Can you make a constructor final?
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What is the difference between Object and Instance?
What are abstract methods in java?
7) Suppose there is Student class like class student { int age; string name; } We want to store these objects in a HashMap. Do we need to override any methods in Student class? If any which ones and why? what if i just override equals or just hashcode? what will be the results in both the cases?
What is a arraylist in java?
Difference between comparator and comparable in java?
What is deserialization?
what should do when using multiple catch() block & what should never do for the same?
v-model life cycle
What is supplier in java?
What if static is removed from main method?
What is jdbc api?
How do you format in java?