How many types of thread in java? give the name
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What is a boolean in java?
How to convert string to int in java?
What is the simpletimezone class in java programming?
How static variable work in java?
Can singleton class be inherited in java?
difference between String a; and String a=new String();? y do v need to assign memory to the variable?
How can we make string upper case or lower case?
Differentiate between run time error and syntax error.
What do you know about the garbage collector?
Write a program to print 15 random numbers using foreach of java 8?
What is the difference between variable declaration and variable initialization?
define the terminology association.