Hi Himanshi,

If you search online, there will lots of links that will provide you previous years papers dump. You will also get free online mock test for this year to practice from. Here is one link i found which you can use to get previous year paers: http://agripathshala.com/jrf-abm/

The preparation for this is similar to CAT and hence if you have prepred for any aptititude test ot MBA entrance exam, you would be able to do well in this also.

All the best. Practice well.