Depths of categories-subcategories
How many depths of categories/subcategories can one form?
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There is no programmatic restriction, but there are practical limits. Extremely deeply nested structures are complex to manage. Three levels of categories have to be sufficient for most of situations.
Define the term Heterogeneous collection: It is a collection of objects with distinct dynamic types
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When does a name clash take place in programming?
Normal 0 false false
Sign bit: In 2s-complement notation, the most important bit in an integer value is employed to determine the sign of the value. A 1-bit point out a negative number and a 0 bit point out a positive number.
Null reference: A value utilized to mean, `no object'. Employed whenever an object reference variable is not referring to the object.
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What do you mean by the term java Swing? Describe in brief.
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