Censhare Interview Pattern

Round 1 – Written test

1) Write a program to design a factory pattern class

           

           2)     Write a program to design Singleton pattern class.

       

           3)     Print a String in reverse order without using in build function

           Input “Hello how are you” 

           Output “you are how Hello”

    

          4)     How to generate unique random numbers in java without using in build function

      

          5)     Write a program to Sort Map by Value

      

          6)     Write a program to get unique values from employee list on the basis of roll         number and sort using name, roll no.

      

           7)     Given an unsorted array of integers, find the length of longest consecutive    elements sequence.

         Input [100,4,200,1,3,2] 

         Output [1,2,3,4]

Round 2 – Technical Interview

1)     HTTP request and response

2)     HTTP response header

3)     Difference between REST WS and Servlets

4)     Difference between Filter and Servlet

5)     What are Interceptors  and two types of interceptors – Pre Interceptor and Post Interceptor

6)     Association in hibernate -1 to 1 ,1 to many and many to one