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ViewsHi there, i have been programming for a few weeks now, i am still learning new things as i go on.
i would like to understand a few more things about
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When you inherit a protected class-level variable, who is it available to?
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ViewsClasses in the same namespace.
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.What class is underneath the SortedList class?
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Viewssorted HashTable.
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.What’s an abstract class?
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ViewsAbstract Class:-A class that cannot be instantiated. An abstract class is a class that must be inherited and have the methods overridden. An abstract
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.When do you absolutely have to declare a class as abstract?
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Views1. When the class itself is inherited from an abstract class, but not all base abstract methods have been overridden.
2. When at least one of the m
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Are private class-level variables inherited?
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ViewsYes, but they are not accessible.
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C# provides a default constructor for me. I write a constructor that takes a string as a parameter, but want to keep the no parameter one. How many constructors should I write?
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ViewsTwo. Once you write at least one constructor, C# cancels the freebie constructor, and now you have to write one yourself, even if there is no implemen
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Can multiple catch blocks be executed?
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ViewsNo, multiple catch blocks can not be executed. once the proper catch code fires off, the control is transferred to the finally block (if there are an
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Can you allow a class to be inherited, but prevent the method from being over-ridden?
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ViewsJust leave the class public and make the method sealed.
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Can you allow class to be inherited, but prevent the method from being over-ridden?
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ViewsYes, just leave the class public and make the method sealed
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