DBA_USERS
DBA_OBJECTS
DBA_TS_QUOTAS
DBA_TAB_PRIVS
第1题:
You are trying to determine how many disk sorts are happening on the database right now. Which of the following dictionary tables would you use to find that information?()
第2题:
A user wants to connect to the database instance from an application that is running on a remote machine. Which tools should the DBA use to establish the required configuration to ensure that the user is able to connect to the database instance?()
第3题:
A. USER_TAB_PRIVS_MADE
B. USER_TAB_PRIVS
C. USER_COL_PRIVS_MADE
D. USER_COL_PRIVS
第4题:
A database user SMITH tries to query the V$SESSION view and fails to access it as follows: SQL> connect smith/smith Connected. SQL> SELECT * FROM v$session; SELECT * FROM v$session * ERROR at line 1: ORA-00942: table or view does not exist Which are the two possible solutions to enable SMITH to query the data in V$SESSION()
第5题:
You need to perform certain data manipulation operations through a view called EMP_DEPT_VU, which you previously created.You want to look at the definition of the view (the SELECT statement on which the view was create.) How do you obtain the definition of the view?()
第6题:
You have many users complaining about slow inserts into a large table. While investigating the reason, you find that the number of indexes on the table is high. You want to find out which indexes are not being used. Which method would you follow to achieve this?()
第7题:
You need to perform certain data manipulation operations through a view called EMP_DEPT_VU, which you previously created. You want to look at the definition of the view (the SELECT statement on which the view was created.) How do you obtain the definition of the view?()
第8题:
In order to find out how many database objects a user has created, which view would the DBA query in the Oracle data dictionary? ()
第9题:
On Tuesday, a junior DBA dropped an important application user account, whose schema has important tables. You are asked to recover all the objects in the schema. On investigation, you find that the user account was dropped at 11:00 a.m. and Sunday’s backup is the most recent backup. Which flashback feature would you use?()
第10题:
You are required to flashback your database. You want to find the amount of flashback data generated since the database was opened. Which task will you perform to obtain the required information?()