单项选择题

字段限定检索是指将检索词限定在特定的（）中进行检索。

A.位置
B.检索式
C.数据库
D.字段

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单项选择题

A user reports that their PC is making a strange noise. Which of the following is the cause of the problem?（）

A. A network cable is vibrating against the system case.
B. An internal wire is improperly routed and is hitting the CPU fan.
C. The thermal grease on the CPU has dried out and needs to be replaced.
D. The CPU needs to be reseated.

单项选择题

机关扣减公务员工资统一购买福利彩票的行为，侵犯了公务员的（）。

A. 申诉控告权
B. 获得报酬权
C. 身份保障权
D. 获得工作条件权

单项选择题

Which command would initiate a loopback on a Gigabit Ethernet interface ge-0/0/0?（）

A.# set interfaces ge-0/0/0 unit 0 loopback
B.# set interfaces ge-0/0/0 gigether-options loopback
C.> set interfaces ge-0/0/0 loopback
D.> loopback ge-0/0/0