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

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

View solution

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

View solution

Q. Which of these methods initiates garbage collection?

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

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

View solution

Q. Which of these class is used to read and write bytes in a file?

View solution

Q. Which of these method of InputStream is used to read integer representation of next available byte input?

View solution

Q. Which of these data type is returned by every method of OutputStream?

View solution