Computer Science

Douglas Engelbart invented the computer mouse in the 1960s as part of his work on interactive computing. The other options are not associated with the invention of the mouse.

The concept of using punched cards was first introduced by Joseph Marie Jacquard in 1801 for controlling weaving patterns in looms. Although Herman Hollerith later developed punch cards for data processing in the 1890 census, the original invention belongs to Jacquard. His system is considered the foundation of later computing punch card technology.

WAV files are a common type of sound (audio) file format, while LOG, DAT, and DRV files are not typically used for audio data.

In Microsoft Word, pressing F9 updates the selected field. This is commonly used for updating fields such as dates, cross-references, or table of contents entries.

Alan Turing is widely regarded as the father of computer science due to his foundational work in theoretical computer science and artificial intelligence.

In Microsoft Excel, pressing the F2 key allows you to edit the contents of the currently selected cell directly. The other options do not perform this function.

In Microsoft Word, pressing F7 opens the spell check and grammar tool, allowing users to check their document for spelling and grammatical errors.

WordPerfect, WordPad, and MS Word are all examples of word processing software, so the correct answer is 'All of the above.'

Lady Augusta Ada Lovelace is widely recognized as the world's first computer programmer for her work on Charles Babbage's Analytical Engine. She is often referred to as Ada Lovelace or Lady Augusta Ada Lovelace.

VGA (Video Graphics Array) offers a higher resolution (up to 640x480) compared to CGA, EGA, and HCA. Among the options, VGA is the most advanced and supports the highest resolution for color graphics displays.