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⇨ What is JAVA?
⇨ What are the features in JAVA?
⇨ How does Java enable high performance?
⇨ What are the Java IDE's?
⇨ What do you mean by Constructor?
⇨ What is meant by Local variable and Instance variable?
⇨ What is a Class?
⇨ What is an Object?
⇨ What are the Oops concepts?
⇨ What is Inheritance?
⇨ What is Encapsulation?
⇨ What is Polymorphism?
⇨ What is meant by Method Overriding?
⇨ What is meant by Overloading?
⇨ What is meant by Interface?
⇨ What is meant by Abstract class?
⇨ Difference between Array and Array List.
⇨ Difference between String, String Builder, and String Buffer.
⇨ Explain about Public and Private access specifiers.
⇨ Difference between Default and Protected access specifiers.
⇨ Difference between HashMap and HashTable.
⇨ Difference between Abstract class and Interface.
⇨ What is mean by Collections in Java?
⇨ What are all the Classes and Interfaces that are available in the collections?
⇨ What is meant by Ordered and Sorted in collections?
⇨ Explain about the different lists available in the collection.
⇨ Explain about Set and their types in a collection?
⇨ Explain about Map and their types.
⇨ Explain the Priority ueue.
⇨ What is mean by Exception?
⇨ What are the types of Exceptions?
⇨ What are the different ways to handle exceptions?
⇨ What are the Advantages of Exception handling?
⇨ What are Exception handling keywords in Java?
⇨ Explain about Exception Propagation.
⇨ What is the final keyword in Java?
⇨ What is a Thread?
⇨ How do you make a thread in Java?
⇨ Explain about join () method.