In this video of code decode, you will learn Java Interview Questions and Answers in Java which is important in Java Interview Questions and Answers in Telephonic Interview

• 00:22 What is the difference between ArrayList and LinkedList ?
• 01:26 What is Lazy Initialization in Hibernate ?
• 02:50 Difference between first level and second level cache in hibernate
• 04:00 Difference between HashMap and Hashtable?
• 05:32 Describe, in general, how java’s garbage collector works ?
• 08:15 What is Serialization ? Why do we need it ?
• 09:09 What is Dependency Injection or IOC ( Inversion of Control ) ?
• 10:17 What is Weakhashmap ?
• 12:20 What are functional interfaces ?
• 13:44 If synchronized map is there why concurrent hash map was introduced

#java #interview-questions