$($Virtual reality$)$ is a computer$-$simulated, three$-$dimensional environment that attempts to remove the barrier between the viewer and the media and providing an immersive experience.

Digital devices read and produce numeric data as combinations of to represent tones and images.

The major types of include video $($such as online videos$),$ graphics $($such as logos on websites$),$ and audio $($such as ringtones$).$ A painting is physical media, not digital media.

A bit can have a value of

JPEG files use compression, which discards some of the original file data during compression.

The file name usually reflect the file format.

lets computers perform tasks, such as interpreting verbal commands, that require human$-$level intelligence.

lets a device or software, such as a texting app, identify the words and phrases you speak and then convert them to a format the device can read.

$A(n)$ is a digital video camera that captures photos or video, which the smartphone can then send to a face unlock security app for