Which class is the immediate superclass of the Container class?

Java Interview Questions and Answers (part 2)

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291. Which class is the immediate superclass of the Container class?

Component

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Other Interview Questions

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• What value does readLine() return when it has reached the end of a file?
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• What is the difference between a MenuItem and a CheckboxMenuItem?
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• What is the range of the char type?
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• What is the immediate superclass of Menu?
• What is the purpose of finalization?
• Which class is the immediate superclass of the MenuComponent class.
• What invokes a thread's run() method?
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• What is the purpose of the Runtime class?
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• What is the purpose of the finally clause of a try-catch-finally statement? garbage collector?
• What is the argument type of a program's main() method?
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• What is the Locale class?
• Can a double value be cast to a byte?
• What is the difference between a break statement and a continue statement?
• What must a class do to implement an interface?
• What method is invoked to cause an object to begin executing as a separate thread?
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• What is the advantage of the event-delegation model over the earlier event-inheritance model?
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• What is the purpose of the wait(), notify(), and notifyAll() methods?
• What is an abstract method?
• How are Java source code files named?
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• What are the high-level thread states?
• What value does read() return when it has reached the end of a file?
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• What is the difference between a static and a non-static inner class?
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• What is the % operator?
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• What advantage do Java's layout managers provide over traditional windowing systems?
• What is the Collection interface?
• What modifiers can be used with a local inner class?
• What is the difference between static and non-static variables?
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• What is the purpose of the File class?
• Can an exception be rethrown?
• Which Math method is used to calculate the absolute value of a number?
• How does multithreading take place on a computer with a single CPU?
• When does the compiler supply a default constructor for a class?
• When is the finally clause of a try-catch-finally statement executed?
• Which class is the immediate superclass of the Container class?
• If a method is declared as protected, where may the method be accessed?
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• What restrictions are placed on method overloading?
• What happens when you invoke a thread's interrupt method while it is sleeping or waiting?
• What is casting?
• What is the return type of a program's main() method?
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• What class of exceptions are generated by the Java run-time system?
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• How are this () and super () used with constructors?
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• What Checkbox method allows you to tell if a Checkbox is checked?
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