CS506-Midterm
1 / 50
Which of the following package needs to import while interacting with relational database?
2 / 50
Which of the following are passed as an argument to the paint () method:
3 / 50
A serializable class must implement the method(s)............
4 / 50
Which of the following statement object is used to execute stored procedures?
5 / 50
Map interface is derived from the Collection interface.
6 / 50
To create DataBaseMetaData object we write following line of code
7 / 50
HahMap takes key as a/an _________
8 / 50
Which of the following function will be used to register event handler with events generator (button)?
9 / 50
CREATE, ALTER, DROP are _________ SQL statements.
10 / 50
In Java an abstract class cannot be sub-classed
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12 / 50
A top level class may have only the following access modifier.
13 / 50
You can ---------to a network using sockets.
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15 / 50
Which of the following is a general purpose container?
16 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
17 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
18 / 50
Which of the following are passed as an argument to the paint ( ) method?
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Which of the following is true about abstract class?
20 / 50
What if the main method is declared as private?
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JPanel and Applet use ________ as their default layout.
22 / 50
Java developed in __________
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A top level class without any modifier is accessible to
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Which of the following is called ' pure abstract class ' ?
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Based on functionality, the streams can be categorized as________
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Which of these are valid declarations for the main method?
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The classes which contain the word _____ are byte oriented streams.
28 / 50
Which of the following stream is a filter stream?
29 / 50
Which of the following belongs to a category of checked exception?
30 / 50
Which of the following package needs to be import while handling files?
31 / 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?
32 / 50
The collections API are defined in ______ package?
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If a super class method is protected then overriding method _________
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
Event source can have --------- listeners registered on it.
36 / 50
Socket is a --------------communication channel between hosts.
37 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
38 / 50
Java program code is compiled into form called
39 / 50
Which of the following is used for inheritance in java?
40 / 50
41 / 50
____________is/are the JSP Implicit Object(s).
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BorderLayout is the default layout manager for a JFrame’s content pane
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The relationship between class and interface is called ________
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An abstract class --------------- instantiated.
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Which of the following method is used to execute SELECT SQL statements?
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A serializable class must implement the method(s) _________.
48 / 50
49 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
50 / 50
Mouse events can be trapped for ________ GUI component.
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