Answer the following statements true (T) or false (F)
1) If a class leaves one method in an interface undeclared, the class is
implicitly declared by C# as an abstract class.
2) An interface is typically used in place of an abstract class when there is
no default implementation to inherit.
3) Abstract classes can provide data and services for objects.
4) Declaring an interface protected allows for extra security precautions.
1) F
2) T
3) T
4) F
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