Explain the importance of import keyword in java?
what is the main differene between synchronize() method and Synchronize{}block?
Is array dynamic in java?
What is type inference in java8?
Write a program to find the whether a number is an Armstrong number or not?
Why is a constant variable important?
What is difference between path and classpath in java?
What is the differnence between String Buffer and String builder despite having knowledge that String builder is faster than String Buffer and last one is threadsafe.please tell another important difference.
waht happens when a return type ,even void is specified for a constructor?
what is an objects lock and which objects have locks? : Java thread
Can we access instance variables within static methods ?
What is the difference between method and means?
As a developer what steps do you take to improve the performance?