Explanation

• FTP stands for File Transfer Protocol.
• FTP is a communications protocol used to send files from computer to computer
• FTP does not use encryption.
• FTP is built on a client-server model 
• FTP first Introduction: April 16, 1971

Last updated by NA on 06-11-2026

Explanation

Explanation

• RAM stands for Random Access Memory.
• It is a type of fast, temporary computer memory.
• It is essentially short-term memory.
• It is the hardware in a computing device where the operating system (OS).

Last verified on 26-04-2026

Explanation

• Router: Connects different networks and forwards data packets between them.

Additional information:

• Switch: Connects devices within a local area network (LAN).
• Hub: Broadcasts data to all connected devices.
• Modem: Converts signals to enable internet connectivity.

Explanation

• Ctrl + Enter inserts a page break in a Word document.
• It moves the cursor to the top of the next page without adding extra paragraphs.
• Useful for starting a new section or chapter.

Additional information:

• Enter – creates a new paragraph
• Shift + Enter – creates a new line without paragraph spacing
• Ctrl + Home – move cursor to the beginning of the document

Last verified on 08-03-2026

Explanation

• OCR stands for Optical Character Recognition
• OCR converts text in scanned documents or images into machine-readable text.
• It is used to digitize printed books and documents.

Explanation

• Ctrl + Z used for = Undo

Additional information:

• Ctrl + X used for = Cut
• Ctrl + Y used for = Redo

Last verified on 07-06-2026

Explanation

• In MS Word, the Help feature is used to get guidance about tools and commands.
• The shortcut key to open Help is F1.
• It opens Microsoft Word Help window or support page.

Additional information:

• F2: Used to move or rename text.
• F3: Inserts AutoText entries if available.
• F4: Repeats the last action performed.
• F5: Opens the "Find and Replace" dialog box with the "Go To" tab active.

Last verified on 29-05-2026

Explanation

• The ALU (Arithmetic Logic Unit) is the core component of the CPU.
• It performs both arithmetic operations (calculations) and logical operations (comparisons).
• Without ALU, a computer cannot process data.
• ALU works together with the Control Unit (CU).

Last verified on 06-05-2026

Explanation

• Start a presentation from the current slide: Shift+F5
• Start a presentation from the beginning: F5

Additional information:

• Ctrl + N: Create a new presentation document
• Ctrl + M: Insert a new slide
• Ctrl + S: save a presentation

Last verified on 26-05-2026