| NAK |
Negative Acknowledgment. |
| NBCD |
Natural Binary Coded Decimal. |
| NCP |
Network Control Protocol. |
| NCR |
National Cash Register. |
| NDRO |
Non-Destructive Read Out. |
| NETBIOS |
Network Basic Input / Output System. |
| NI |
Norton Index. |
| NIC |
Network Interface Cared./ Network Information Centre. |
| NLQ |
Near Letter Quality. |
| NL |
Natural Language. |
| NMI |
Non Mask bale Interrupt. |
| NOS |
Network Operating System. |
| NPDU |
Network Protocol Data Unit. |
| NPL |
National Physical Laboratory. |
| NPQ |
Near Photographic Quality. |
| NPV |
Net Present Value. |
| NRZ |
Non Return to Zero. |
| NS |
Nero Second. |
| NSAP |
Netscape Service Access Point. |
| NSAPI |
Netscape Server Application Programmers Interface. |
| NTFTP |
Network Independent File Transfer Protocol. |
| NVRAM |
Non Volatile Random Access Memory. |
| NVT |
Network Virtual Terminal. |
| PABX |
Private Automatic Branch Exchange. |
| PACE |
Pilot Automatic Computing Engine. |
| PAD |
Packet Assembler / Disassembler. |
| PAL |
Programmable Array Logic. |
| PAR |
Positive Acknowledgement and Retransmission. |
| PARC |
Palo Alto Research Centre. |
| PBX |
Private Branch Exchange. |
| PCB |
Printed Circuit Board. |
| PC |
Personal Computer./ Program Counter. |
| PCI |
Protocol Control Information./ Peripheral Component Interconnect. |
| PCM |
Pulse Code Modulation. |
| PCR |
Punched Card Reader. |
| PCMCIA |
Personal Computer Memory Code International Association. |
| PDA |
Push Down Automation. |
| PDD |
Portable Disk Drive. |
| PDL |
Page Description Language./ Program Design Language. |
| PDN |
Public Data Network. |
| PDU |
Protocol Data Unit. |
| PE |
Phase Encoded. |
| PEDS |
Perkin Elmer Data System. |
| PERT |
Progress Evaluation and Review Technique. |
| PGA |
Pin Grid Array. |
| PIA |
Peripheral Interface Adapter. |
| PIC |
Programmable Interface Controller. |
| PIN |
Personal Identification Number. |
| PIPO |
Parallel In Parallel Out. |
| PIO |
Parallel Input Output. |
| PISO |
Parallel In Serial Out. |
| PIT |
Programmable Internal Time. |
| Pixel |
Picture Element. |
| PL |
Programming Language. |
| PLA |
Programmed Logic Array. |
| PLL |
Phase Locked Loop. |
| PLP |
Packet Layer Protocol. |
| PM |
Phase Modulation. |
| PMBX |
Private Manual Branch Exchange. |
| POL |
Problem Oriented Language. |
| POP |
Post Office Protocol. |
| POSE |
Product of Sums Expression. |
| POST |
Power On Self Test. |
| PPC |
Proof of Partial Correctness. |
| PPI |
Programmable Peripheral Interface. |
| PPM |
Page Per Minute. |
| PPN |
Public Packet Network. |
| PPP |
Point to Point protocol. |
| PPS |
Post Production System. |
| PRF |
Pulse Repetition Frequency. |
| PROM |
Programmable Read Only Memory. |
| PSA |
Problem Statement Analyzer. |
| PSK |
Phase Shift Keying. |
| PSL |
Problem Statement Language. |
| PSN |
Packet Switching Network. |
| PSPACE |
Polynomial Space. |
| PSPDN |
Packet Switched Public Data Network. |
| PSW |
Processor Status Word. |
| PTIME |
Polynomial Time. |
| PTT |
Postal Telegraph and Telephone. |
| RAD |
Random Access Device. |
| RAID |
Redundant Array of Inexpensive Disks. |
| RAM |
Random Access Memory. |
| RASPM |
Random Access Stored Program Machine. |
| RCA |
Ripple Carry Adder. |
| RCH |
Robotics Cartridge Handler. |
| RDBMS |
Relational Data Base Management System. |
| RFI |
Radio Frequency Interference. |
| RGB |
Red / Green / Blue. |
| RHDM |
Removable Hot Drive Modules. |
| RISC |
Reduced Instruction Set Computer. |
| RJE |
Remote Job Entry. |
| RKL |
Runge Kutta Methods. |
| RLL |
Run Length Limited. |
| RMC |
Reed Muller Codes. |
| ROM |
Read Only Memory. |
| RPG |
Report Program Generator. |
| RPN |
Reverse Polish Notation. |
| RPROM |
Reprogramable Read Only Memory. |
| RSC |
Reed Solomon Codes. |
| RSI |
Repetitive Strain Injury. |
| RTC |
Real Time Clock. |
| RTL |
Register Transistor Logic. |
| RTS |
Request To Send. |
| SAA |
Systems Application Architecture. |
| SADT |
Structured Analysis and Desinge Technique. |
| SAP |
Self Adapting Process./ Service Access Point. |
| SC |
Sequential Circuit. |
| SCR |
Sequence Control Register. |
| SCSI |
Small Computer System Interface. |
| SDLC |
Synchronous Data Link Control. |
| SEL |
Systems Engineering Lab. |
| SIDE |
Super Integrated Drive Electronics. |
| SIMD |
Single Instruction Multiple Data. |
| SIMM |
Single Line Memory Module. |
| SIPO |
Serial In Parallel Out. |
| SIO |
Serial Input Output. |
| SIPP |
Single In-line Pin Profile. |
| SISO |
Serial In Serial Out. |
| SISD |
Single Instruction Single Data. |
| SOPE |
Some of Products Expression. |
| SOS |
Silicon On Sapphire. |
| SPARC |
Scaleable Processor Architecture. |
| SPC |
Stored Program Control. |
| SPEC |
Systems Performance Evaluation Cooperative. |
| SPOOL |
Simultaneous Peripheral Operation On-Line. |
| SPSS |
Statistical Package for Social Science. |
| SQA |
Software Quality Assurance. |
| SQL |
Structured Query Language. |
| SRAM |
Static Random Access Memory. |
| SRTA |
Scanning Reduces Tap Access. |
| SSA |
SIMM Socket Adapter. |
| SSCP |
System Service Control Point. |
| SSD |
Single Sided Disk. |
| SSI |
Small Scale Integration. |
| SSP |
System Support Program. |
