试题详情
- 单项选择题Which of the following should be used to check a serial port for functionality?（）
A、Loopback plug
B、Toner probe
C、Multimeter
D、Cable tester
- A
关注下方微信公众号，在线模考后查看
热门试题
- Which of the followi
- An administrator ha
- 管理员刚刚为公司内网安装了一个web服务
- Which of the followi
- Which of
- Which of the followi
- An administrat
- An administrator is
- What is
- A laptop will not ou
- An IT manager is con
- A section of the bu
- Which of
- Which of the followi
- Which of
- Which of
- Which of
- Which command&
- An administrat
- At which of the foll