Explanation

Amazon Rainforest

• Majority in Brazil: ~60% of the forest is in Brazil
• Location: South America
• Total Area: Approx. 6.7 million sq km (largest rainforest)
• Spans: 9 countries — Brazil, Peru, Bolivia, Colombia, Ecuador, Venezuela, Guyana, Suriname & French Guiana

Last verified on 10-02-2026

Explanation

Last verified on 10-02-2026

Explanation

• A do-while loop executes its body at least once before checking the condition.
• It ensures that the loop runs at least one iteration, even if the condition is initially false.

Last verified on 10-02-2026

Explanation

• Cache memory acts as a buffer between the CPU (Central Processing Unit) and the main memory (RAM).
• It is a small, high-speed memory that stores frequently used data and instructions that the CPU is likely to need next.
• This allows the CPU to access the data and instructions it needs quickly, without having to wait for the slower main memory to respond.

Last verified on 10-02-2026

Explanation

• The Network layer of the OSI model is responsible for logical addressing (like IP addresses) and routing data between devices across networks.
• It ensures that data packets reach the correct destination.

Last verified on 10-02-2026

Explanation

• In programming, the return() statement in a function is used to send a single value back to the caller.
• Even if multiple values seem to be returned (like in a tuple), it is considered one object being returned.

Last verified on 10-02-2026

Explanation

• The value '01-01-2020 11:30' includes both date and time.
• The Date & Time datatype is best suited to store and manipulate such information in databases or spreadsheets.

Last verified on 10-02-2026

Explanation

• During Windows installation, the BIOS (Basic Input Output System) setup can be accessed by pressing Del or F2 key immediately after turning on the computer.
• BIOS allows users to change boot order, system settings, and hardware configuration.
• BIOS setup is necessary to boot from USB or CD/DVD for installation.

Last verified on 10-02-2026

Explanation

• Microsoft Excel is Microsoft's spreadsheet program that can be used to organize, format, and calculate data.
• Microsoft Excel is a spreadsheet application used for calculations, charts, and data analysis

Last verified on 10-02-2026

Explanation

• The Undo feature in MS Word is used to discard the last changes made in a document.
• It allows users to reverse typing, formatting, or any editing mistakes.

Additional information:

• Redo: Re-applies the action that was undone
• Shortcut for Undo: Ctrl + Z

Last verified on 10-02-2026