When do we need to use internal iteration? When do we need to use external iteration?
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Explain the difference between collection api and stream api in java8?
in a constructor what happen if u call super and this in the same class? i know that it is not possible to call both in the same one? if we call what will happen?
difference between byte stream class and character stream class?
Where is const variable stored?
How do you reverse a string in java?
i would like to attend for an interview of datalab technologies company i want to know the pattern of imnterview.
3) Suppose you are a very rich person, having 50 rooms and you have lost the key for one of the room's. How effectively you can find this key? (Qs2 and Qs3 are related)
Does sprintf add a null terminator?
Explain when we should make an instance variable private.
What is the size of int?
How many types of modifiers are there?
What is a flag and how does it work?