1) Explain the use of RAID in detail.
2) What is called mirroring?
3) What is called bit-level striping, block-level striping?
4) What do you understand by software and hardware RAID systems?
5) What is called as heap file organization?
6) What is called as sequential file organization?
7) What is hashing file organization?
8) What is called as clustering file organization?
9) Write down the types of indices. Explain them in detail.
10) What is called as a search key?
11) What do you mean by a primary index?