Explanation

• The language that the computer can understand and execute directly is called Machine Language.
• Machine language consists of instructions in binary digits (0s and 1s).
• It is the lowest-level programming language.
• It is directly understood by the CPU.
• Assembly language uses mnemonics and must be translated by an assembler.

Last verified on 10-08-2026

Explanation

• The Recycle Bin temporarily stores deleted files and folders in Windows.
• Files in the Recycle Bin can usually be restored to their original location.
• Choosing Empty Recycle Bin permanently removes the stored items.

Last verified on 10-08-2026

Explanation

• Data, sort is used for arranging data in ascending/descending order in MS Excel.
• Sort A to Z to perform an ascending sort (A to Z or smallest number to largest).
• Sort Z to A to perform a descending sort (Z to A or largest number to smallest).

Last verified on 10-08-2026

Explanation

• Liaquat Ali Khan was given the title Quaid-e-Millat (Leader of the Nation).
• He is also known as Shaheed-e-Millat (Martyr of the Nation).

Additional information:

• He was born on 1 October 1895 in Karnal, British India.
• He joined the All-India Muslim League in 1923.
• He was elected to the Legislative Council in 1926.
• He became the first Prime Minister of Pakistan, serving from 1947 to 1951.
• He was assassinated on 16 October 1951 at Company Bagh, Rawalpindi.
• Burial: Mazar-e-Quaid, Karachi, alongside the mausoleum of Muhammad Ali Jinnah.

Last verified on 09-08-2026

Explanation

• GUI stands for Graphical User Interface.
• It is a type of user interface that allows users to interact with electronic devices using icons, windows, menus, and buttons instead of typing commands.
• The first GUI was developed at Xerox PARC in the early 1980s.

Additional information:

• CLI – Command Line Interface
• CUI – Character User Interface
• VUI – Voice User Interface
• NUI – Natural User Interface

Last verified on 03-07-2026

Explanation

• Slide Sorter View displays all slides of a presentation as miniature representations (thumbnails).
• It allows users to view, arrange, reorder, copy, and delete slides easily.
• Slide Sorter View is especially useful for managing the overall sequence of a presentation.

Additional information:

• Slide Show displays slides in full-screen presentation mode.
• Outline View mainly displays the text content and structure of slides.

Last verified on 09-08-2026

Explanation

• Move the cursor to the top of the next page: Ctrl + Page Down

Additional information:

• Move the cursor to the top of the previous page: Ctrl + Page Up
• Move the cursor by scrolling the document view down by one screen: Page Down
• Move the cursor to the end of the document: Ctrl + End

Last verified on 07-08-2026

Explanation

• DOS (Disk Operating System) is a single-user operating system.
• It is designed for one user at a time.
• DOS uses a Command-Line Interface (CLI) instead of a graphical interface.

Additional information:

• Examples of Multi-user OS: Windows, Linux, UNIX, macOS

Last verified on 06-08-2026

Explanation

• Shortcut key for center alignment: Ctrl+E

Additional information:

• Center align means middle of the page.
• Ctrl + R -- Align selected text or line to the right.
• Ctrl + M -- Indent the paragraph.

Last verified on 07-08-2026

Explanation

• BIOS stands for Basic Input Output System.

Additional information:

• BIOS is a firmware stored on a computer’s motherboard.
• Initializes hardware during booting and provides runtime services.
• Acts as an interface between operating system and hardware.

Last verified on 04-02-2026