单项选择题

Which of the following describes a secure connection over the Internet between two sites?（）

A. FTP
B. VLAN
C. VPN
D. HTTP

点击查看答案

上一题目录下一题

相关考题

单项选择题

Several users have recently been calling the helpdesk about a recent network outage. These calls have increased in the last hour and are all by different users calling about the same issue. Which of the following types of communication skills should the helpdesk technicians MOST likely exercise while answering each call? （）

A. Talk to co-workers while interacting with customers to help diagnose the issues
B. Be culturally sensitive
C. Provide each user with a complete, detailed report of the current outage status
D. Listen and do not interrupt a customer and then provide a brief status update

单项选择题

There are several technicians working on various systems on a new workbench. Which of thefollowing should be reviewed to ensure all proper procedures are followed to help reduce anypossible issues?（）

A. MSDS
B. OEM
C. ESD
D. EMI

单项选择题

Which of the following is a layer 3 device that separates broadcast domains?（）

A. Network Interface Card
B. Hub
C. Bridge
D. Router

备案号：湘ICP备2022003000号-1

微信扫一扫,加关注免费搜题