Browse Definitions by Alphabet

  • What is personal cloud storage (PCS)? - Personal cloud storage (PCS) is a local network-attached storage (NAS) device that lets users store data, photos, music, videos and other files and is optimized for media streaming.
  • What is pharming? - Pharming is a scamming practice in which malicious code is installed on a PC or server, misdirecting users to fraudulent websites without their knowledge or consent.
  • What is PHI (protected or personal health information)? - Protected health information (PHI), also referred to as 'personal health information,' is the demographic information, medical histories, test and laboratory results, physical and mental health conditions, insurance information and other data that a healthcare professional collects to identify an individual and determine appropriate care.
  • What is physical security and how does it work? - Physical security protects personnel, hardware, software, networks, facilities and data from physical actions and events that could cause serious loss or damage to an enterprise, agency or institution.
  • What is picture archiving and communication system (PACS)? - Picture archiving and communication system (PACS) is a medical imaging technology used primarily in healthcare organizations to securely store and digitally transmit electronic images and clinically relevant reports.
  • What is ping and how does it work? - Ping (Packet Internet Groper) is a basic internet program that enables a user to test and verify if a particular destination Internet Protocol (IP) address is reachable and can respond to network requests.
  • What is pipelining? - Pipelining is the process of a computer processor executing computer instructions as separate stages.
  • What is PKI (public key infrastructure)? - PKI (public key infrastructure) is the underlying framework that enables the secure exchange of information over the internet using digital certificates and public key encryption.
  • What is podcasting? - Podcasting is the preparation and distribution of digital audio files to the computers of subscribed users using Really Simple Syndication (RSS) feeds.
  • What is port address translation (PAT)? - Port address translation (PAT) is a type of network address translation (NAT) that maps a network's private internal IPv4 addresses to a single public Internet Protocol address by using network ports.
  • What is PowerShell and how to use it: The ultimate tutorial - PowerShell is an object-oriented automation engine and scripting language with an interactive command-line shell that Microsoft developed to help IT professionals configure systems and automate administrative tasks.
  • What is predictive analytics? An enterprise guide - Predictive analytics is a form of advanced analytics that uses current and historical data to forecast activity, behavior and trends.
  • What is Pretty Good Privacy and how does it work? - Pretty Good Privacy, or PGP, was a popular program used to encrypt and decrypt email over the internet, as well as authenticate messages with digital signatures and encrypted stored files.
  • What is private PaaS? How is it different from public PaaS? - Private platform as a service (private PaaS) is a cloud computing model that facilitates the development, deployment and management of software applications in a private cloud.
  • What is privileged access management (PAM)? - Privileged access management (PAM) is a security framework designed to protect organizations against cyberthreats by controlling and monitoring access to critical information and resources.
  • What is product as a service? - Product as a service (PaaS) is the concept of selling the services and outcomes a product can provide rather than the product itself.
  • What is production planning and why is it important? - Production planning is the act of developing a guide for the design and production of a given product or service.
  • What is professional services automation (PSA)? - Professional services automation (PSA) is a type of software application suite that provides a service business with the functionality it needs to manage core business processes.
  • What is programmatic advertising and how does it work? - Programmatic advertising is a data-driven method that automates the process of buying and selling digital advertisements.
  • What is promiscuous mode in networking? - In computer networking, promiscuous mode is a mode of operation in which a network device, such as a network interface card (NIC) or an adapter on a host system, can intercept and read in its entirety each network packet that arrives instead of just the packets addressed to the host.
  • What is prompt chaining? Definition and benefits - Prompt chaining is a technique used when working with generative artificial intelligence (generative AI) models in which the output from one prompt is used as input for the next.
  • What is prompt engineering? - Prompt engineering is an artificial intelligence (AI) engineering technique that refines large language models (LLMs), with specific prompts and recommended outputs.
  • What is PSTN (public switched telephone network)? - PSTN (public switched telephone network) is the world's collection of interconnected voice-oriented public telephone networks via traditional circuit-switched networks.
  • What is public cloud? A definition and in-depth guide - A public cloud is a third-party managed platform that uses the standard cloud computing model to make resources, applications and services available on demand to remote users around the world.
  • What is the Patient Protection and Affordable Care Act (PPACA, ACA or Obamacare)? - The Affordable Care Act (ACA), formally known as the Patient Protection and Affordable Care Act, is a landmark healthcare law Congress enacted and former President Barack Obama signed in March 2010.
  • What is Wi-Fi Piggybacking? - Piggybacking, in the context of Wi-Fi, is the use of a wireless connection to gain access to the internet without proper authority.