14.Which one of the following refers to the discovery of new information in terms of patterns or rules from vast amounts of data?
a. Data acquisition
b. Data mining
c. Data interpretation
d. Data preparation
b. Data mining
15.Which one of the following is a correct interface definition in Java? (Assume X and Y are valid interfaces)
a.interface A (void print) {};}
b.interface A {void print0;}
c.abstract interface A (print(:)
abstract interface A extends X, Y (abstract void print()