A shared lock produces no conflict as long as all the concurrent transactions are
read-write only.
a. True
b. False
Conceptually, MDBMS end users visualize the stored data as a three-dimensional cube
known as a__________ .
a. multi-cube
b. database cube
c. data cube
d. hyper cube
The LIKE conditional operator is used by the_____________ OPERAND1.
a. P_PRICE
b. V_STATE
c. P_QOH
d. V_CONTACT
Working with data in the data cache is many times faster than working with data in the
data files.
a. True
b. False
A disadvantage of a distributed database management system (DDBMS) is that:
a. it is slower in terms of data access.
b. adding new sites affects other sites’ operations.
c. it is processor dependent.
d. there are lack of standards.