Interrupt Controller; PID—Proportional-Integral-Derivative; PID—Process ID; PIM—Personal Information Manager; PINE—Program for Internet News and Email; PING—Packet Internet Gopher; PIO—Programmed Input/Output; Pixel—Picture element

  5. Glossary of computer hardware terms - Wikipedia

    en.wikipedia.org/wiki/Glossary_of_computer...

    A microprocessor, ASIC, or expansion card designed to offload a specific task from the CPU, often containing fixed-function hardware. A common example is a graphics processing unit. accumulator A register that holds the result of previous operation in ALU. It can be also used as an input register to the adder. address

  6. Control unit - Wikipedia

    en.wikipedia.org/wiki/Control_unit

    The control unit (CU) is a component of a computer's central processing unit (CPU) that directs the operation of the processor. A CU typically uses a binary decoder to convert coded instructions into timing and control signals that direct the operation of the other units (memory, arithmetic logic unit and input and output devices, etc.).

  7. Machine code - Wikipedia

    en.wikipedia.org/wiki/Machine_code

    In computer programming, machine code is computer code consisting of machine language instructions, which are used to control a computer's central processing unit (CPU). For conventional binary computers , machine code is the binary representation of a computer program which is actually read and interpreted by the computer.

  8. System on a chip - Wikipedia

    en.wikipedia.org/wiki/System_on_a_chip

    Apple M1 system on a chip A system on a chip from Broadcom in a Raspberry Pi. A system on a chip or system-on-chip (SoC / ˌ ˈ ɛ s oʊ s iː /; pl. SoCs / ˌ ˈ ɛ s oʊ s iː z /) is an integrated circuit that integrates most or all components of a computer or electronic system.

  9. PHP - Wikipedia

    en.wikipedia.org/wiki/PHP

    As of 21 January 2025 (two months after PHP 8.4's release), PHP is used as the server-side programming language on 75.0% of websites where the language could be determined; PHP 7 is the most used version of the language with 47.1% of websites using PHP being on that version, while 40.6% use PHP 8, 12.2% use PHP 5 and 0.1% use PHP 4.