CS506-Midterm
1 / 50
Which of the following belongs to a category of checked exception?
2 / 50
A serializable class must implement the method(s)............
3 / 50
Which of the following function will be used to register event handler with events generator (button)?
4 / 50
A ___________ defines the way and method of communication between two parties.
5 / 50
Window frame and dialog use ________ as their default layout.
6 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
7 / 50
If we remove String array from main then program____________
8 / 50
Border layout divides the area into _______ regions
9 / 50
Event source can have --------- listeners registered on it.
10 / 50
Which of the following statement object is used to execute stored procedures?
11 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
12 / 50
You can ---------to a network using sockets.
13 / 50
An abstract class --------------- instantiated.
14 / 50
Which of the following stream is a filter stream?
15 / 50
Given a one dimensional array arr, what is the correct way of getting the number of elements in arr
16 / 50
BorderLayout is the default layout manager for a JFrame content pane
17 / 50
Which of the following exception belongs to a category of un-checked exception?
18 / 50
There are _________ types of exceptions in Java
19 / 50
What if the main method is declared as private?
20 / 50
In Java a final class must be sub-classed before it.
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24 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
25 / 50
Which of the following stream read/write data in the form of bytes?
26 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
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28 / 50
In Java an abstract class cannot be sub-classed
29 / 50
Which of the following is true about AWT and SWING components?
30 / 50
Map interface is derived from the Collection interface.
31 / 50
Which of the following is a general purpose container?
32 / 50
Window Listener interface contains _______ methods.
33 / 50
A serializable class must implement the method(s) _________.
34 / 50
A final class can't be extended.
35 / 50
Static methods only access ___
36 / 50
In Java, which of these classes implement the LayoutManager interface?
37 / 50
Which of the following statements is true regarding Vectors with no specified base type?
38 / 50
JPanel and Applet use ________ as their default layout.
39 / 50
When defining a method you must include a ___________ to declare any exception that might be thrown but is not caught in the method.
40 / 50
Java developed in __________
41 / 50
Which of the following is called ' pure abstract class ' ?
42 / 50
Aside from the Scanner class, which of the following classes can be used for text-file file input?
43 / 50
Mouse events can be trapped for ________ GUI component.
44 / 50
____________is/are the JSP Implicit Object(s).
45 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
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47 / 50
Which of the following feature provide facility for multiple inheritances:-
48 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
49 / 50
50 / 50
Which of the following is used for inheritance in java?
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