在项目周期中设计准备阶段的投资规划的大致偏差范围为：(51)。

（51）

A-20％～20%

B-10%～10%

C-15%～15%

D-5%～5%

奔腾CPU是__________位的处理器。

An administrator receives a contract for a server install at a new building. Which of the followingshould be completed after installing the server?（）

A、Log the administrator password used

B、Test the air temperature

C、Update the network diagram

D、Review the evacuation procedures

如果在SQLServer登录成功并不意味着该用户已经可以访问SQLServer上的数据库。()

An administrator has set up serverA and serverB to use the /etc/hosts.equiv file so that applications on serverA can remotely run commands on serverB.  Which command will verify if a new user from serverA is trusted on serverB？（）

A、As the root user from serverA run the command rhost serverB

B、As the root user from serverA run the command rlogin serverB

C、As the desired user from serverB run the command rhost serverA

D、As the desired user from serverA run the command rlogin serverB

Which command will check the errorlog size？（）

A、lssrc -s errord

B、errorlog -histsize

C、/usr/lib/errdemon -l

D、ls -l /var/adm/ras/errlog