Multiple Choice
Concurrency control is important for which of the following reasons?
A) To ensure data integrity when updates occur to the database in a multiuser environment
B) To ensure data integrity when updates occur to the database in a single-user environment
C) To ensure data integrity while reading data occurs to the database in a multiuser environment
D) To ensure data integrity while reading data occurs to the database in a single-user environment
Correct Answer:
Verified
Correct Answer:
Verified
Q1: The architecture of a DBMS is represented
Q2: Which type of entity represents a logical
Q3: The transaction log includes which of the
Q4: When creating a database, in order to
Q5: Which of the following is not true
Q7: The DBMS processes queries in three phases;
Q8: Which of the following is the preferred
Q9: Generally, what will provide the best database
Q10: Which of the following is not a
Q11: Working with data in the data cache