What is lambda in java?
What are the difference between string, string builder, and string buffer in java?
What are some examples of variable costs?
What is singleton class example?
What are wrapped classes?
Mention a package that is used for linked list class in java.
What is methodological framework?
What are the differences between stringbuffer and stringbuilder?
What is immutable state?
what is thread? What are the high-level thread states? : Java thread
What are some alternatives to inheritance?
What is the major drawback of internal iteration over external iteration?
Can you change array size in java?