Point out the wrong statement. A. A DataFrame is like a fixed-size dict in that you can get and set values by index label
B. Series can be be passed into most NumPy methods expecting an ndarray
C. A key difference between Series and ndarray is that operations between Series automatically align the data based on label
D. None of the mentioned

Linux is distributed under gnu gpl. why is this important? a. it ensures that only torvalds can profit from the sale of linux b. it prevents unknowledgeable users from downloading programs they don't know how to operate. c. it provides protection for the developers who created linux. d. it states that anyone can copy, modify, and share the program if changes are made public.

Which of the following is not a “fatal four” event?

Which relativos possible when two tables share the same primary key? a.) one-to-one b.) one-to-many c.) many-to-one d.) many-to-many