⟩ Explain Which of the following are true of the Datarows Locking Scheme? (Choose2)A. Index pages are locked.B. No transaction locks are held on index pages.C. Server uses page locks and row locks, but not table locks.D. Server uses table locks and row locks, but not page locks.
B. No transaction locks are held on index pages.
D. Server uses table locks and row locks, but not page locks.