Explanation

A field is the smallest meaningful unit of data in a database.

It representing a single piece of information such as a name or age within a record.

Explanation

ROM is a type of non-volatile memory that stores the basic input/output system (BIOS) and other firmware that controls the computer's hardware components. When a computer is powered on, the BIOS stored in ROM is executed to:

• 1. Initialize hardware components
• 2. Detect and configure peripherals
• 3. Load the operating system from storage devices

Explanation

In Gmail, you can attach:

• Files (documents, images, etc.)
• Videos
• Audio files
• And many other types of files

You can attach multiple files, including videos and audio files, to a single email in Gmail.

This allows you to share various types of content with recipients easily.

Explanation

When one minimizes a program, it is not closed but hidden on the taskbar.

It allowing the user to reopen it easily.

Explanation

Online delivery is not a transaction method but refers to the delivery of goods or services ordered online, typically after a transaction has been completed.

Explanation

Word has Web authoring tools allow you to incorporate Bullets, Hyperlinks, Sound on Web pages.

Explanation

Entertainment is not a system software.

System software includes programs like operating systems, utility software, and drivers that manage hardware and run the computer.

While entertainment refers to applications for leisure purposes.

Explanation

When you decide to back up your data, the first thing to choose is the storage device or backup media to use for your backups.

There are many data storage devices in the market such as tape drives, optical drives, SD cards, hard disk drives and cloud storage services.

Explanation

Ctrl + (Left arrow) -- Move one word to the left at a time.

Ctrl + (Right arrow) -- Move one word to the right at a time.

Explanation

Note that the BCD code is 12 bits long since each of the decimal digits is coded by four bits.