DigElearn Digital Glossary

We have compiled terms and their definitions from different digital technologies. You will find that some terms are linked with others which will be highlighted in the text or end with a “See” link. If you see a terminology that we have not covered please let us know — contact us. We also review, update and add new terms on a quarterly basis. We hope this helps you in getting more digital savvy.

PAAS — Platform as a Service

A cloud computing platform being delivered as a service. Here the platform is outsourced in place of a company or data center purchasing and managing their own hardware and software layers. Typically, PaaS facilitates deployment of applications, application development, testing, and also supports the building, testing and hosting of Web applications. PaaS enables IT to develop, test, deploy, host, and also update from a single streamlined environment.
See IaaS >
See Saas >

Paid Search

A type of web-based advertising where Web site owners pay an advertising fee, usually based on click-throughs or ad views to have their Web site search results shown in top placement on search engine result pages. Some search engines will make it easy for users to determine which search results are natural and which are paid, while others will mix the results making it more difficult for users to determine which are the paid search results.
See Organic Search >


Part of Google’s core site ranking algorithm: Rewards or punishes sites by their quality of their writing, including grammar, spelling and sentence structure.
See Penguin >

Pay Per Click (PPC)

An internet advertising model used to direct traffic to websites, in which an advertiser pays a publisher (typically a website owner or a network of websites) when the ad is clicked.
See Cost Per Click (CPC) >

People-Based Targeting

Since users are generally logged in to Facebook on all of their devices — Facebook can allow brands to target “users” and track and report on the website behavior of those individuals regardless of where they might be browsing.

PSD2 (Payment Services Directive, Version 2.0)

This directive forces banks to offer their data through Application Program Interfaces (APIs) to trusted third parties, such as Stripe.
See Mobile Payments >

Peer to Peer Services

A service, such as Airbnb or Lyft, whereby two individuals interact directly with each other, without intermediation by a third-party, or without the use of a company of business selling a product or service. The buyer and the seller transact directly with each other via the platform. Peer-to-peer services create value by enabling information, collaboration and social networking. May also be called Platforms.


Part of Google’s core site ranking algorithm: Punishes sites that employ artificial link-building schemes.
See Panda >


When used in relation to entrepreneurship, pivot (which generally refers to a shift in strategy) describes the tortured path that most start-ups go through to find the right customer, value proposition, and positioning. Eric Ries, the creator of the ‘Lean Startup’ methodology, reminds us that pivots imply keeping one foot firmly in place as you shift the other in a new direction. In this way, new ventures process what they have already learned from past success and failure and apply these insights in new areas.

PKI — Public Key Encryption Infrastructure

A set of roles, policies, and procedures needed to create, manage, distribute, use, store, and revoke digital certificates and manage public-key encryption. The purpose of a PKI is to facilitate the secure electronic transfer of information for a range of network activities such as e-commerce, internet banking and confidential email. It is required for activities where simple passwords are an inadequate authentication method and more rigorous proof is required to confirm the identity of the parties involved in the communication and to validate the information being transferred. Used for establishing Provenance in Smart Contracts.


A service, such as Airbnb or Lyft, whereby two individuals interact directly with each other, without intermediation by a third-party, or without the use of a company of business selling a product or service. The buyer and the seller transact directly with each other via the platform. Platforms create value by enabling information, collaboration and social networking. May also be called Peer-to-Peer Services.


A hardware or software module that adds a specific feature or service to a larger system. The idea is that the new component simply plugs in to the existing system. For example, the Outlook plug-in lets you bring contacts directly from your Outlook account into your Constant Contact account.

POC — Proof of Concept

A demonstration, the purpose of which is to verify that certain concepts or theories have the potential for real-world application. POC is therefore a prototype that is designed to determine feasibility, but does not represent deliverables.

Point of Sale (POS)

The time and place where a retail transaction is completed.

PPC — Pay Per Click

Search engine ads take the format of a short text ad that includes a title line, two short descriptive lines and a URL link to a website or a specific website page. The ad appears as a “sponsored link”. The system is a “pay per click” system, whereby you only pay the amount you have bid for if someone clicks on your ad as a result of a web search, i.e. pay per click.
See AdWords >

Premium Content

A type of digital content that may be accessed for a fee, and is usually of higher quality or more desirable than free content. It is mainly a digital marketing strategy that is used to differentiate between standard (free) marketing content and exceptionally informative content.
See Freemium >

Product-Market Fit

Marc Andreessen defined the term as follows: “Product/market fit means being in a good market with a product that can satisfy that market.”Many people interpret product/market fit as creating a so called minimum viable product that addresses and solves a problem or need that exists.

Profile Picture

A picture uploaded to your social media profile to indicate who you are. Sometimes your profile picture is used without your name to show you posted a comment. Depending on the social media platform, you’ll decide what kind of image to use for your Profile Picture.

Projection AR (Augmented Reality)

The use of light and lasers to project digital information onto physical objects, such as store shelves, engines, healthcare needs and manufacturing processes, using smart glasses, hololens, smart helmets and smartphones.


An early sample, model, or release of a product built to test a concept or process or to act as a thing to be replicated or learned from.


Type of metadata used in data forensics to determine authority and verification

PSD2 — Revised Payment Service Directive

An EU Directive, administered by the European Commission (Directorate General Internal Market) to regulate payment services and payment service providers throughout the European Union (EU) and European Economic Area (EEA). The Directive’s purpose was to increase pan-European competition and participation in the payments industry also from non-banks, and to provide for a level playing field by harmonizing consumer protection and the rights and obligations for payment providers and users.

Worst Career Mistake You Can Make.

Everyone at some point in their career can make a mistake. Find out how to turn a loss into a win.

Read The PDF >

Artificial Intelligence (AI).

Here is a short video introduction to Artificial Intelligence (AI). Each of DigElearn’s about 20 digital learning modules has a similar video introduction to help you begin your learning in that area.

Allan Talks About Interviews In a Digital Age.

How do you make yourself stand out in an interview? Allan talks about how to do this and how to become digitally engaged with a potential employer.

Take DigElearn’s FREE Digital Savvy Quiz!

Take our FREE quiz and set your starting point. Now, you can measure your improvement over time.

Connect With Us.

Join Allan on the DigElearn blog as he brings to you the latest trends and insights on how digital is affecting everything around us. Best part is it keeps you up-to-date.

DigElearn Gets Social.

Join Allan and the DigElearn community on Facebook. Starting is hard. Read how others are overcoming the tornado in their career and getting more Digital Savvy.