Internet的协议选择是：（）。

A、NetBEUI

B、IPX/SPX

C、TCP/IP

D、UDP

You run a script that completes successfully using SQL*Plus that performs these actions: 1. Creates a multitenant container database (CDB) 2. Plugs in three pluggable databases (PDBs) 3. Shuts down the CDB instance 4. Starts up the CDB instance using STARTUP OPEN READ WRITE Which two statements are true about the outcome after running the script?（）

The seed will be in mount state.

The seed will be opened read-only.

The seed will be opened read/write.

The other PDBs will be in mount state.

The other PDBs will be opened read-only.

The PDBs will be opened read/write.

191.108.192.1属于哪类IP地址？（）

A、E类

B、A类

C、B类

D、C类

E、D类

在以下Windows操作系统中，（）支持ASP.NET。

Windows98

Windows2000

WindowsXP

WindowsServer2003

View the Exhibit and examine the properties of the USERS tablespace.     You execute the following statement to shrink the TRANS table existing on the USERS tablespace：  SQL> ALTER TABLE trans SHRINK SPACE CASCADE；  Which objects would be affected by this command？（）

the TRANS table

the B*Tree indexes on the TRANS table

the materialized views log of the TRANS table

the materialized views based on the TRANS table

the large object （LOB） segments of the TRANS table

You defined the Recovery Manager （RMAN） retention policy to recovery window of 7 days by executing the following command：  RMAN> CONFIGURE RETENTION POLICY TO RECOVERY WINDOW OF 7 DAYS；  When a backup is performed， what would be the status of this backup after seven days？（）

A、 The backup would be marked as invalid.

B、 The backup would be marked as obsolete.

C、 The backup would be removed from the media.

D、 The backup would be removed from the RMAN repository.