Explanation

• Cyber systems rely on hardware, software, and connectivity.
• But their effectiveness largely depends on connectivity.
• Good network connections ensure data transfer, communication, and system efficiency.

Additional information:

• Connectivity: Internet, intranet, or network links that allow real-time access and interaction

Last verified on 27-01-2026

Explanation

Generative AI became the most widely used mode of artificial intelligence in 2025.

It can create content, including text, images, music, and code.

Popular examples include ChatGPT, DALL·E,

Explanation

3D printing builds objects layer by layer, which is the core idea of additive manufacturing.

Material is added progressively to create the desired shape, unlike subtractive techniques that remove material.

This technology allows complex geometries and customized designs.

Explanation

OS/2 (Operating System/2) was initially created through a joint development agreement between IBM and Microsoft

Microsoft left the project around 1990, and development was solely continued by IBM,

Additional information 

• Windows is an operating system family developed 
• DOS developed by IBM after the split with Microsoft was OS/2.
• UNIX was originally developed in 1969 by a group of AT&T employees at Bell Labs, not IBM

Explanation

 Facebook was founded by Mark Zuckerberg

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

• The process of sending information through a channel is called transmission.
• It involves a sender, message, channel, and receiver.
• Effective transmission ensures the message is accurately delivered.

Last verified on 25-01-2026

Explanation

Python is widely considered the most common and popular language for Artificial Intelligence 

Due to its simplicity, readability, and a vast ecosystem of libraries and frameworks specifically designed for AI and machine learning tasks. 

Explanation

• Short key use for Date and Time 
• Date: Ctrl+;
• Time: Ctrl+ Shift+ ;

Additional information

shortcut key in  MS Excell:

Which key is used to help in MS Excel?

F1

***

Shift+Backspace

**

Which key is used to enter the current date in Excel?

 Ctrl+;

Explanation

For a deadlock to occur in an operating system, four necessary conditions

(known as the Coffman conditions).

1. Mutual Exclusion
2. Hold and Waite 
3. No Preemption
4. Circular Wait

Last updated 15-feb-2026

Explanation

Headers and footers are primarily visible in the Print Layout view

This view provides a WYSIWYG

Last updated 15-feb-2026