Name few "optional" classes introduced with java 8 ?
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Can we define private and protected modifiers for variables in interfaces?
Differentiate between class and structure.
hoe can u call a constructor of a private classs to other inherited claa??
Question 6 [9] 6.1 In what situations (in general) would you use a TreeMap? (3) 6.2 In what situations (in general) would you use a HashSet to store a collection of values?
What are the differences between string and stringbuffer?
What are Inner classes?
Difference between ‘is-a’ and ‘has-a’ relationship in java?
What is implicit object in java?
Explain the transient field modifier?
What is the purpose of a transient variable?
What are File and RandomAccessFile classes?
What is the difference between math floor and math round?