What is type safety in java?
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what is overloading and overriding with example?
What is a char in java?
What is a generic code?
What is meant by null and void?
How many types of modifiers are there?
Why do we use variables?
What is a J2EE component? List out all the component?
Difference between Map & Hashmap
What is the difference between a field variable and a local variable?
When you say String is immutable, what do you mean by that? Say I have String s = "Ness" s= s+"Technologies"; What will happen? If the value gets appended, then what is the meaning of immutable here?
Define interface?
Difference between String & StringBuffer
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