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Java concepts and its programming — Test 2

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Question 1
What is meaning of jar ?
Question 2
Hot java is_______________?
Question 3
In Java, the word true is ___________________?
Question 4
Converting a primitive type data into its corresponding wrapper class object instance is called ________________?
Question 5
In java, gc() method is available in which package ?
Question 6
Which method can’t be overidden ?
Question 7
In Java byte, short, int and long all of these are ____________?
Question 8
Suspend thread can be revived by using ?
Question 9
Minimum threads in a program are________________?
Question 10
Which driver is called as thin-driver in JDBC ?