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设f（x)＝22＋3x－2，则当x→0时（)．A．f（x)是x等价无穷小B．f（x)与x是同阶但非等价无穷小C．f（x)比x更高阶

设f(x)＝22＋3x－2，则当x→0时()．

A．f(x)是x等价无穷小

B．f(x)与x是同阶但非等价无穷小

C．f(x)比x更高阶的无穷小

D．f(x)是比x较低阶的无穷小

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更多“设f（x)＝22＋3x－2，则当x→0时（)．A．f（x)是x等价无穷小B．f（x)与x是同阶但非等价无穷小C．f（x)比x更高阶”相关的问题

第1题

You are the network consultant from passguide.com. Could you please tell customers what strategy will protect network resources and services from unauthorized actions？（）

A.Content storage networking

B.Network optimization

C.Network management

D.Network security

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第2题

You are the network consultant from passguide.com. You should tell your clients Two technologies help them save much time from complex computing. （）

A.VPN

B.InfiniBand

C.SCSI over IP

D.Remote Direct Memory Access

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第3题

You are the network consultant from passguide.com. Do you know what attacks are software based attacks that disable your computer and attack user by e-mail？（）

A．Executable

B．Trojan

C．Virus

D．Worm

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第4题

You are the network consultant from passguide.com. Do you know what attacks are software based attacks that disable your computer and attack user by e-mail？（）

A．Virus

B．Worm

C．Trojan

D．Executable

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第5题

You are the network consultant from passguide.com. In which situation you will advice your customer to implement data centers？（）

A.Protecting the business from information outages

B.Optimizing the efficiency with which IT operates

C.An increased need for specialized IT silos

D.IT systems grow fast

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第6题

You are the network consultant from passguide.com. You have been asked for which two features of optical networks allow data to be transmitted over extremely long distances？（）

A.Encryption

B.Bandwidth limits

C.Minimal signal loss

D.No EMI

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第7题

You are the network consultant from passguide.com. You have been asked for which two features of optical networks allow data to be transmitted over extremely long distances？（）

A.Encryption

B.Minimal signal loss

C.Bandwidth limits

D.No EMI

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第8题

You are the network administrator for passguide.com. Which device will you install in your computer to make wireless connections you and a network？（）

A.Wireless router

B.Hub

C.Repeater

D.Wireless network adapter

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第9题

You are the network consultant from Cisco.com. Please point out which Layer 2 access designs does not support VLAN extensions？（）

A. Flex Links

B. loop-free U

C. looped square

D. looped triangle

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第10题

You are the network consultant from pass4sure.com. One of your customer has six sites, thr

ee of which process a large amount of traffic among them. He plans to grow the number of sites in the future. Which is the most appropriate design topology？（）

A.full mesh

B.peer-to-peer

C.partial mesh

D.hub and spoke

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