CS506-Midterm
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BorderLayout is the default layout manager for a JFrame content pane
2 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
3 / 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);
4 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
5 / 50
Which of the following package needs to import while interacting with relational database?
6 / 50
If a super class method is protected then overriding method _________
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Which of the following exception belongs to a category of un-checked exception?
8 / 50
Which of the following belongs to a category of checked exception?
9 / 50
All the exceptions and errors in java are inherited from _____ class.
10 / 50
A ___________ defines the way and method of communication between two parties.
11 / 50
You can ---------to a network using sockets.
12 / 50
____________is/are the JSP Implicit Object(s).
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A top level class without any modifier is accessible to
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15 / 50
Which of the following statement object is used to execute stored procedures?
16 / 50
Socket is a --------------communication channel between hosts.
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18 / 50
Which of the following stream is a filter stream?
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Which of the following statements is true regarding Vectors with no specified base type?
20 / 50
A top level class may have only the following access modifier.
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22 / 50
Static methods only access ___
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Which of the following is called ' pure abstract class ' ?
24 / 50
In Java an abstract class cannot be sub-classed
25 / 50
To create DataBaseMetaData object we write following line of code
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Which of the following syntax is used to attach an input stream to console?
27 / 50
Event source can have --------- listeners registered on it.
28 / 50
Which of the following is true about AWT and SWING components?
29 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
30 / 50
An abstract class ---------------instantiated.
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Which of the following function will be used to register event handler with events generator (button)?
32 / 50
The relationship between class and interface is called ________
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If we remove String array from main then program____________
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35 / 50
What if the static modifier is removed from the signature of the main 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.
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 is a general purpose container?
39 / 50
DSN stands for _________
40 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
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42 / 50
In Java a final class must be sub-classed before it.
43 / 50
In Java, which of these classes implement the LayoutManager interface?
44 / 50
The classes which contain the word _____ are byte oriented streams.
45 / 50
CREATE, ALTER, DROP are _________ SQL statements.
46 / 50
Exceptions must be handled while handling files otherwise it may lead to____?
47 / 50
Based on functionality, the streams can be categorized as________
48 / 50
A final class can't be extended.
49 / 50
Which of the following is true about abstract class?
50 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
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