Q. Which of these method is a rounding function of Math class?

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Q. Which of these class contains only floating point functions?

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Q. Which of these class encapsulate the runtime state of an object or an interface?

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Q. What is the value of “d” after this line of code has been executed?

double d = Math.round ( 2.5 + Math.random() );

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Q. Which of these exceptions is thrown by methods of System class?

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Q. Which of these methods initiates garbage collection?

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Q. Which of these methods loads the specified dynamic library?

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Q. Which of these method can set the out stream to OutputStream?

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Q. Which of these values are returns under the case of normal termination of a program?

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Q. Which of these is a super class of wrappers Double and Float?

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Q. Which of the following methods return the value as a double?

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Q. Which of these methods can be used to check whether the given value is a number or not?

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Q. Which of these method of Double wrapper can be used to check whether a given value is infinite or not?

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Q. Which of these exceptions is thrown by compareTo() method defined in a double wrapper?

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Q. Which of these packages contain classes and interfaces used for input & output operations of a program?

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Q. Which of these class is not a member class of java.io package?

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Q. Which of these interface is not a member of java.io package?

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Q. Which of these class is not related to input and output stream in terms of functioning?

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Q. Which of these is specified by a File object?

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Q. Which of these is method for testing whether the specified element is a file or a directory?

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