When will we use them?
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What is JDBC Driver interface?How can you retrieve data from the ResultSet
There are two classes named classa and classb. Both classes are in the same package. Can a private member of classa can be accessed by an object of classb?
What is “try and catch” in java
I want my class to be developed in such a way that no other class (even derived class) can create its objects. Define how can I do so?
What is a instance variable in java?
What is the use of singleton?
What is an abstract class?
If there are two notepad opened and working on it . is this a process or thread? computer based Live Example to differentiate between Thread , Process , and Multi tasking ?
What is high level language in computer?
What is string in java is it a data type?
Do you know thread pools?
is it possible to instantiate the math class?