CS506-Midterm
1 / 50
A collection can store..........
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An expression tag contains a scripting language expression that is evaluated.
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To create DataBaseMetaData object we write following line of code
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Which of the following methods are invoked by the AWT to support paint and repaint operations?
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Which of the following is true about AWT and SWING components?
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Border layout divides the area into _______ regions
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Which of the following exception belongs to a category of un-checked exception?
8 / 50
Socket is a --------------communication channel between hosts.
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CREATE, ALTER, DROP are _________ SQL statements.
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Which of the following package needs to import while interacting with relational database?
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Static methods only access ___
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A top level class without any modifier is accessible to
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Which of the following syntax is used to attach an input stream to console?
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A serializable class must implement the method(s) _________.
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BorderLayout is the default layout manager for a JFrame content pane
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Event source can have --------- listeners registered on it.
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Which of the following is a general purpose container?
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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 statement object is used to execute stored procedures?
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What if the main method is declared as private?
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If we remove static from main then program __________
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In Java an abstract class cannot be sub-classed
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The relationship between class and interface is called ________
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An abstract class ---------------instantiated.
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Which of the following are passed as an argument to the paint () method:
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HahMap takes key as a/an _________
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In Java a final class must be sub-classed before it.
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A top level class may have only the following access modifier.
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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.
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JPanel and Applet use ________ as their default layout.
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An abstract class --------------- instantiated.
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If a super class method is protected then overriding method _________
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37 / 50
ServletConfig defines a set of methods that a servlet uses to communicate with its servlet container.
38 / 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).
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Based on functionality, the streams can be categorized as________
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Map interface is derived from the Collection interface.
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Which of the following stream is a filter stream?
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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 ................defines the way and method of communication between two parties
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A serializable class must implement the method(s)............
50 / 50
The collections API are defined in ______ package?
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