What is the meaning of Snapshot?

A photograph, especially one taken quickly or in a sudden moment of opportunity.

A glimpse of something; a portrayal of something at a moment in time.

A file or set of files captured at a particular time, often capable of being reloaded to restore the earlier state.

A quick, unplanned or unexpected shot.

A quick offhand shot, made without deliberately taking aim over the sights.

To take a photograph of.

To capture the state of, in a snapshot.

Source: wiktionary.org