CS506-Midterm
1 / 50
Window Listener interface contains _______ methods.
2 / 50
BorderLayout is the default layout manager for a JFrame content pane
3 / 50
An expression tag contains a scripting language expression that is evaluated.
4 / 50
Which of the following is used for inheritance in java?
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Which of the following are passed as an argument to the paint () method:
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HahMap takes key as a/an _________
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Java developed in __________
8 / 50
An abstract class --------------- instantiated.
9 / 50
Which of following can be thrown using the throw statement?
10 / 50
Which of the following package needs to be import while handling files?
11 / 50
Which of the following stream read/write data in the form of bytes?
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13 / 50
Which of the following method is used to execute SELECT SQL statements?
14 / 50
Which of the following syntax is used to attach an input stream to console?
15 / 50
CREATE, ALTER, DROP are _________ SQL statements.
16 / 50
You can ---------to a network using sockets.
17 / 50
Which of the following is a general purpose container?
18 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
19 / 50
Socket is a --------------communication channel between hosts.
20 / 50
There are _________ types of exceptions in Java
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Which of the following is called ' pure abstract class ' ?
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A serializable class must implement the method(s) _________.
23 / 50
Which of the following statement object is used to execute stored procedures?
24 / 50
Which of the following belongs to a category of checked exception?
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Exceptions must be handled while handling files otherwise it may lead to _____
26 / 50
You want a class to have access to members of another class in the same package. Which is the most restrictive access that accomplishes this objective?
27 / 50
Event source can have --------- listeners registered on it.
28 / 50
Java program code is compiled into form called
29 / 50
A ___________ defines the way and method of communication between two parties.
30 / 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);
31 / 50
The relationship between class and interface is called ________
32 / 50
If we remove static from main then program __________
33 / 50
A top level class without any modifier is accessible to
34 / 50
What if the static modifier is removed from the signature of the main method?
35 / 50
In Java a final class must be sub-classed before it.
36 / 50
An abstract class ---------------instantiated.
37 / 50
A collection can store..........
38 / 50
Which of the following function will be used to register event handler with events generator (button)?
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JavaBeans are?
43 / 50
Which of the following stream is a filter stream?
44 / 50
To create DataBaseMetaData object we write following line of code
45 / 50
Overloading is _______ whereas overriding is _____
46 / 50
If we remove String array from main then program____________
47 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
48 / 50
Based on functionality, the streams can be categorized as________
49 / 50
Border layout divides the area into _______ regions
50 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
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