I have enrolled for CCNA course and they will be proving me training on Interconnecting Cisco Networking Devices Part 1 (ICND1) v1.
0
Where as on cisco site,it is mentioned v1.
1
Please tell me what's the difference between both of these versions means i would suffer???I have paid the fee too??

And what's this exam:
640-802 CCNA(what's this for,please give some description is it necessary to pass?