CS506-Midterm
1 / 50
A top level class without any modifier is accessible to
2 / 50
JPanel and Applet use ________ as their default layout.
3 / 50
Which of the following statement object is used to execute stored procedures?
4 / 50
The relationship between class and interface is called ________
5 / 50
In Java an abstract class cannot be sub-classed
6 / 50
In Java a final class must be sub-classed before it.
7 / 50
There are _________ types of exceptions in Java
8 / 50
CREATE, ALTER, DROP are _________ SQL statements.
9 / 50
Java developed in __________
10 / 50
The collections API are defined in ______ package?
11 / 50
Border layout divides the area into _______ regions
12 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
13 / 50
A serializable class must implement the method(s) _________.
14 / 50
Window Listener interface contains _______ methods.
15 / 50
Which of the following stream read/write data in the form of bytes?
16 / 50
Socket is a --------------communication channel between hosts.
17 / 50
DSN stands for _________
18 / 50
What if the main method is declared as private?
19 / 50
Event source can have --------- listeners registered on it.
20 / 50
If we remove static from main then program __________
21 / 50
Which of the following is used for inheritance in java?
22 / 50
All the exceptions and errors in java are inherited from _____ class.
23 / 50
A ___________ defines the way and method of communication between two parties.
24 / 50
25 / 50
Which of the following is called ' pure abstract class ' ?
26 / 50
Which of the following stream is a filter stream?
27 / 50
Which of the following belongs to a category of checked exception?
28 / 50
In Java, which of these classes implement the LayoutManager interface?
29 / 50
Java program code is compiled into form called
30 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
31 / 50
Which of following can be thrown using the throw statement?
32 / 50
Which of the following function will be used to register event handler with events generator (button)?
33 / 50
Static methods only access ___
34 / 50
____________is/are the JSP Implicit Object(s).
35 / 50
Which of the following are passed as an argument to the paint () method:
36 / 50
The classes which contain the word _____ are byte oriented streams.
37 / 50
If a super class method is protected then overriding method _________
38 / 50
You can ---------to a network using sockets.
39 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
40 / 50
Window frame and dialog use ________ as their default layout.
41 / 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);
42 / 50
43 / 50
To create DataBaseMetaData object we write following line of code
44 / 50
Which of the following is true about abstract class?
45 / 50
46 / 50
Which of the following feature provide facility for multiple inheritances:-
47 / 50
48 / 50
Which of the following method is used to execute SELECT SQL statements?
49 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
50 / 50
HahMap takes key as a/an _________
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