A mail server keeps shutting down. The administrator gets an error message over temperature error. Which of the following should the administrator replace FIRST？（）

A、 Power supply fan

B、 CPU fan

C、 Heat sink

D、 Case fan

Internet的协议选择是：（）。

A、NetBEUI

B、IPX/SPX

C、TCP/IP

D、UDP

在以下Windows操作系统中，（）支持ASP.NET。

Windows98

Windows2000

WindowsXP

WindowsServer2003

Internet代理服务器的作用是：（）。

A、视频服务

B、邮件服务

C、提供共享接入Internet

D、音频服务

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.

对口服敌百虫中毒的患者，处理不正确的是（）

A、用清水洗胃

B、用生理盐水洗胃

C、服用阿托品

D、每次注入洗液量200～250ml

E、用碳酸氢钠洗胃