The answer could be all of the above
Organize data within a document..draw any shape you wants within a document... easily create manipulate shapes within a document. hope this helps
You can compress them. ZIP is the most well known protocol.
Well most word processing softwares allow you to do many things to a document, if you use google documents or microsoft word i'm pretty sure you can do all of those things
A standard is something that is always at a certain time of the day and is scheduled the same. A protocol takes priority of anything and everything else you work on.