What is the purpose of an abstract class ?
A. To provide help with database connectivity.
B. To provide data input to other classes.
C. To provide security to other classes.
D. To provide an appropriate base class from which other classes can inherit.
Answer:D
What is the purpose of an abstract class ?
A. To provide help with database connectivity. B. To provide data input to other classes. C. To provide security to other classes. D. To provide an appropriate base class from which other classes can inherit.