A _______ on the attribute A of relation r consists of one bitmap for each value that A can take.
A. Bitmap index
B. Bitmap
C. Index
D. Array
Answer:A
A _______ on the attribute A of relation r consists of one bitmap for each value that A can take.
A. Bitmap index B. Bitmap C. Index D. Array
Explanation: A bitmap is simply an array of bits.