What is string length in java?
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What is java virtual machine? Explain
What do you mean by boolean?
What is the difference between synchronized and synchronized block?
What is thread safe singleton?
in a constructor what happen if u call super and this in the same class? i know that it is not possible to call both in the same one? if we call what will happen?
What is the difference between a local variable and an instance variable?
Can we use synchronized block for primitives?
What is runtime polymorphism or dynamic method dispatch?
What is a variable declaration?
What are the six ways to use this keyword?
What are the important features of Java 11 release?
To what value is a variable of the Boolean type automatically initialized?