591. What is meaning of jar ?
A. java array
B. java architecture
C. java archived
D. none of these

592. Hot java is_______________?
A. Web browser
B. Java environment
C. System software
D. IDE

593. In Java, the word true is ___________________?
A. A Boolean literal
B. A Java keyword
C. Same as value 0
D. Same as value 1

594. Converting a primitive type data into its corresponding wrapper class object instance is called ________________?
A. boxing
B. wrapping
C. autoboxing
D. instantiation

595. In java, gc() method is available in which package ?
A. java.io package
B. java.lang package
C. java.awt package
D. java.util package

596. Which method can’t be overidden ?
A. println
B. final
C. super
D. static

597. In Java byte, short, int and long all of these are ____________?
A. signed
B. unsigned
C. Both of the above
D. None of these

598. Suspend thread can be revived by using ?
A. yield() method
B. Suspend() method
C. start() method
D. resume() method

599. Minimum threads in a program are________________?
A. 0
B. 1
C. 2
D. 3

600. Which driver is called as thin-driver in JDBC ?
A. Type-1 driver
B. Type-2 driver
C. Type-3 driver
D. Type-4 driver

NOTE
IF YOU THINK ANY OF THE MCQ ABOVE IS WRONG.
PLEASE COMMENT WITH CORRECT ANSWER AND ITS DETAIL EXPLANATION IN COMMENT BOX.
THANK YOU

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