CS506-Midterm
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You can ---------to a network using sockets.
2 / 50
Based on functionality, the streams can be categorized as________
3 / 50
An expression tag contains a scripting language expression that is evaluated.
4 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
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BorderLayout is the default layout manager for a JFrame content pane
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Which of the following is used for inheritance in java?
7 / 50
Which of the following stream is a filter stream?
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Which of the following statement object is used to execute stored procedures?
9 / 50
Which of the following are passed as an argument to the paint ( ) method?
10 / 50
____________is/are the JSP Implicit Object(s).
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An abstract class --------------- instantiated.
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Which of the following function will be used to register event handler with events generator (button)?
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ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
14 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
15 / 50
Which of the following is true about abstract class?
16 / 50
DSN stands for _________
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Which of the following method is used to execute SELECT SQL statements?
18 / 50
A serializable class must implement the method(s) _________.
19 / 50
There are _________ types of exceptions in Java
20 / 50
When defining a method you must include a ___________ to declare any exception that might be thrown but is not caught in the method.
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22 / 50
To create DataBaseMetaData object we write following line of code
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Window frame and dialog use ________ as their default layout.
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Which of the following package needs to import while interacting with relational database?
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A top level class without any modifier is accessible to
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Which of the following stream read/write data in the form of bytes?
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What if the main method is declared as private?
28 / 50
A top level class may have only the following access modifier.
29 / 50
A collection can store..........
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Which of the following statements is true regarding Vectors with no specified base type?
31 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
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Which of the following are passed as an argument to the paint () method:
33 / 50
Java developed in __________
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Which of following can be thrown using the throw statement?
35 / 50
Which of the following exception belongs to a category of un-checked exception?
36 / 50
In Java a final class must be sub-classed before it.
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Which of these are valid declarations for the main method?
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The relationship between class and interface is called ________
40 / 50
The classes which contain the word _____ are byte oriented streams.
41 / 50
JPanel and Applet use ________ as their default layout.
42 / 50
All the exceptions and errors in java are inherited from _____ class.
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In Java garbage collection is done by_______________
44 / 50
Given a one dimensional array arr, what is the correct way of getting the number of elements in arr
45 / 50
Window Listener interface contains _______ methods.
46 / 50
The collections API are defined in ______ package?
47 / 50
Event source can have --------- listeners registered on it.
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50 / 50
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