Explanation

• The shortcut key for Undo (last action reverse) is Ctrl + Z in most computer systems.
• It is used to cancel the last mistake or action.

Additional information:

• Ctrl + P = Print
• Ctrl + Y = Redo
• Ctrl + S = Save
• Ctrl + C = Copy command
• Ctrl + V = Paste
• Ctrl + C = Copy
• Ctrl + X = Cut
• Ctrl + Y = Redo

Last verified on 10-06-2026

Explanation

• Shortcut Key: Ctrl + Enter
• Ribbon Path: Layout → Breaks → Page
• Purpose: Start a new page
• Works In: Microsoft Word
• Type: Manual Page Break

Last verified on 03-04-2026

Explanation

• HTML (Hypertext Markup Language) is the standard markup language used for creating web pages.
• It is the backbone of webpage development.
• It providing the structure and content that appears on the web.

Last verified on 08-08-2026

Explanation

• A software that can harm your computer is called a Virus.
• A computer virus is a type of malicious software (malware) that can damage files or disrupt computer operations.
• Viruses can spread by attaching themselves to files or programs.
• They may cause data loss, system slowdown, or other damage.

Last verified on 08-08-2026

Explanation

• ICT stands for Information and Communication Technology.
• It refers to technologies used to collect, process, store, and communicate information.
• ICT includes computers, mobile phones, the internet, networks, and communication systems.
• It is widely used in education, business, healthcare, and government.
• ICT helps people access and share information quickly and efficiently.

Last verified on 08-08-2026

Explanation

• As of 2026, the current president of Cuba is Miguel Díaz-Canel.
• He succeeded Raul Castro, who was the president from 2008 to 2018.
• He has been in office since October 10, 2019.
• He is also the First Secretary of the Communist Party of Cuba.

Last verified on 08-04-2026

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Explanation

• MS Word is a widely used word processor developed by Microsoft.
• It was first released on October 25, 1983.
• MS Word is an example of application software.
• It allows users to type and save documents.
• It is helpful too for making documents.

Last verified on 18-07-2026

Explanation

• Data is permanently stored in the Hard Disk.
• A hard disk is a secondary storage device used to store data for long-term use.
• Data remains stored even when the computer is turned off.

Additional information:

• RAM → Temporary/volatile memory
• Cache → High-speed temporary memory
• Bus → Transfers data, addresses, and control signals

Last verified on 08-08-2026

Explanation

• Logic gates are the fundamental building blocks of digital systems.
• The AND, OR, and NOT gates are the most fundamental logic gates.
• The NAND and NOR gates are called universal gates because they can be combined to produce OR, AND, and NOT gates.

Last verified on 08-08-2026

Explanation

مثنوی ایک طویل نظم ہوتی ہے جس میں کوئی قصہ، عشق، تصوف یا فلسفہ نظم کی صورت میں بیان کیا جاتا ہے۔

اس کی خصوصیت یہ ہے کہ ہر شعر کے دونوں مصرعے ہم قافیہ ہوتے ہیں۔

Last verified on 08-08-2026