Computer Science

WhatsApp was founded in 2009 by Brian Acton and Jan Koum, who were former employees of Yahoo. Therefore, the correct answer is 'Both A & B'.

The Menu Bar in MS Word is typically located directly below the Title Bar and provides categorized options such as File, Edit, View, etc., allowing users to access various commands and features.

A logic bomb triggered by a time-related event is specifically called a 'time bomb.' It activates when a certain date or time condition is met, distinguishing it from other malware types like viruses or Trojan horses.

Routing algorithms determine the best path for data packets to travel from the source to the destination across a network. This process is fundamental in networking to ensure efficient and accurate data delivery.

The executable file that starts Microsoft Word is 'Winword.exe'. This is the standard filename for launching MS Word on Windows systems.

The horizontal split bar in MS Word is located on the left side of the horizontal scroll bar. This bar allows users to split the document window horizontally for easier viewing of different parts of the document.

In Microsoft Word, when you insert a comment, it appears in a balloon in the margin of the document, allowing users to see the comment linked to specific text.

The executable file responsible for starting Microsoft PowerPoint is 'POWERPNT.EXE'. This is the standard filename used to launch the application in Windows environments.

Registers are small, fast storage locations within the CPU used to hold temporary data and instructions during processing, making them a form of temporary memory. ROM is permanent memory, hard disks are long-term storage, and circuits are hardware components, not memory types.

A disk is a storage medium in the form of a circular plate, commonly used to store data magnetically or optically. CPU, printer, and ALU are not storage media.