If a node is locked in ________________, the subtree rooted by that node is locked explicitly in shared mode, and that explicit locking is being done at a lower level with exclusive-mode locks.
A. Intention lock modes
B. shared and intention-exclusive (SIX) mode
C. Intention-exclusive (IX) mode
D. Intention-shared (IS) mode
Answer:A
If a node is locked in ________________, the subtree rooted by that node is locked explicitly in shared mode, and that explicit locking is being done at a lower level with exclusive-mode locks.
A. Intention lock modes B. shared and intention-exclusive (SIX) mode C. Intention-exclusive (IX) mode D. Intention-shared (IS) mode
Explanation: There is an intention mode associated with shared mode, and there is one with exclusive mode.