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- mobile device fragmentation
- Mobile device fragmenta...
- Moblin
- Moblin is a Linux-based platform that is optimized for small comp...
- Motif
- Motif is a graphical user interface (GUI) guideline and development...
- MPE
- MPE/iX is the operating system for the line of e3000 midrange business ...
- MPE/iX
- MPE/iX is the operating system for the line of e3000 midrange bus...
- MPP
- MPP (massively parallel processing) is the coordinated processing of a ...
- MPP (massively parallel processing)
- MPP (ma...
- MS DOS
- MS-DOS (Microsoft Disk Operating System) was the Microsoft-market...
- MS-DOS
- MS-DOS (Microsoft Disk Operating System) was the Microsoft-market...
- MS-DOS (Microsoft Disk Operating System)
- Multics
- Multics (Multiplexed Information and Computing Service) was a m...
- Multics (Multiplexed Information and Computing ...
- Multiple Operating System
- MULTOS (which stands for "M...
- Multiple Virtual Storage
- MVS (Multiple Virtual Storage...
- Multiplexed Information and Computing Service
- multitasking
- Multitasking, in an operating system, is allowing a u...
- MULTOS
- MULTOS (which stands for "Multiple Operating System") is an opera...
- MULTOS (Multiple Operating System)
- MULTOS (w...
- MVS
- MVS (Multiple Virtual Storage) is IBM's best-known operating system for...
- MVS (Multiple Virtual Storage)
- MVS (Multiple Vir...
- Nagios
- Nagios is an open source applcation that monitors a computer netw...
- net filter
- Netfilter is a utility in Linux 2.4 (and later releases) ...
- netfilter
- Netfilter is a utility in Linux 2.4 (and later releases) th...
- netfilter/iptables
- Netfilter is a utility in Linux 2.4 (and ...
- netstat
- Netstat is a common command line TCP/IP networking utility avai...
- NetWare
- NetWare, made by Novell, is a widely-installed network server o...
- neural network
- In information technology, a neural network is a ...
- NT
- Windows NT is a Microsoft Windows personal computer operating system desi...
- NT file system
- NTFS (NT file system; sometimes New Technology Fi...
- NT file system; sometimes New Technology File S...
- NTFS
- NTFS (NT file system; sometimes New Technology File System) is the fi...
- NTFS (NT file system; sometimes New Technology ...
- offline backup
- A cold backup, also called an offline backup, is ...
- OHA
- The Open Handset Alliance (OHA) is a coalition of more than 30 technolo...
- Open Handset Alliance
- The Open Handset Alliance (OHA) is ...
- Open Handset Alliance (OHA)
- The Open Handset Allian...
- Open Source Development Labs
- Open Source Developme...
- Open Source Development Labs (OSDL)
- Open So...
- open system
- In a computing context, an open system is an open sourc...
- OpenBSD
- OpenBSD is a free open source operating system based upon the B...
- OpenVMS
- OpenVMS is an operating system from the Digital Equipment Corpo...
- OpenVZ
- Virtuozzo is a software application for enterprise server virtual...
- operating system
- What is an operating system? An operating sys...
- operating system (OS)
- What is an operating system? An ope...
- OS
- What is an operating system? An operating system (sometimes abbreviated a...
- OS 10
- OS X is version 10 of the Apple Macintosh operating system.
- OS 10.2
- Jaguar was the code name for version 10.2 of the Apple Macintos...
- OS X
- OS X is version 10 of the Apple Macintosh operating system.
- OS-9
- OS-9 is a real-time operating system (RTOS) from Microware Systems th...
- OS/2
- OS/2 is an IBM operating system for the personal computer that, when ...
- OS/390
- OS/390 is the IBM operating system most commonly installed on its...
- OS/400
- OS/400 is IBM's operating system for its AS/400 and AS/400e line ...
- OSDL
- Open Source Development Labs (OSDL) is a nonprofit corporation founde...
- page file
- A swap file (or swap space or, in Windows NT, a pagefile) i...
- pagefile
- A swap file (or swap space or, in Windows NT, a pagefile) is ...
- Palladium
- Palladium is a plan from Intel, AMD, and Microsoft to build...
- Palm Operating System
- Palm OS is the computer operating s...
- Palm OS
- Palm OS is the computer operating system that provides a softwa...
- Palm OS (Palm Operating System)
- Palm OS is the ...
- Panther
- Panther was the code name for Mac OS version 10.
- parallel file system
- In a computer, a file system (sometim...
- parallel processing
- In computers, parallel processing is th...
- parallel processing software
- Parallel processing s...
- parallel sysplex
- A sysplex is IBM's systems complex (the word ...
- patch management
- Patch management is an area of systems manage...
- Patch Tuesday
- Patch Tuesday, also known as Black Tuesday, is the ...
- PC DOS
- Also see DOS. PC-DOS (Personal Computer - Disk Operating System) ...
- PC-DOS
- Also see DOS. PC-DOS (Personal Computer - Disk Operating System) ...
- PC-DOS (Personal Computer - Disk Operating System)
- PDC
- Primary domain controller (PDC) and backup domain controller (BDC) are ...
- penguin
- Tux, the penguin, is the generally accepted official logo for t...
- Peppermint
- Peppermint is a lightweight open source operating system ...
- performance testing
- Performance testing is the process of d...
- Personal Computer - Disk Operating System
- Personal Computer Disk Operating System
- Pick
- Pick is a data base management system (DMS) based on a business model...
- pipe
- In computer programming, especially in UNIX operating systems, a pipe...
- PKUNZIP
- PKZIP (also capitalized as PKZip) is a program, originally writ...
- PKZIP
- PKZIP (also capitalized as PKZip) is a program, originally written ...
- PKZIP (or PKZip)
- PKZIP (also capitalized as PKZip) is a progra...
- platform
- In computers, a platform is an underlying computer system on ...
- policy server
- A policy server is a security component of a policy...
- polled interrupt
- In a computer, a polled interrupt is a specif...
- POLP
- The principle of least privilege (POLP) is the practice of limiting a...
- POST
- When power is turned on, POST (Power-On Self-Test) is the diagnostic ...
- POST (Power-On Self-Test)
- When power is turned on, PO...
- Power On Self Test
- When power is turned on, POST (Power-On S...
- Power-On Self-Test
- When power is turned on, POST (Power-On S...
- preemptive multitasking
- Preemptive multitasking is task...
- primary domain controller
- Primary domain controller (...
- principle of least privilege
- The principle of leas...
- principle of least privilege (POLP)
- The pri...
- process
- A process is an instance of a program running in a computer.
- program temporary fix
- In IBM, a program temporary fix (PT...
- program temporary fix (PTF)
- In IBM, a program tempo...
- PTF
- In IBM, a program temporary fix (PTF) is a temporary solution to a bug ...
- QDOS
- QDOS was the forerunner of DOS (Disk Operating System), the first wid...
- QDOS (86-DOS)
- QDOS was the forerunner of DOS (Disk Operating Syst...
- QNX
- QNX is a mobile operating system that was originally developed for embe...
- quiesce
- To quiesce is to put a computer, a program, a thread, or some o...
- Quiz: Operating Systems
- Test yourself. A WhatIs.com tec...