Explanation

• The idiom "The Alpha and Omega" is taken from Christianity and refers to Jesus.
• "Alpha" is the first letter of Greek alphabet.
• "Omega" is the last letter of Greek alphabet.
• Therefore, the meaning of the idiom is 'The beginning and the end'.

Last verified on 08-08-2026

Explanation

• EBCDIC stands for Extended Binary Coded Decimal Interchange Code.
• It is an 8-bit character encoding system developed by IBM.
• EBCDIC was mainly used in IBM mainframe and midrange computer systems.
• It can represent letters, numbers, and special characters.

Last verified on 08-08-2026

Explanation

• DMA stands for Direct Memory Access.
• It is a method that allows an I/O device to transfer data directly to or from main memory (RAM).
• The CPU does not need to handle every individual byte of the transfer.
• DMA can improve data-transfer speed and reduce CPU workload.
• It is commonly used for devices such as disk drives, network cards, and sound cards.

Last verified on 07-08-2026

Explanation

• The Backspace key is used to delete a character to the left side of the cursor in MS Word.
• It removes the character immediately before the cursor.

Additional information:

• The Delete (Del) key removes the character to the right side of the cursor.
• Ctrl + Backspace → Deletes the previous word

Last verified on 07-08-2026

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

• 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

Explanation

• The keyboard shortcut to select the entire document (or all items in a window) is Ctrl + A.
• Function: Selects all content, text, or files in the active window.

Additional information:

• Ctrl + R = used for aligning selected text to the right.
• Ctrl + E = used for aligning selected text to the center.
• Ctrl + J = use for Justify paragraph alignment.
• Ctrl + L = used for aligning selected text to the left.
• Ctrl + Q = used to Align the selected paragraph to the left.

Explanation

• The standard other name for junk email is Spam.
• Junk email is unwanted and unsolicited email sent in bulk.
• It is commonly used for ads, scams, or fake promotions.

Additional information:

• Spoof means pretending to be another sender (email spoofing).
• Spam filters are used in email services to automatically block junk mail.

Last verified on 16-02-2026

Explanation

• VGA stands for Video Graphics Array.
• It is a display standard used to transmit video signals from a computer to a monitor.
• VGA was introduced by IBM in 1987 with the PS/2 computer series.
• The original VGA standard supports a maximum resolution of 640 × 480 pixels at 60 Hz.
• It uses a 15-pin D-sub (DE-15) connector.

Last verified on 06-08-2026

Explanation

A man who is womanish in his habits is known as Effeminate.

while

PHILANDERER is a man who has sexual relations with many women.