CS506-Midterm
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Which of the following is called ' pure abstract class ' ?
2 / 50
Which of the following statement object is used to execute stored procedures?
3 / 50
Which of the following package needs to import while interacting with relational database?
4 / 50
____________is/are the JSP Implicit Object(s).
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Which of the following belongs to a category of checked exception?
6 / 50
Border layout divides the area into _______ regions
7 / 50
Given a one dimensional array arr, what is the correct way of getting the number of elements in arr
8 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
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Which of the following is used for inheritance in java?
10 / 50
In Java an abstract class cannot be sub-classed
11 / 50
Which of the following stream read/write data in the form of bytes?
12 / 50
What if the main method is declared as private?
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A ___________ defines the way and method of communication between two parties.
14 / 50
Java developed in __________
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A serializable class must implement the method(s)............
16 / 50
Event source can have --------- listeners registered on it.
17 / 50
Window frame and dialog use ________ as their default layout.
18 / 50
Mouse events can be trapped for ________ GUI component.
19 / 50
When defining a method you must include a ___________ to declare any exception that might be thrown but is not caught in the method.
20 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
21 / 50
The classes which contain the word _____ are byte oriented streams.
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All the exceptions and errors in java are inherited from _____ class.
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Which of the following is true about AWT and SWING components?
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Which of the following is true about abstract class?
25 / 50
To create DataBaseMetaData object we write following line of code
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Which of the following is a general purpose container?
27 / 50
You can ---------to a network using sockets.
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Which of the following feature provide facility for multiple inheritances:-
29 / 50
The relationship between class and interface is called ________
30 / 50
Which of the following function will be used to register event handler with events generator (button)?
31 / 50
An abstract class ---------------instantiated.
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Exceptions must be handled while handling files otherwise it may lead to _____
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Exceptions must be handled while handling files otherwise it may lead to____?
34 / 50
The code below draws a line. What color is the line? g.setColor(Color.red.green.yellow.red); g.drawLine(0, 0, 100,100);
35 / 50
JPanel and Applet use ________ as their default layout.
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Which of the following stream is a filter stream?
40 / 50
A top level class without any modifier is accessible to
41 / 50
DSN stands for _________
42 / 50
Which of the following statements is true regarding Vectors with no specified base type?
43 / 50
Which of the following are passed as an argument to the paint ( ) method?
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The collections API are defined in ______ package?
48 / 50
If a super class method is protected then overriding method _________
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
There are _________ types of exceptions in Java
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