CS506-Midterm
1 / 50
The relationship between class and interface is called ________
2 / 50
BorderLayout is the default layout manager for a JFrame’s content pane
3 / 50
Which of the following stream read/write data in the form of bytes?
4 / 50
In Java garbage collection is done by_______________
5 / 50
Window Listener interface contains _______ methods.
6 / 50
The collections API are defined in ______ package?
7 / 50
In Java an abstract class cannot be sub-classed
8 / 50
Which of the following is true about abstract class?
9 / 50
Which of the following method is used to execute SELECT SQL statements?
10 / 50
A ................defines the way and method of communication between two parties
11 / 50
Which of the following belongs to a category of checked exception?
12 / 50
Which of the following statement object is used to execute stored procedures?
13 / 50
14 / 50
If we remove static from main then program __________
15 / 50
An abstract class ---------------instantiated.
16 / 50
Which of the following syntax is used to attach an input stream to console?
17 / 50
In Java, which of these classes implement the LayoutManager interface?
18 / 50
Overloading is _______ whereas overriding is _____
19 / 50
Event source can have --------- listeners registered on it.
20 / 50
____________is/are the JSP Implicit Object(s).
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22 / 50
A top level class without any modifier is accessible to
23 / 50
Which of the following methods are invoked by the AWT to support paint and repaint operations?
24 / 50
JPanel and Applet use ________ as their default layout.
25 / 50
Aside from the Scanner class, which of the following class/es can be used for text file file input
26 / 50
Window frame and dialog use ________ as their default layout.
27 / 50
All the exceptions and errors in java are inherited from _____ class.
28 / 50
When defining a method you must include a ___________ to declare any exception that might be thrown but is not caught in the method.
29 / 50
Which of the following is called ' pure abstract class ' ?
30 / 50
Aside from the Scanner class, which of the following classes can be used for text-file file input?
31 / 50
Which of the following are passed as an argument to the paint () method:
32 / 50
There are _________ types of exceptions in Java
33 / 50
CREATE, ALTER, DROP are _________ SQL statements.
34 / 50
Socket is a --------------communication channel between hosts.
35 / 50
Which of the following function will be used to register event handler with events generator (button)?
36 / 50
An abstract class --------------- instantiated.
37 / 50
Mouse events can be trapped for ________ GUI component.
38 / 50
Which of the following statements is true regarding Vectors with no specified base type?
39 / 50
40 / 50
Which of the following is used for inheritance in java?
41 / 50
To create DataBaseMetaData object we write following line of code
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43 / 50
HahMap takes key as a/an _________
44 / 50
Which of the following stream is a filter stream?
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46 / 50
Border layout divides the area into _______ regions
47 / 50
If we remove String array from main then program____________
48 / 50
What if the main method is declared as private?
49 / 50
Which of the following is a general purpose container?
50 / 50
Which of following can be thrown using the throw statement?
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