CS506 Midterm Online Quiz

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CS506-Midterm

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ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.

2 / 50

A top level class may have only the following access modifier.

3 / 50

There are _________ types of exceptions in Java

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Which of the following is used for inheritance in java?

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Event source can have --------- listeners registered on it.

6 / 50

Socket is a --------------communication channel between hosts.

7 / 50

Which of the following is true about AWT and SWING components?

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Which of the following is true about abstract class?

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Which of the following package needs to import while interacting with relational database?

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If a super class method is protected then overriding method _________

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In Java garbage collection is done by_______________

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The relationship between class and interface is called ________

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Which of the following is called ' pure abstract class ' ?

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You want a class to have access to members of another class in the same package. Which is the most restrictive access that accomplishes this objective?

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Which of the following feature provide facility for multiple inheritances:-

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Exceptions must be handled while handling files otherwise it may lead to _____

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A top level class without any modifier is accessible to

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Which of the following statement object is used to execute stored procedures?

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Which of the following function will be used to register event handler with events generator (button)?

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If we remove static from main then program __________

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Border layout divides the area into _______ regions

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In Java an abstract class cannot be sub-classed

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The code below draws a line. What color is the line? g.setColor(Color.red.green.yellow.red); g.drawLine(0, 0, 100,100);

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The relationship between class and interface is called ________

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You can ---------to a network using sockets.

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Aside from the Scanner class, which of the following classes can be used for text-file file input?

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____________is/are the JSP Implicit Object(s).

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Aside from the Scanner class, which of the following class/es can be used for text file file input

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An abstract class ---------------instantiated.

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Which of these are valid declarations for the main method?

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Window Listener interface contains _______ methods.

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Which of the following exception belongs to a category of un-checked exception?

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In Java an abstract class cannot be sub-classed

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In Java, which of these classes implement the LayoutManager interface?

35 / 50

BorderLayout is the default layout manager for a JFrame content pane

36 / 50

Which of the following function will be used to register event handler with events generator (button)?

37 / 50

If a super class method is protected then overriding method _________

38 / 50

Exceptions must be handled while handling files otherwise it may lead to _____

39 / 50

An abstract class --------------- instantiated.

40 / 50

A serializable class must implement the method(s)............

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Which of following can be thrown using the throw statement?

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Which of the following methods are invoked by the AWT to support paint and repaint operations?

43 / 50

An expression tag contains a scripting language expression that is evaluated.

44 / 50

____________is/are the JSP Implicit Object(s).

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A top level class may have only the following access modifier.

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Which of the following are passed as an argument to the paint ( ) method?

47 / 50

Java developed in __________

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Overloading is _______ whereas overriding is _____

49 / 50

Java program code is compiled into form called

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HahMap takes key as a/an _________

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