What are the drawbacks of indexes?
(a)Indexes require more disk space
(b) Indexes make UPDATE, INSERT, DELETE statement slower
(c)Indexes have no any drawback
(d) Indexes make SELECT statement slower
a. (a) and (b) are true
b. (a) and (c) are true
c. (b) and (c) are true
d. (b) and (d) are true
Answer: A