CS506-Midterm
1 / 50
Mouse events can be trapped for ________ GUI component.
2 / 50
Which of the following package needs to import while interacting with relational database?
3 / 50
There are _________ types of exceptions in Java
4 / 50
Window Listener interface contains _______ methods.
5 / 50
To create DataBaseMetaData object we write following line of code
6 / 50
You can ---------to a network using sockets.
7 / 50
A serializable class must implement the method(s)............
8 / 50
An expression tag contains a scripting language expression that is evaluated.
9 / 50
Exceptions must be handled while handling files otherwise it may lead to____?
10 / 50
Which of the following function will be used to register event handler with events generator (button)?
11 / 50
Given a one dimensional array arr, what is the correct way of getting the number of elements in arr
12 / 50
A ................defines the way and method of communication between two parties
13 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
14 / 50
Which of the following is true about AWT and SWING components?
15 / 50
In Java an abstract class cannot be sub-classed
16 / 50
If a super class method is protected then overriding method _________
17 / 50
A ___________ defines the way and method of communication between two parties.
18 / 50
Which of the following is a general purpose container?
19 / 50
Which of the following feature provide facility for multiple inheritances:-
20 / 50
JPanel and Applet use ________ as their default layout.
21 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
22 / 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).
23 / 50
DSN stands for _________
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The collections API are defined in ______ package?
25 / 50
If we remove String array from main then program____________
26 / 50
A final class can't be extended.
27 / 50
____________is/are the JSP Implicit Object(s).
28 / 50
Which of the following is called ' pure abstract class ' ?
29 / 50
Which of the following stream read/write data in the form of bytes?
30 / 50
Which of the following stream is a filter stream?
31 / 50
An abstract class --------------- instantiated.
32 / 50
Border layout divides the area into _______ regions
33 / 50
When defining a method you must include a ___________ to declare any exception that might be thrown but is not caught in the method.
34 / 50
35 / 50
A top level class may have only the following access modifier.
36 / 50
Which of the following is true about abstract class?
37 / 50
What if the main method is declared as private?
38 / 50
39 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
40 / 50
Which of the following exception belongs to a category of un-checked exception?
41 / 50
In Java garbage collection is done by_______________
42 / 50
Event source can have --------- listeners registered on it.
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44 / 50
Socket is a --------------communication channel between hosts.
45 / 50
Java developed in __________
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The relationship between class and interface is called ________
47 / 50
Which of the following statements is true regarding Vectors with no specified base type?
48 / 50
49 / 50
50 / 50
The classes which contain the word _____ are byte oriented streams.
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