CS506-Midterm
1 / 50
Border layout divides the area into _______ regions
2 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
3 / 50
Which of the following statement object is used to execute stored procedures?
4 / 50
A top level class without any modifier is accessible to
5 / 50
There are _________ types of exceptions in Java
6 / 50
If we remove String array from main then program____________
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Which of the following is called ' pure abstract class ' ?
8 / 50
The relationship between class and interface is called ________
9 / 50
If a super class method is protected then overriding method _________
10 / 50
In Java a final class must be sub-classed before it.
11 / 50
Which of the following function will be used to register event handler with events generator (button)?
12 / 50
An abstract class --------------- instantiated.
13 / 50
Which of the following belongs to a category of checked exception?
14 / 50
Window Listener interface contains _______ methods.
15 / 50
To create DataBaseMetaData object we write following line of code
16 / 50
Window frame and dialog use ________ as their default layout.
17 / 50
Java developed in __________
18 / 50
HahMap takes key as a/an _________
19 / 50
What if the static modifier is removed from the signature of the main method?
20 / 50
Which of the following package needs to import while interacting with relational database?
21 / 50
Which of the following is true about abstract class?
22 / 50
The classes which contain the word _____ are byte oriented streams.
23 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
24 / 50
25 / 50
All the exceptions and errors in java are inherited from _____ class.
26 / 50
Which of these are valid declarations for the main method?
27 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
28 / 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);
29 / 50
30 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
31 / 50
32 / 50
Which of the following is true about AWT and SWING components?
33 / 50
Map interface is derived from the Collection interface.
34 / 50
An abstract class ---------------instantiated.
35 / 50
36 / 50
Which of the following are passed as an argument to the paint () method:
37 / 50
BorderLayout is the default layout manager for a JFrame content pane
38 / 50
Which of the following feature provide facility for multiple inheritances:-
39 / 50
JavaBeans are?
40 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
41 / 50
42 / 50
Which of the following exception belongs to a category of un-checked exception?
43 / 50
Socket is a --------------communication channel between hosts.
44 / 50
Java program code is compiled into form called
45 / 50
You can ---------to a network using sockets.
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47 / 50
What if the main method is declared as private?
48 / 50
DSN stands for _________
49 / 50
A ................defines the way and method of communication between two parties
50 / 50
The collections API are defined in ______ package?
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