Explanation

The computer mouse was invented and developed by Douglas Engelbart,

 In 1964, at the Stanford Research Institute (SRI). 

1964: The prototype was built.

1968: Introduced to the public during the famous "Mother of All Demos".

Explanation

• High-quality CAD (Computer-Aided Design) systems require precise printing of drawings and graphics.
  • A Digital Plotter is used to print large-scale, accurate, and high-resolution CAD drawings.
  • Digital plotters produce line drawings, blueprints, and architectural plans with exact dimensions.

Last verified on 17-01-2026

Explanation

• In Microsoft Word, a hyperlink allows you to link text or objects to a webpage, email, or document.
  • Shortcut key Ctrl + K is used to quickly insert a hyperlink.
  
  
  Additional information:
  • Ctrl + S → Save
  • Ctrl + M → Indent paragraph

Last verified on 17-01-2026

Explanation

• Founder: Mark Zuckerberg
• Founded in: February 4, 2004
• Headquarters: Menlo Park, California, USA
• Users (2023): Over 3 billion monthly active users
• Parent Company: Meta Platforms Inc.

Last verified on 16-01-2026

Explanation

A device that encodes characters by pressing keys is known as a keyboard

ADDITIONAL INFORMATION RELATED TO KEYBOARD

It is an input device.

It is used to enter text and commands.

Each key represents a character or function.

Christopher Latham Sholes was an American inventor who invented the QWERTY keyboard.

Explanation

CPU stands for Central Processing Unit

• CPU is an example of hardware
• A CPU contains  A control unit and an arithmetic logic unit
• The CPU and memory are located on Motherboard.
• The motherboard holds CPU, RAM and ROM chips, etc.

Explanation

• URL stands for Uniform Resource Locator.
• It is a specific type of Uniform Resource Identifier (URI).
• Domain: World Wide Web
• First published: 1994
• Latest version: Living Standard, 2023

Used:

• Web page (HTTP/HTTPS),
• File transfer (FTP), 
• Email (mailto),
• Database access (JDBC)

Explanation

Google with over 80% of the search market share.

Google, a US multinational technology company

Google is a type of search engine operating since 1997

Google was founded in the year: September 4, 1998

The Headquarters of Google is located in the city: of California

Sergey Brin & Larry Page is the founder of Google

Sergey Brin is the real owner of Google

Parent organization: Alphabet Inc.

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The oldest search engine is Yahoo.

Explanation

Explanation