What does .equals do in java?
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What are thread priorities and importance of thread priorities in java?
What is static block?
What is the difference between serializable and externalizable interface?
What is stored procedure. How do you create stored procedure ?
What is final method in java?
How do you generate random numbers in java?
1.IN CASE OF DYNAMIC METHOD DISPATCH WHY WE USE REFERENCE VARIABLE,WE CAN USE THE DIFFERENT DEFINED OBJECT DIRECTLY TO ACCESS THE DATA MEMBER AND MEMBER FUNCTION OF THAT RESPECTIVE CLASS?WHAT IS THE MAIN FUNCTION OF "REFERENCE VARIABLE" HERE?
What are triggers in DB? Explain their types. How do they work?
What is the difference between @before and @beforeclass annotation?
What are aggregate functions explain with examples?
Explain the difference between Unicast and Multicast objects?
Why vector class is used?