Java Programming - 22

LIST OF ATTEMPTED QUESTIONS AND ANSWERS   True/False Question Nested if is less efficient then switch statement. Correct Answer True Your Answer True   Select The Blank Question ________ are stored in hierarchical manner. Correct Answer Packages Your Answer Packages   Select The Blank Question The mechanism by which java frees the memory occupied by unused objects is ________. Correct Answer Garbage Collection Your Answer Garbage Collection   Multiple Choice Single Answer Question When you implement an interface method, it must be declared as :- Correct Answer Public Your Answer Public   Multiple Choice Single Answer Question What are primitive data types? Correct Answer byte, short, int, long Your Answer byte, short, int, long   ...

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Posted in: Java Programming (Set VII)

Java Programming - 21

LIST OF ATTEMPTED QUESTIONS AND ANSWERS   Multiple Choice Single Answer Question Java's which system allows a thread to enter a synhcronized method on an object, and then wait there until some other thread explicitly notifies it to come out :- Correct Answer Messaging Your Answer Run time   Multiple Choice Multiple Answer Question Packages act as containers for :- Correct Answer Classes , Subordinate packages Your Answer Subordinate packages , Classes   True/False Question Threads priorities are not integers that specify the relative priority of one thread to another. Correct Answer False Your Answer False   Multiple Choice Single Answer Question When java program starts up, which thread begins running immediately? Correct Answer Main thread Your...

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Posted in: Java Programming (Set VII)

Java Programming - 20

LIST OF ATTEMPTED QUESTIONS AND ANSWERS   True/False Question Casting occurs commonly between numeric types Correct Answer True Your Answer True   Multiple Choice Multiple Answer Question When might your program wish to run the garbage collector? Correct Answer Before it enters a compute-intense section of code , Before it enters a memory-intense section of code , When it knows there will be some idle time Your Answer When it knows there will be some idle time , Before it enters a memory-intense section of code   Multiple Choice Single Answer Question What are members of the threads class? Correct Answer Method Your Answer Method   True/False Question Boolean data type have only Yes or No value. Correct Answer True Your Answer False   Select...

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Posted in: Java Programming (Set VII)