Dell Java Interview Questions and Answers

Company Name :  Dell 

Interview Questions:

  1. Explain Java oop's concepts? View Answer
  2. What is Serialization ? View Answers
  3. What is a Thread?                                                                       Ans: Thread is a flow of control within a program. A thread is similar to the more familiar notion of a process, except that multiple threads within the same application share much of the same state--in particular, they run in the same address space.
  4. Difference between generic servlets and http servlet ?
  5. Difference between get and post methods ?
  6. In hibernate how to persist the data View Answer
  7. Explain JDBC steps ?
  8. What is the use of interface ?
  9. What is check in check out ?
  10. What is a repository?
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