多项选择题
Which statements are correct about temporary tables（）
A.Indexes and views can be created on temporary tables.
B.Both the data and the structure of temporary tables can be exported.
C.Temporary tables are always created in a user’s temporary tablespace.
D.The data inserted into a temporary table in a session is available to other sessions.
E.Data manipulation language （DML） locks are never acquired on the data of temporary tables
相关考题
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单项选择题
You want to configure and schedule offline database backups to run automatically. Which tool or utility wouldyou use to achieve this（）
A.The XML script
B.The PL/SQL script
C.The DBMS_SCHEDULER package
D.Enterprise Manager to schedule the backup -
多项选择题
Identifythe situationsinwhichyouusethealertlogfileinyourdatabasetocheckthedetail.（）
A.Running a query on a table returns "ORA-600： Internal Error."
B.Inserting a value in a table returns "ORA-01722： invalid number."
C.Creating a table returns "ORA-00955： name is already used by an existing object."
D.Inserting a value in a table returns "ORA-00001： unique constraint （SYS.PK_TECHP） violated."
E.Inserting a row in a table returns "ORA-00060： deadlock detected while waiting for resource." -
多项选择题
You set the following parameters in the parameter file and restarted the database：MEMORY_MAX_TARGET=0MEMORY_TARGET=500M PGA_AGGREGATE_TARGET=90MSGA_TARGET=270M Which two statements are true about these parameters after the database instance is restarted（）
A.The MEMORY_MAX_TARGET parameter is automatically set to 500 mb.
B.The pga_AGGREGATE_TARGET and sga_TARGET parameters are automatically set to zero.
C.The value of the MEMORY_MAX_TARGET parameter remains zero until it is changed manually.
D.The lower bounds of pga_AGGREGATE_TARGET and sga_TARGET parameters are set to 90 nb and270 mb， respectively
