1Z0-072 試験問題を無料オンラインアクセス

Which three are true about Oracle Database backup taken with RMAN?

• A.Only offline backup are consistent.
• B.An RMAN image copy can be written only to disk.
• C.A whole backup contains all data blocks of all data files.
• D.RMAN always includes the control file in a backup.
• E.A full backup contains all data blocks from one or more data files.
• F.RMAN cannot backup REDO logs.

Which three statements are true about an spfile? (Choose three)

• A.It contains initialization parameters whose values can be changed using the ALTER SYSTEM command.
• B.It can be edited by SYS when the database instance is shut down.
• C.It can be used to create a pfile.
• D.It contains only static initialization parameters.
• E.It must exist for a database instance to start.
• F.It is the first file processed at instance startup.

Which two are true about the AL32UTF8 character set? (Choose two.)

• A.It improves the I/O performance of a database compared to other character sets.
• B.It supports multilingual databases.
• C.It is used to store PL/SQL source code.
• D.It uses less space than other character sets, for all data types.
• E.It is used to encode data for columns of any data type.

Your client application and Oracle database are located on different hosts.
Which statement is true about establishing a connection between them?

• A.Net service names must be configured on both the client and database servers.
• B.Only Oracle Net can be used.
• C.Oracle Net Listener is required.
• D.Oracle Connection Manager must be installed on the client.
• E.The Listener Control utility must be installed on the client if you are using the default listener on the server.

Which two are true about undo tablespaces? (Choose two.)

• A.SYSDBA users can create objects in them.
• B.They can be recovered only when an instance is in MOUNT state.
• C.They must have only one data file.
• D.They are always owned by SYS.
• E.There can be multiple active undo tablespaces for a single instance database.