Managing Multiuser Databases The transaction log contains a copy of every database record (or page) after it has changed. These records are called before images. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases A cursor type in which the application can only move forward through the recordset is called: forward only. static. keyset. dynamic. forward only. static. keyset. dynamic. ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases Locks placed by the DBMS are explicit locks. False True False True ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases A transaction for which all committed changes are permanent is called: isolated. atomic. durable. consistent. isolated. atomic. durable. consistent. ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases The size of a lock is called: lock granularity exclusive lock implicit lock shared lock lock granularity exclusive lock implicit lock shared lock ANSWER DOWNLOAD EXAMIANS APP
Managing Multiuser Databases What is the overall responsibility of the DBA? Create and populate tables Both the first and third answers above are correct. Facilitate the development and use of the database Development, operation, and maintenance of the database and its applications Create and populate tables Both the first and third answers above are correct. Facilitate the development and use of the database Development, operation, and maintenance of the database and its applications ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS