True Or False

Question 6 :

When one transaction reads a changed record that has not been committed to the database a filthy read occurs.


A). True
B). False
Answer : Option B

Question 7 :

The size of a lock is referred to as lock sizing.


A). True
B). False
Answer : Option B

Question 8 :

When two transactions are being processed against the database at the same time they are termed concurrent transactions.


A). True
B). False
Answer : Option A

Question 9 :

Locks placed by the DBMS are explicit locks.


A). True
B). False
Answer : Option B

Question 10 :

In optimistic locking, the assumption is made that conflict will occur.


A). True
B). False
Answer : Option B