CS506-Midterm
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Which of the following function will be used to register event handler with events generator (button)?
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Which of the following stream is a filter stream?
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Which of the following belongs to a category of checked exception?
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The relationship between class and interface is called ________
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In Java a final class must be sub-classed before it.
6 / 50
The classes which contain the word _____ are byte oriented streams.
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CREATE, ALTER, DROP are _________ SQL statements.
8 / 50
An abstract class --------------- instantiated.
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Which of the following is true about abstract class?
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An expression tag contains a scripting language expression that is evaluated.
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Exceptions must be handled while handling files otherwise it may lead to____?
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In Java an abstract class cannot be sub-classed
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Which of the following package needs to import while interacting with relational database?
16 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
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BorderLayout is the default layout manager for a JFrame content pane
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Exceptions must be handled while handling files otherwise it may lead to _____
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A serializable class must implement the method(s) _________.
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Java program code is compiled into form called
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Which of the following is called ' pure abstract class ' ?
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Which of the following statement object is used to execute stored procedures?
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____________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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JavaBeans are?
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A top level class may have only the following access modifier.
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If a super class method is protected then overriding method _________
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Event source can have --------- listeners registered on it.
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Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
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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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HahMap takes key as a/an _________
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Aside from the Scanner class, which of the following classes can be used for text-file file input?
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You can ---------to a network using sockets.
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Socket is a --------------communication channel between hosts.
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Which of the following is true about AWT and SWING components?
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All the exceptions and errors in java are inherited from _____ class.
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An abstract class ---------------instantiated.
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What if the static modifier is removed from the signature of the main method?
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JPanel and Applet use ________ as their default layout.
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Which of the following are passed as an argument to the paint () method:
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Static methods only access ___
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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?
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A ................defines the way and method of communication between two parties
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Which of the following methods are invoked by the AWT to support paint and repaint operations?
49 / 50
Overloading is _______ whereas overriding is _____
50 / 50
To create DataBaseMetaData object we write following line of code
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