Explanation

• In the ALU (Arithmetic Logic Unit), arithmetic and logical operations required during instruction execution are performed.
• ALU performs arithmetic operations such as addition and subtraction.
• It also performs logical and comparison operations.

Additional information:

• The Control Unit (CU) directs and coordinates the execution of instructions.
• Main Memory stores programs and data currently being used.
• The CPU consists mainly of the ALU, Control Unit, and registers.

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

• Selecting "No Outline" removes or hides the border of a shape.
• This option is available in applications like MS Word or PowerPoint.
• It leaves the shape without a visible border.

Last verified on 10-08-2026

Explanation

• The first or main page of a website is commonly called the Homepage.
• It usually provides an overview of the website and links to other important pages.
• The homepage is often the default or starting page visitors see when they visit a website.

Additional information:

• Webpage → A single page on a website
• Website → Collection of related webpages
• URL → Address of a webpage or website
• Web browser → Software used to access websites

Last verified on 09-08-2026

Explanation

• Auto Save is a feature that automatically saves changes to a document at regular intervals.
• It helps reduce the risk of losing unsaved work if the program closes unexpectedly.

Additional information:

• Save manually saves the current document.
• Save As saves the document with a new name, location, or file format.

Last verified on 09-08-2026

Explanation

• Color Scheme is used to change the colors of different objects without changing their content.
• It provides a coordinated set of colors for presentation elements.

Additional information:

• Design Template changes the overall design and appearance of slides.
• Object Color changes the color of a specific selected object.
• Font Color changes only the color of text.

Last verified on 09-08-2026

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

• Decrease the font size by 1 point: Ctrl + [

Additional information:

• Increase the font size. Ctrl + Shift + >
• Decrease the font size: Ctrl + Shift + <
• Increase the font size by 1 point: Ctrl + ]
• Ctrl + Shift + F: Change the font
• Open the Font dialog box to change the font: Ctrl + Shift + F

Verified & Updated

Explanation

• Supercomputers are designed for maximum computational speed and complex calculations.
• Mainframe computers are designed to process huge volumes of data and support many users/tasks simultaneously.
• Supercomputers are commonly used in weather forecasting, scientific research, simulations, and space research.
• Mainframes are widely used in banking, airlines, government systems, and large organizations.

Last verified on 07-08-2026

Explanation

• Monitor and Speaker are output devices.
• Because they display visual information and produce sound instead of sending data to the computer

• Input devices are used to enter data and instructions into a computer.
• Output devices present the processed information to the user.
• Common input devices: Keyboard, Mouse, Scanner, Microphone, Joystick
• Common output devices: Monitor, Speaker, Printer, Projector, Plotter

Last verified on 01-08-2026