Oracle Instance由哪两个部分组成？（）

A. INSTANCE和DATABASE

B. SGA和PGA

C. SGA和DATABASE

D. Server process和Background process

E. SGA和Background process

一个Oracle Server包含一个Oracle Instance和一个Oracle Database。()

efore installing the Oracle Database server. The database and listener are configured by using Oracle Restart.Examine the following command and its output:$ crsctl config has CRS-4622: Oracle High Availability Services auto start is enabled.What does this imply？（）

A. When you start an instance on a high with SQL *Plus dependent listeners and ASM disk groups are automatically started.

B. When a database instance is started by using the SRVCTL utility and listener startup fails, the instance is still started.

C. When a database is created by using SQL* Plus, it is automatically added to the Oracle Restart configuration.

D. When you create a database service by modifying the SERVICE_NAMES initialization parameter, it is automatically added to the Oracle Restart configuration.

the PGA_AGGREGATE_TARGET or the SGA_TARGET parameters. You restart your database instance.Which statement about the result is true？（）

A. The database instance starts, and Oracle sets the default value of SGA_TARGET to the same value as SGA_MAX_SIZE

B. The database instance starts, and Oracle automatically tunes memory and allocates 60 percent to the SGA and 40 percent to the PGA

C. The database instance starts, but Automatic Memory Management is disabled

D. The database instance will not start because you did not specify the PGA_AGGREGATE_TARGET or SGA_TARGET parameter

A. Oracle Net Manager

B. Listener Control utility

C. Database Configuration Assistant

D. Oracle Net Configuration Assistant

A. Oracle Net Manager

B. Listener Control utility

C. Database Configuration Assistant

D. Oracle Net Configuration Assistant

A. It requires relinking of the Oracle binary.

B. It does not require database instance shutdown.

C. It can detect conflicts between two online patches.

D. It is available for installing all patches on all platforms.

E. It works only in a single database instance environment.

A. It acts as the listening endpoint for the Oracle database instance for all local and non-local user connections.

B. A single listener can service only one database instance and multiple remote client connections.

C. Service registration with the listener is performed by the process monitor (PMON) process of each database instance.

D. The listener.ora configuration file must be configured with one or more listening protocol addresses to allow remote users to connect to a database instance.