Pointel Solutions Junior Software Engineer interview questions

As a fresher I came to there is opening in pointel and apply through online and i got mail last week about i got shortlisted for attend interview on 10-aug-2013(11am-12pm), and waiting for minute they provide some set of question to answer there are 4 sets each set contain 5 programs to write all set have last question same and first 2 are different because they are simple logic based only i was applied for java same as .Net peoples not some similar pattern related to .net.