CS506-Midterm
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BorderLayout is the default layout manager for a JFrame’s content pane
2 / 50
In Java an abstract class cannot be sub-classed
3 / 50
BorderLayout is the default layout manager for a JFrame content pane
4 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
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A top level class may have only the following access modifier.
6 / 50
HahMap takes key as a/an _________
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Window Listener interface contains _______ methods.
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Which of the following statement object is used to execute stored procedures?
9 / 50
Border layout divides the area into _______ regions
10 / 50
Mouse events can be trapped for ________ GUI component.
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Which of the following belongs to a category of checked exception?
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The collections API are defined in ______ package?
13 / 50
Java program code is compiled into form called
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Which of the following stream is a filter stream?
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What if the main method is declared as private?
16 / 50
You can ---------to a network using sockets.
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All the exceptions and errors in java are inherited from _____ class.
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Map interface is derived from the Collection interface.
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Window frame and dialog use ________ as their default layout.
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Which of the following stream read/write data in the form of bytes?
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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)............
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Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
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Which of the following exception belongs to a category of un-checked exception?
27 / 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).
28 / 50
Given a one dimensional array arr, what is the correct way of getting the number of elements in arr
29 / 50
A final class can't be extended.
30 / 50
A top level class without any modifier is accessible to
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If we remove String array from main then program____________
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An abstract class --------------- instantiated.
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Which of following can be thrown using the throw statement?
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36 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
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38 / 50
CREATE, ALTER, DROP are _________ SQL statements.
39 / 50
An expression tag contains a scripting language expression that is evaluated.
40 / 50
Socket is a --------------communication channel between hosts.
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Overloading is _______ whereas overriding is _____
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Which of the following is called ' pure abstract class ' ?
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____________is/are the JSP Implicit Object(s).
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There are _________ types of exceptions in Java
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Which of the following methods are invoked by the AWT to support paint and repaint operations?
49 / 50
Which of these are valid declarations for the main method?
50 / 50
Which of the following package needs to be import while handling files?
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