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51. To instantiate an object with the statement if stream items ("C:inven.txt");, the file on the disk is identified by the name
items
inven.txt
either (a) or (b)
none of these
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52. Inheritance is the principle that
classes with the same name must be derived from one another
knowledge of a general category can be applied to more specific objects
C++ functions may be used only if they have logical predecessors
one function name may invoke different methods
53. Compared with the classes from which they are derived, inherited classes may have
additional data members
additional member functions
both (a) and (b)
54. To be called object-oriented, a programming language must allow
functions that return only a single value
#include files
inheritance
all of these
55. Which is a correct less definition for class Child, which inherits from Mother and Father classes?
class Child::Mother, Father
class Child:Mother, Father
class Child::public Mother, public Father
class Child:public Mother, public Father
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