题目内容

在Excel中“∑”按钮的意思是()。

A. 自动求积
B. 自动求差
C. 自动求商
D. 自动求和

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The sea painter of a rescue boat should be led().

A. forward and outboard of all obstructions
B. forward and inboard of all obstructions
C. up and down from the main deck
D. to the foremost point on the vessel

为使作业现场保持整洁,应采取什么措施?

设备施工中驻站联络员要随时与现场防护员保持联系,若联系中断,现场防护员应立即通知施工负责人,在加强现场防护情况下,可继续作业。()

A. 正确
B. 错误

What is a key characteristic of the Cisco Business Ready Teleworker solution which is different from traditional software-client based Teleworker solutions?()

A. all traffic is encrypted using IPSec and the Triple-DES algorithm
B. full support for all Enterprise applications, including data, voice, and video
C. thousands of Teleworker VPN tunnels can be aggregated to a headquarters location
D. the VPN tunnel is an always on site-to-site VPN connection
E. portability for use while traveling
F. used with broadband Cable/DSL subscriptio

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