Topological sort of a Directed Acyclic graph is?

Question:Topological sort of a Directed Acyclic graph is?

1.Always unique

2.Always Not unique

3.Sometimes unique and sometimes not unique

4.Always unique if graph has even number of vertices


Search
R4R Team
R4Rin Top Tutorials are Core Java,Hibernate ,Spring,Sturts.The content on R4R.in website is done by expert team not only with the help of books but along with the strong professional knowledge in all context like coding,designing, marketing,etc!