CS506-Midterm
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Which of the following is true about AWT and SWING components?
2 / 50
Based on functionality, the streams can be categorized as________
3 / 50
CREATE, ALTER, DROP are _________ SQL statements.
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Map interface is derived from the Collection interface.
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Which of the following stream read/write data in the form of bytes?
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If we remove String array from main then program____________
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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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Which of the following stream is a filter stream?
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Which of the following statement object is used to execute stored procedures?
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A collection can store..........
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Given a one dimensional array arr, what is the correct way of getting the number of elements in arr
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If a super class method is protected then overriding method _________
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In Java a final class must be sub-classed before it.
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What if the main method is declared as private?
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An abstract class ---------------instantiated.
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The collections API are defined in ______ package?
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A top level class without any modifier is accessible to
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Which of the following is called ' pure abstract class ' ?
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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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Which of the following are passed as an argument to the paint ( ) method?
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Which of the following statements is true regarding Vectors with no specified base type?
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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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Event source can have --------- listeners registered on it.
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DSN stands for _________
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Overloading is _______ whereas overriding is _____
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Which of the following function will be used to register event handler with events generator (button)?
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A serializable class must implement the method(s)............
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Which of following can be thrown using the throw statement?
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Exceptions must be handled while handling files otherwise it may lead to____?
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An abstract class --------------- instantiated.
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Exceptions must be handled while handling files otherwise it may lead to _____
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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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Border layout divides the area into _______ regions
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You can ---------to a network using sockets.
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A top level class may have only the following access modifier.
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In Java an abstract class cannot be sub-classed
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Java developed in __________
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Which of the following exception belongs to a category of un-checked exception?
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What if the static modifier is removed from the signature of the main method?
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Which of these are valid declarations for the main method?
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Which of the following is a general purpose container?
49 / 50
A serializable class must implement the method(s) _________.
50 / 50
Which of the following method is used to execute INSERT, UPDATE and Delete SQL statements?
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