CS506-Midterm
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Which of these are valid declarations for the main method?
2 / 50
Event source can have --------- listeners registered on it.
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A top level class without any modifier is accessible to
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Which of the following package needs to be import while handling files?
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A serializable class must implement the method(s) _________.
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If a super class method is protected then overriding method _________
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Exceptions must be handled while handling files otherwise it may lead to____?
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Which of the following are passed as an argument to the paint ( ) method?
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The classes which contain the word _____ are byte oriented streams.
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Which of the following stream is a filter stream?
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Which of the following package needs to import while interacting with relational database?
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JPanel and Applet use ________ as their default layout.
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HahMap takes key as a/an _________
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In Java, which of these classes implement the LayoutManager interface?
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An expression tag contains a scripting language expression that is evaluated.
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Which of the following is true about abstract class?
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Which of the following belongs to a category of checked exception?
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Which of the following feature provide facility for multiple inheritances:-
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Exceptions must be handled while handling files otherwise it may lead to _____
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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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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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In Java an abstract class cannot be sub-classed
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Which of the following syntax is used to attach an input stream to console?
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Mouse events can be trapped for ________ GUI component.
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Which of the following exception belongs to a category of un-checked exception?
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Java program code is compiled into form called
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A ___________ defines the way and method of communication between two parties.
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Socket is a --------------communication channel between hosts.
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Which of the following function will be used to register event handler with events generator (button)?
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CREATE, ALTER, DROP are _________ SQL statements.
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A collection can store..........
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Which of the following statement object is used to execute stored procedures?
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All the exceptions and errors in java are inherited from _____ class.
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Window frame and dialog use ________ as their default layout.
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Which of the following is called ' pure abstract class ' ?
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What if the main method is declared as private?
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Based on functionality, the streams can be categorized as________
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ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
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Which of the following method is used to execute SELECT SQL statements?
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If we remove static from main then program __________
48 / 50
Which of the following are passed as an argument to the paint () method:
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Which of the following is a general purpose container?
50 / 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);
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