Aug 28, 2012

FULL FORMS & ABBREVIATION OF COMPUTER RELATED WORDS

N TO Q


N/C: No-Connect
NBS: National Bureau of Standards
NEMA: National Electrical Manufacturers Association
NFS: Network File System
NFU: Not-Frequently Used
NMI: Non-Maskable Interrupt
NMOS: Negatively doped Metal-Oxide Semiconductor
NOP: No OPeration NRU Not-Recently Used
NSF: National Science Foundation
NVRAM: NonVolatile Random Access Memory
OCR: Optical Character Recognition
ODI: Open Data link Interface
OEM: Original Equipment Manufacturer
OS: Operating System

OSF: Open Software Foundation
OSI: Open Systems Interconnect
PAL/PLA: Programmable Array Logic / Logic Array
PB: Push Button
PBX: Private Branch eXtender
PC: Personal Computer, Program Counter
PCB: Printed Circuit Board
PCI: Peripheral Component Interconnect
PCM: Pulse Code Modulation
PCMCIA: Personal Computer Memory Card International Association
PE: Processor Element
PFF: Page Fault Frequency
PGA: Professional Graphics Array
PGA: Pin Grid Array
PIC: Programmable Interrupt Controller
PIO: Programmed Input / Output
PIROM: Processor Information ROM
PLCC: Plastic Leaded Chip Carrier
PLL: Phase Locked Loop
PM: Preventive Maintenance
PMOS: Positively doped Metal-Oxide Semiconductor
PnP: Plug-and-Play
POST: Power On Self Test
PPP: Point-to-Point Protocol
PQFP: Plastic Quad Flat Pack
PROM: Programmable Read Only Memory
PSTN: Public Switched Telephone Network
PTE: Page Table Entry
QAM: Quadrature Amplitude Modulation
QFP: Quad Flat Pack

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