Managing Multiuser Databases Which of the following refers to a cursor type where changes of any type and from any source are visible? Forward only Static Dynamic Keyset Forward only Static Dynamic Keyset ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases Which of the following occurs when one transaction reads a changed record that has not been committed to the database? Phantom read Consistent read Dirty read Nonrepeatable read Phantom read Consistent read Dirty read Nonrepeatable read ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases The size of the lock is referred to as the lock granularity. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases Which of the following disallows both dirty reads and nonrepeatable reads, but allows phantom reads? Read uncommitted Repeatable read Read committed Serializable Read uncommitted Repeatable read Read committed Serializable ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases The overall responsibility of the DBA is to facilitate the development and use of the database. True False True False ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases Dirty read, nonrepeatable, and phantom reads are not possible in this instance. Serializable Read uncommitted Repeatable read Read committed Serializable Read uncommitted Repeatable read Read committed ANSWER DOWNLOAD EXAMIANS APP