Objects are to classes as __________ are to _______________.
a. integers … numbers
b. squares … cubes
c. variables … primitive data types
d. characters … strings
C
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MC Python provides the built-in function______ to determine if one class was derived from another.
a) issubclass. b) subclass. c) isinstance. d) None of the above.
Consider a decomposition R 1 ,...,R of R obtained through 3NF synthesis. Suppose that Ri is not in BCNF and let X ? A be a violating FD in Ri. Prove that Ri must have another FD, Y ? B, which will be lost if Ri is further decomposed with respect to X ? A.
What will be an ideal response?
It is generally advisable to omit the size of the array in a function header line.
Answer the following statement true (T) or false (F)
The ideal histogram shape is flat because all colors are equally balanced.
Answer the following statement true (T) or false (F)