CS506-Midterm
1 / 50
Java developed in __________
2 / 50
Which of the following exception belongs to a category of un-checked exception?
3 / 50
The relationship between class and interface is called ________
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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?
5 / 50
In Java an abstract class cannot be sub-classed
6 / 50
Which of the following is true about AWT and SWING components?
7 / 50
Which of the following is true about abstract class?
8 / 50
Which of the following function will be used to register event handler with events generator (button)?
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10 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
11 / 50
Which of the following method is used to execute SELECT SQL statements?
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Which of the following package needs to be import while handling files?
13 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
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____________is/are the JSP Implicit Object(s).
15 / 50
In Java garbage collection is done by_______________
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What if the main method is declared as private?
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A ___________ defines the way and method of communication between two parties.
18 / 50
When defining a method you must include a ___________ to declare any exception that might be thrown but is not caught in the method.
19 / 50
Which of the following syntax is used to attach an input stream to console?
20 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
21 / 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).
22 / 50
Which of following can be thrown using the throw statement?
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Which of the following stream is a filter stream?
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The collections API are defined in ______ package?
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The classes which contain the word _____ are byte oriented streams.
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JavaBeans are?
27 / 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);
28 / 50
If a super class method is protected then overriding method _________
29 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
30 / 50
Which of the following is called ' pure abstract class ' ?
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32 / 50
CREATE, ALTER, DROP are _________ SQL statements.
33 / 50
If we remove String array from main then program____________
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35 / 50
Exceptions must be handled while handling files otherwise it may lead to____?
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If we remove static from main then program __________
37 / 50
Which of the following is a general purpose container?
38 / 50
BorderLayout is the default layout manager for a JFrame content pane
39 / 50
Aside from the Scanner class, which of the following classes can be used for text-file file input?
40 / 50
A top level class without any modifier is accessible to
41 / 50
Mouse events can be trapped for ________ GUI component.
42 / 50
Which of the following belongs to a category of checked exception?
43 / 50
Socket is a --------------communication channel between hosts.
44 / 50
There are _________ types of exceptions in Java
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A final class can't be extended.
46 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
47 / 50
JPanel and Applet use ________ as their default layout.
48 / 50
All the exceptions and errors in java are inherited from _____ class.
49 / 50
A serializable class must implement the method(s)............
50 / 50
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