Java Interview experience with XATON (Mobiquity Now)

Company: Mobiquity Inc.

Interview Time: Mar 2013

  1. Tell about your projects on which you are working.
  2. Thread
    • What’s your scenario for thread
    • Know about multithread.
    • If you are using for http request than why ? because servlet is create thread on
    • How inter thread communication is done
    • Wait(), sleep(), yield(), notify(), notifyall().
  3. Collection
    • Collection used your project
    • Which is faster among Set and List.
    • Suppose i have 100 object in list and want to devide in 4 part so each have 25
  4. OOPs
    • Principles of oops.
    • Abstraction.
    • Inheritance.
    • Difference between abstract class and interface.
    • Case : suppose have two different methods in two different abstract classes and
    • Case : if you have to create framework than what you prefer to use : Abstract Class
  5. Exception
    • About exception
    • Is Outofmemory is Error or Exception ?
    • You can catch OutOfMemory Exception ? if yes than how
  6. Servlet
    • Why load-on-startup used ?
    • If i put -20 for servlet1 and 1 for servlet2 than what happened?
    • Is load-on-startup allow to place negative value ?
  7. Hibernate
    • What is hibernate?
    • Why we use ?
    • Case : suppose i an using mysql query and hibernate than which is faster ?
  8. Rest
    • Why we use ?
  9. General
    • What is minimum requirement to run java on pager or embedded devices.