Question

State main features of literary writing by citing examples and discuss writing that does not come under the term literary writing?

Answer 1

The biggest feature of literary writing is that it is very often based on imagination, ideas and unreal things. As the name suggests, the language used in literary writing is a rich one. The writer uses rich words, poetic devices other language enhancing elements to give the written piece, a good taste and appearance.
Examples of literary writing - Fiction, Poems , Plays etc.
Non-literary writing is what we often come across in our daily life. It can be instructions, short messages etc. which are written purely for the purpose of informing someone or are business and work related.  They don't have the writer's imagination sewn into them.These lack in rich language and words and are related to the reality only.
Examples- Instructions given by your teacher, A short message informing your sister about her phone call, a short note telling about progress at work. etc. These are all non- literary writings.          

Answer 2

The biggest feature is that literary writing is fiction. "Pride and Prejudice" is an example. 

Non-literary writing could be a ship's log, the instructions for a kitchen appliance, a letter home from college or boot camp, "Time" magazine ..