CS506-Midterm
1 / 50
The classes which contain the word _____ are byte oriented streams.
2 / 50
Window frame and dialog use ________ as their default layout.
3 / 50
What if the static modifier is removed from the signature of the main method?
4 / 50
A serializable class must implement the method(s) _________.
5 / 50
Border layout divides the area into _______ regions
6 / 50
Aside from the Scanner class, which of the following classes can be used for text-file file input?
7 / 50
Overloading is _______ whereas overriding is _____
8 / 50
The relationship between class and interface is called ________
9 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
10 / 50
All the exceptions and errors in java are inherited from _____ class.
11 / 50
Which of the following package needs to be import while handling files?
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Window Listener interface contains _______ methods.
13 / 50
Event source can have --------- listeners registered on it.
14 / 50
An abstract class --------------- instantiated.
15 / 50
CREATE, ALTER, DROP are _________ SQL statements.
16 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
17 / 50
Which of the following package needs to import while interacting with relational database?
18 / 50
In Java an abstract class cannot be sub-classed
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21 / 50
____________is/are the JSP Implicit Object(s).
22 / 50
What if the main method is declared as private?
23 / 50
Map interface is derived from the Collection interface.
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Which of following can be thrown using the throw statement?
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26 / 50
A top level class may have only the following access modifier.
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28 / 50
Which of the following function will be used to register event handler with events generator (button)?
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BorderLayout is the default layout manager for a JFrame’s content pane
30 / 50
Socket is a --------------communication channel between hosts.
31 / 50
Which of the following is called ' pure abstract class ' ?
32 / 50
Which of the following exception belongs to a category of un-checked exception?
33 / 50
Which of the following statement object is used to execute stored procedures?
34 / 50
When recursive method is called to solve a problem, the method actually is capable of solving only the simpler case(s), or base case(s).
35 / 50
Which of the following stream read/write data in the form of bytes?
36 / 50
Which of the following stream is a filter stream?
37 / 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?
38 / 50
Which of the following belongs to a category of checked exception?
39 / 50
An expression tag contains a scripting language expression that is evaluated.
40 / 50
A serializable class must implement the method(s)............
41 / 50
If we remove String array from main then program____________
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43 / 50
Which of the following are passed as an argument to the paint ( ) method?
44 / 50
Java developed in __________
45 / 50
To create DataBaseMetaData object we write following line of code
46 / 50
Which of the following feature provide facility for multiple inheritances:-
47 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
48 / 50
49 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
50 / 50
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