CS506-Midterm
1 / 50
____________is/are the JSP Implicit Object(s).
2 / 50
Which of following can be thrown using the throw statement?
3 / 50
DSN stands for _________
4 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
5 / 50
Which of the following feature provide facility for multiple inheritances:-
6 / 50
Static methods only access ___
7 / 50
In Java garbage collection is done by_______________
8 / 50
Socket is a --------------communication channel between hosts.
9 / 50
10 / 50
There are _________ types of exceptions in Java
11 / 50
Which of the following is used for inheritance in java?
12 / 50
In Java a final class must be sub-classed before it.
13 / 50
You can ---------to a network using sockets.
14 / 50
The relationship between class and interface is called ________
15 / 50
Event source can have --------- listeners registered on it.
16 / 50
Which of the following function will be used to register event handler with events generator (button)?
17 / 50
Exceptions must be handled while handling files otherwise it may lead to____?
18 / 50
An abstract class ---------------instantiated.
19 / 50
A top level class may have only the following access modifier.
20 / 50
Which of these are valid declarations for the main method?
21 / 50
If a super class method is protected then overriding method _________
22 / 50
HahMap takes key as a/an _________
23 / 50
A top level class without any modifier is accessible to
24 / 50
If we remove static from main then program __________
25 / 50
Window frame and dialog use ________ as their default layout.
26 / 50
Which of the following exception belongs to a category of un-checked exception?
27 / 50
An expression tag contains a scripting language expression that is evaluated.
28 / 50
When defining a method you must include a ___________ to declare any exception that might be thrown but is not caught in the method.
29 / 50
In Java an abstract class cannot be sub-classed
30 / 50
Aside from the Scanner class, which of the following classes can be used for text-file file input?
31 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
32 / 50
CREATE, ALTER, DROP are _________ SQL statements.
33 / 50
34 / 50
Which of the following syntax is used to attach an input stream to console?
35 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
36 / 50
Which of the following stream read/write data in the form of bytes?
37 / 50
Which of the following method is used to execute SELECT SQL statements?
38 / 50
Which of the following statements is true regarding Vectors with no specified base type?
39 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
40 / 50
An abstract class --------------- instantiated.
41 / 50
Which of the following stream is a filter stream?
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JavaBeans are?
45 / 50
Which of the following is called ' pure abstract class ' ?
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Which of the following is true about AWT and SWING components?
47 / 50
Which of the following is true about abstract class?
48 / 50
49 / 50
A ___________ defines the way and method of communication between two parties.
50 / 50
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