The Computer Dictionary

Look up definitions of computer and Internet terms.

Term of the Day

Today • June 17



Stands for "Micro Light Emitting Diode." A microLED screen is a type of flat-panel display that uses an array of LEDs to create an image. Each pixel combines three microscopic RGB diodes capable of lighting themselves, eliminating the need for a separate backlight. Since each pixel can be ... Read More

Today's Quiz Question

In computer programming, what is the difference between a variable and a constant?

A constant can be referenced by multiple functions, while a variable cannot.
A constant stores a fixed value, while a variable's value can change.
A constant is linked to another value, while a variable is independent.
A constant is requires a boolean value, while a variable can be any data type.
Correct! Incorrect!     View the Constant definition.
More Quizzes →

About is a free online dictionary of computer and Internet terms. Each definition is written using everyday language, to make technical terms and advanced concepts easy to understand. Learn more about

Get the Tech Terms App:

Tech Terms for iOS Tech Terms Computer Dictionary for Android

Related Sites

TechTerms Newsletter

Subscribe to the daily or weekly newsletter and get featured terms and quizzes delivered to your inbox.

Recent Updates

  • April 1, 2024Published new quizzes for Q2 2024
  • January 1, 2024Published new quizzes for Q1 2024
  • October 1, 2023Published new quizzes for Q4 2023
  • August 21, 2023View the full list of macOS versions
  • August 18, 2023Added quiz questions to definition pages
  • July 1, 2023Published new quizzes for Q3 2023

Sign up for the free TechTerms Newsletter

How often would you like to receive an email?

You can unsubscribe or change your frequency setting at any time using the links available in each email.

Questions? Please contact us.