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|Interview Questions and Answers|
|Ans. Arrays provide a structure wherein multiple values can be accessed using single reference and index. This helps in iterating over the values using loops.|
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|What are the advantages and disadvantages of static variables and static methods ?|
|Can we declare static variables as transient ?|
| Which of the following can be marked static ?|
a. Methods , Variables and Initialization Blocks.
b. Methods , Variables , Initialization Blocks and Outer Classes and nested Classes.
c. Methods , Variables , Initialization Blocks and Outer Classes.
d. Methods , Variables , Initialization Blocks and nested Classes
|Can we access instance variables within static methods ?|
|When are static variables loaded in memory ?|
|Can we serialize static variables ?|
|Which memory areas does instance and static variables use ?|
|What are the disadvantages of using arrays ?|
| Why are Getter and Setter better than directly changing and retrieving fields ?|
What is the significance of variable hiding in Java ?
Why it's preferred to keep variables private and allow their access through getter and setter methods ?
|What are different types of variables a class can have ?|