CS506-Midterm
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If a super class method is protected then overriding method _________
2 / 50
Mouse events can be trapped for ________ GUI component.
3 / 50
Which of the following is used for inheritance in java?
4 / 50
An expression tag contains a scripting language expression that is evaluated.
5 / 50
Aside from the Scanner class, which of the following classes can be used for text-file file input?
6 / 50
____________is/are the JSP Implicit Object(s).
7 / 50
Which of the following syntax is used to attach an input stream to console?
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You can ---------to a network using sockets.
9 / 50
To create DataBaseMetaData object we write following line of code
10 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
11 / 50
Which of the following function will be used to register event handler with events generator (button)?
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Event source can have --------- listeners registered on it.
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Given a one dimensional array arr, what is the correct way of getting the number of elements in arr
14 / 50
JavaBeans are?
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An abstract class --------------- instantiated.
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17 / 50
In Java, which of these classes implement the LayoutManager interface?
18 / 50
CREATE, ALTER, DROP are _________ SQL statements.
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Window Listener interface contains _______ methods.
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The relationship between class and interface is called ________
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22 / 50
Which of the following package needs to be import while handling files?
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What if the main method is declared as private?
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What if the static modifier is removed from the signature of the main method?
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The classes which contain the word _____ are byte oriented streams.
26 / 50
A top level class may have only the following access modifier.
27 / 50
A ___________ defines the way and method of communication between two parties.
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29 / 50
Exceptions must be handled while handling files otherwise it may lead to____?
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Which of following can be thrown using the throw statement?
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There are _________ types of exceptions in Java
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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?
35 / 50
Which of the following is true about AWT and SWING components?
36 / 50
Which of the following statement object is used to execute stored procedures?
37 / 50
Which of the following exception belongs to a category of un-checked exception?
38 / 50
Window frame and dialog use ________ as their default layout.
39 / 50
Socket is a --------------communication channel between hosts.
40 / 50
Which of the following feature provide facility for multiple inheritances:-
41 / 50
Which of the following belongs to a category of checked exception?
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43 / 50
When defining a method you must include a ___________ to declare any exception that might be thrown but is not caught in the method.
44 / 50
Which of the following are passed as an argument to the paint ( ) method?
45 / 50
A serializable class must implement the method(s)............
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JPanel and Applet use ________ as their default layout.
49 / 50
When recursive method is called to solve a problem, the method actually is capable of solving only the simpler case(s), or base case(s).
50 / 50
Which of the following is true about abstract class?
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