Explanation

• Web Browser is a software application used to access and view websites on the Internet.
• Examples include Google Chrome, Safari, Internet Explorer, and Firefox.
• Microsoft Office is an office suite, and NetBeans is an IDE (Integrated Development Environment), not browsers.

Last verified on 10-03-2026

Explanation

Distributed Ledger Technology (DLT) is a system where transactions are recorded across multiple computers (nodes) in a network.

It ensures transparency, security, and immutability.

Blockchain is a type of DLT where transactions are grouped in blocks linked in a china

Last updated 15-feb-2026

Explanation

A gateway serves as a "protocol converter" or "translator" between two dissimilar networks

That use different communication protocols, data formats, or architectures.

It is the critical entry and exit point (node) for a network

Allowing data to flow between fundamentally different environments

Such as a corporate Local Area Network (LAN) and the public Internet.

Last updated 15-feb-2026

Explanation

Google Chrome is a cross-platform web browser 

Released in 2008  for Microsoft Windows

Developer: Developed by Google.

Explanation

The software used to both open PDF files and surf websites is called a web browser. 

Some commonly used web browsers are

Google Chrome, Microsoft Edge, Mozilla Firefox, and Safari

Explanation

• Mark Zuckerberg founded Facebook
• It is an online social media and social networking service
• Owned by the American company Meta Platforms
• Founded February 4, 2004
• Headquarters: Menlo Park, California, U.S.
• 
  

Explanation

Email is sent across the Internet, but can originate from or be routed through private networks like Intranets (internal) or Extranets (limited external access),

Using standard protocols (SMTP) to reach anyone globally, bridging these network types for communication

Explanation

• E-mail stands for: Electronic Mail
• Father of E-mail: Ray Tomlinson
• First E-mail sent: 1971
• @ is used to divide an email into: two parts
• SMTP helps to send: E-mails
• SMTP stands for: Simple Mail Transfer Protocol
• Received email is saved: inbox
• Sent email is saved in: sent box
• Maximum attachment size in Yahoo Email: 25 MB
• G-mail stands: Google Mail
• Email spam also called: junk email
• To close email account click: sign out
• To create new E-mail: Sign Up
• Email hacking means: Illegal access to open email accounts of others
• Junk email is also called: Spam 
•  At sign (@): always a part of email address
• Sending an E-mail is similar to: writing a letter
• A allows us to access our e-mail from anywhere: Webmail interface 
• Bookmark:  is associated with Internet E-mail

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Explanation

Spooling allows the printer to receive data from the CPU and print at its own speed.

It manages multiple print jobs efficiently by queuing them in a buffer.

Explanation

In an email dialog box, Bcc: stands for Blind Carbon Copy

It is used to send copies of an email to recipients without revealing their email addresses to the other recipients (those in the "To" and "Cc" fields).