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Definition: What's in this encyclopedia
This technical reference covers every important computer concept and product with more than 30,000 entries and 10,000 charts, diagrams and photos.
Hot Topics
Terms such as AI, ChatGPT and blockchain are current buzzwords. See hot topics and trends and buzzword compliant.
Talk Like a Pro
This is the "only" encyclopedia that highlights the correct way to speak like a computer professional. For example, to sound experienced, never mix up the terms you will find in the entry never say. See data set, nontrivial, intranet, smart, virtual and digispeak.
You Wouldn't Think to Look Up
See technology forecasting, good user interface, naming fiascos, underwater datacenter, film camera and digital media hub terminology.
Basic Computer Literacy
For decades, this computer literacy reference helps IT professionals explain things to their non-technical users. See computer, data processing, PC, information system, binary, operating system, cache, application, chip, chip manufacturing and storage vs. memory.
Technical Concepts
Every important technical concept is included. For example, see chip, graphics pipeline, LCD, OLED, SSD, software stack, byte addressable and crypto glossary.
Crypto Blockchains
Hardware and Software
Important devices and applications are included. For example, see smartphone, tablet, desktop computer, x86, ARM, Apple M series, image editor, application suite and Web browser.
Popular Devices and Standards
Quick summaries, for example, see iPhone versions, iPad, Mac models, Galaxy S, Pixel phone and standards.
History
Programming
The heart and soul of the industry, all major languages are described along with programming concepts and terminology. For examples, see source code, programming concepts, programming language, if-then-else and program logic. There are also essential charts for programmers, including ASCII chart, space/time and binary values.
Networking
The world's information circulatory system, every important networking term is included. For example, see Internet, WAN, LAN, Ethernet, switch, wireless router and access point.
Just for Fun
Home Theater and Stereo
All important components are included. For example, see stereophile, audiophile, amplifier classes, 10-foot user interface, S/PDIF, vinyl record and home theater.
Why This Is Unique - Written by an Educator
All definitions in this encyclopedia are not only consistent in style because they are written by one person, Alan Freedman, but they get clearer all the time because they are routinely edited for greater clarity, not just technical changes. See About this encyclopedia.
Hot Topics
Terms such as AI, ChatGPT and blockchain are current buzzwords. See hot topics and trends and buzzword compliant.
Talk Like a Pro
This is the "only" encyclopedia that highlights the correct way to speak like a computer professional. For example, to sound experienced, never mix up the terms you will find in the entry never say. See data set, nontrivial, intranet, smart, virtual and digispeak.
You Wouldn't Think to Look Up
See technology forecasting, good user interface, naming fiascos, underwater datacenter, film camera and digital media hub terminology.
Basic Computer Literacy
For decades, this computer literacy reference helps IT professionals explain things to their non-technical users. See computer, data processing, PC, information system, binary, operating system, cache, application, chip, chip manufacturing and storage vs. memory.
Technical Concepts
Every important technical concept is included. For example, see chip, graphics pipeline, LCD, OLED, SSD, software stack, byte addressable and crypto glossary.
There are hundreds of crypto terms in this encyclopedia. See crypto glossary.
Hardware and Software
Important devices and applications are included. For example, see smartphone, tablet, desktop computer, x86, ARM, Apple M series, image editor, application suite and Web browser.
Popular Devices and Standards
Quick summaries, for example, see iPhone versions, iPad, Mac models, Galaxy S, Pixel phone and standards.
The world has undergone cataclysmic changes in technology, but everything today stems from the past. For example, see early calculators, early computers, early memory and early direct access devices.
Programming
The heart and soul of the industry, all major languages are described along with programming concepts and terminology. For examples, see source code, programming concepts, programming language, if-then-else and program logic. There are also essential charts for programmers, including ASCII chart, space/time and binary values.
Networking
The world's information circulatory system, every important networking term is included. For example, see Internet, WAN, LAN, Ethernet, switch, wireless router and access point.
Face it. The tech world can be tedious, and a little humor is essential. See how to spoof your techie friends, buffer flush and Stringy Floppy.
Home Theater and Stereo
All important components are included. For example, see stereophile, audiophile, amplifier classes, 10-foot user interface, S/PDIF, vinyl record and home theater.
Why This Is Unique - Written by an Educator
All definitions in this encyclopedia are not only consistent in style because they are written by one person, Alan Freedman, but they get clearer all the time because they are routinely edited for greater clarity, not just technical changes. See About this encyclopedia.