Un-Answered Questions { Core Java }
What is a package in java? List down various advantages of packages.
What is the difference between a local variable and an instance variable?
Define a java class.
Why pointers are not used in java?
List down the methods and interfaces of collection class in java.
What is multiple inheritance? Is it supported by java?
What is collection class in java?
Differentiate between the constructors and methods in java?
What are the main concepts of oops in java?
Why java strings are immutable in nature?
Is there a case when finally will not execute?
What purpose do the keywords final, finally, and finalize fulfill?
What are the different types of garbage collectors in java?
What is a finally block?
What are the two ways to create a thread?
