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Java | JSP | JSF
An HTML file starts with and ends with . How to write a short java program that reads a file and checks whether that is true.
Java | JSP | JSF
18. What is the output of the following code sequence?
// b4 is a B object reference
System.out.println( b4.foo3( ) );
// b4 is a B object reference
System.out.println( b4.foo3( ) );
Java | JSP | JSF
15. What is the output of the following code sequence?
B b1 = new B( );
B b1 = new B( );
Java | JSP | JSF
is this method abstract or not?
public void myMethod( )
{
}
public void myMethod( )
{
}
Java | JSP | JSF
9.Where should the following statement be located in the body of a subclass constructor?
super( );
super( );
Java | JSP | JSF
8-10. When a class overrides a method, what Java keyword is used to call the method inherited from the superclass?
inherited super
class or methodName
inherited super
class or methodName
Java | JSP | JSF
In Java, multiple inheritance is implemented using the concept of
an interface
an or abstract class or a private class
an interface
an or abstract class or a private class
Java | JSP | JSF
54. Where is the error in this code sequence? (This code compiles and runs, but outputs garbage.)
int [ ] [ ] a = { { 3, 26, 48 }, {5, 2, 9 } };
System.out.println( "The array elements are " + a );
int [ ] [ ] a = { { 3, 26, 48 }, {5, 2, 9 } };
System.out.println( "The array elements are " + a );
Java | JSP | JSF
21-9. What is the output of this code sequence?
for (int i = 0; i < cities.length; i++ )
{
for ( int j = 0; j < cities[i].length; j++ )
System.out.print( cities[i][j] + "\t" );
System.out.println( );
}
for (int i = 0; i < cities.length; i++ )
{
for ( int j = 0; j < cities[i].length; j++ )
System.out.print( cities[i][j] + "\t" );
System.out.println( );
}
Java | JSP | JSF
17-9. What are the row and column indexes of Chicago in the array cities?
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#340153 on Dec 2023
#340153 on Dec 2023