Computer Science

An email address is typically composed of a user name, the '@' symbol, and a domain name (e.g., username@example.com). Therefore, the correct answer is 'User Name and Domain Name.'

The Arithmetic Logic Unit (ALU) is the component of the CPU responsible for performing arithmetic and logical operations in a computer.

The basic unit of a computer worksheet where you can enter text and numbers is called a cell. Each cell is the intersection of a row and a column in spreadsheet software like Microsoft Excel.

ARP stands for Address Resolution Protocol, which is used to map IP addresses to MAC addresses in a local network. The other options do not represent the correct expansion of ARP.

The arrangement of computers in a network is called topology. Topology refers to the physical or logical layout of network devices and cables.

Auto Clip Art in PowerPoint is a feature that suggests and automatically inserts relevant clip art images into a presentation based on the content. It does not perform spelling checks, so only option A is correct.

Background colors or effects applied to a document are not visible in Print Preview because most printers do not print page backgrounds by default, and Print Preview shows how the document will appear when printed.

BASIC stands for 'Beginner's All-purpose Symbolic Instruction Code.' Option B is the only one that correctly spells out the acronym and matches the widely accepted definition.

ANSI stands for American National Standards Institute, which is a private non-profit organization that oversees the development of voluntary consensus standards in the United States.

Android Inc. was founded in 2003 by Andy Rubin, Rich Miner, Nick Sears, and Chris White before being acquired by Google in 2005.