Java Questions Set 92:
We can pass ______ number of arguments to main().
Solution:
Which of these keywords is used to generate an exception explicitly?
Solution:
Which of these classes extends the InputStream class?
Solution:
Which class is used for input and output operation when working with bytes?
Solution:
What exception is thrown by the parseInt() method?
Solution:
Which of these methods returns the smallest whole number greater than or equal to a given variable X?
Solution:
Which three are valid declarations of a float?
- float f1 = -343;
- float f2 = 3.14;
- float f3 = 0x12345;
- float f4 = 42e7;
- float f5 = 2001.0D;
- float f6 = 2.81F
Solution:
What will be the output of the following Java code?
class MultithreadedProgramming
{
public static void main(String[] args)
{
Thread t = Thread.currentThread();
t.setName("New Thread");
System.out.println(t);
}
}
Solution:
What will be the output of the following Java program?
import java.lang.System;
class Output
{
public static void main(String args[])
{
byte a[] = { 65, 66, 67, 68, 69, 70 };
byte b[] = { 71, 72, 73, 74, 75, 76 };
System.arraycopy(a, 0, b, 0, a.length);
System.out.print(new String(a) + " " + new String(b));
}
}
Solution:
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