CS506-Midterm
1 / 50
A top level class may have only the following access modifier.
2 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
3 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
4 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
5 / 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).
6 / 50
An abstract class --------------- instantiated.
7 / 50
A top level class without any modifier is accessible to
8 / 50
Which of these are valid declarations for the main method?
9 / 50
Which of the following statement object is used to execute stored procedures?
10 / 50
Which of the following stream is a filter stream?
11 / 50
HahMap takes key as a/an _________
12 / 50
The classes which contain the word _____ are byte oriented streams.
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A ___________ defines the way and method of communication between two parties.
14 / 50
Based on functionality, the streams can be categorized as________
15 / 50
Which of the following is true about AWT and SWING components?
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Which of the following feature provide facility for multiple inheritances:-
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If we remove String array from main then program____________
18 / 50
Border layout divides the area into _______ regions
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Which of the following is used for inheritance in java?
20 / 50
Given a one dimensional array arr, what is the correct way of getting the number of elements in arr
21 / 50
Which of the following package needs to import while interacting with relational database?
22 / 50
Which of the following method is used to execute SELECT SQL statements?
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Which of the following belongs to a category of checked exception?
24 / 50
A serializable class must implement the method(s) _________.
25 / 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);
26 / 50
Overloading is _______ whereas overriding is _____
27 / 50
What if the main method is declared as private?
28 / 50
Which of the following package needs to be import while handling files?
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30 / 50
CREATE, ALTER, DROP are _________ SQL statements.
31 / 50
To create DataBaseMetaData object we write following line of code
32 / 50
Which of the following is called ' pure abstract class ' ?
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34 / 50
Exceptions must be handled while handling files otherwise it may lead to _____
35 / 50
36 / 50
In Java a final class must be sub-classed before it.
37 / 50
A final class can't be extended.
38 / 50
____________is/are the JSP Implicit Object(s).
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40 / 50
Which of the following function will be used to register event handler with events generator (button)?
41 / 50
JavaBeans are?
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If a super class method is protected then overriding method _________
43 / 50
Which of the following is a general purpose container?
44 / 50
Mouse events can be trapped for ________ GUI component.
45 / 50
What if the static modifier is removed from the signature of the main method?
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The relationship between class and interface is called ________
47 / 50
DSN stands for _________
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49 / 50
Which of the following syntax is used to attach an input stream to console?
50 / 50
Which of the following stream read/write data in the form of bytes?
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