Why is stringbuffer not immutable?
Why java Don't Support Multiple interitence
What is oop in java?
What is time complexity java?
How do you remove spaces in java?
What are different types of constants?
Which characters are allowed to use as the second character of an identifier, and which characters are not allowed?
what is use of session tracking ?with example?
How do you compare two strings lexicographically?
What is parameter tag and what is its use?
What are types of Java applications?
Define jre i.e. Java runtime environment?
What are java threads?