CS506-Midterm
1 / 50
A collection can store..........
2 / 50
Socket is a --------------communication channel between hosts.
3 / 50
Which of the following statement object is used to execute stored procedures?
4 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
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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?
6 / 50
You can ---------to a network using sockets.
7 / 50
JPanel and Applet use ________ as their default layout.
8 / 50
Which of the following is true about AWT and SWING components?
9 / 50
The relationship between class and interface is called ________
10 / 50
Event source can have --------- listeners registered on it.
11 / 50
Which of the following package needs to import while interacting with relational database?
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Which of following can be thrown using the throw statement?
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Which of the following method is used to execute SELECT SQL statements?
14 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
15 / 50
Which of these are valid declarations for the main method?
16 / 50
CREATE, ALTER, DROP are _________ SQL statements.
17 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
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A ___________ defines the way and method of communication between two parties.
19 / 50
To create DataBaseMetaData object we write following line of code
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21 / 50
An abstract class ---------------instantiated.
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23 / 50
Which of the following statements is true regarding Vectors with no specified base type?
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An expression tag contains a scripting language expression that is evaluated.
25 / 50
BorderLayout is the default layout manager for a JFrame content pane
26 / 50
In Java, which of these classes implement the LayoutManager interface?
27 / 50
Which of the following syntax is used to attach an input stream to console?
28 / 50
In Java garbage collection is done by_______________
29 / 50
____________is/are the JSP Implicit Object(s).
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The collections API are defined in ______ package?
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Map interface is derived from the Collection interface.
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JavaBeans are?
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Based on functionality, the streams can be categorized as________
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An abstract class --------------- instantiated.
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If a super class method is protected then overriding method _________
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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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38 / 50
Window Listener interface contains _______ methods.
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40 / 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);
41 / 50
Static methods only access ___
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Which of the following is called ' pure abstract class ' ?
43 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
44 / 50
A top level class may have only the following access modifier.
45 / 50
HahMap takes key as a/an _________
46 / 50
Which of the following stream is a filter stream?
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Border layout divides the area into _______ regions
48 / 50
Exceptions must be handled while handling files otherwise it may lead to____?
49 / 50
Which of the following belongs to a category of checked exception?
50 / 50
DSN stands for _________
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