CS506-Midterm
1 / 50
In Java, which of these classes implement the LayoutManager interface?
2 / 50
Which of the following stream is a filter stream?
3 / 50
If a super class method is protected then overriding method _________
4 / 50
Java developed in __________
5 / 50
There are _________ types of exceptions in Java
6 / 50
Which of these are valid declarations for the main method?
7 / 50
Which of the following statement object is used to execute stored procedures?
8 / 50
The relationship between class and interface is called ________
9 / 50
In Java a final class must be sub-classed before it.
10 / 50
The classes which contain the word _____ are byte oriented streams.
11 / 50
In Java garbage collection is done by_______________
12 / 50
Which of the following is called ' pure abstract class ' ?
13 / 50
Which of the following method is used to execute SELECT SQL statements?
14 / 50
Exceptions must be handled while handling files otherwise it may lead to____?
15 / 50
Which of the following package needs to import while interacting with relational database?
16 / 50
Border layout divides the area into _______ regions
17 / 50
Socket is a --------------communication channel between hosts.
18 / 50
Which of following can be thrown using the throw statement?
19 / 50
CREATE, ALTER, DROP are _________ SQL statements.
20 / 50
Which of the following package needs to be import while handling files?
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Which of the following is used for inheritance in java?
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An abstract class ---------------instantiated.
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Overloading is _______ whereas overriding is _____
24 / 50
Mouse events can be trapped for ________ GUI component.
25 / 50
You can ---------to a network using sockets.
26 / 50
Given a one dimensional array arr, what is the correct way of getting the number of elements in arr
27 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
28 / 50
An expression tag contains a scripting language expression that is evaluated.
29 / 50
What if the main method is declared as private?
30 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
31 / 50
DSN stands for _________
32 / 50
Which of the following is true about abstract class?
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35 / 50
Aside from the Scanner class, which of the following classes can be used for text-file file input?
36 / 50
____________is/are the JSP Implicit Object(s).
37 / 50
Which of the following function will be used to register event handler with events generator (button)?
38 / 50
The collections API are defined in ______ package?
39 / 50
An abstract class --------------- instantiated.
40 / 50
A ___________ defines the way and method of communication between two parties.
41 / 50
To create DataBaseMetaData object we write following line of code
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43 / 50
What if the static modifier is removed from the signature of the main method?
44 / 50
Which of the following belongs to a category of checked exception?
45 / 50
When defining a method you must include a ___________ to declare any exception that might be thrown but is not caught in the method.
46 / 50
A ................defines the way and method of communication between two parties
47 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
48 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
49 / 50
Which of the following is a general purpose container?
50 / 50
Which of the following stream read/write data in the form of bytes?
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