In a change control environment, which one of the following REDUCES the assurance of proper changes to source programs in production status、

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• 1Virtual Private Network software typically encrypts all of the following EXCEPT

  A.File transfer protocol

  B.Data link messaging

  C.HTTP protocol

  D.Session information

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• 2The following are fire detector types EXCEPT:

  A.smoke activated

  B.flame actuated

  C.acoustical-seismic detection system

  D.heat activated

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• 3DNS, FTP, TFTP, SNMP are provided at what level of the OSI/ISO model、

  A.Application

  B.Network

  C.Presentation

  D.Transport

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• 4Which one of the following CANNOT be prevented by the Secure Shell (SSH) program、

  A.Internet Protocol (IP) spoofing.

  B.Data manipulation during transmissions.

  C.Network based birthday attack.

  D.Compromise of the source/destination host.

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• 5A firewall can be classified as a:

  A.Directory based access control.

  B.Rule based access control.

  C.Lattice based access control.

  D.ID based access control.

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• 6Which of the following is an ip address that is private (i.e. reserved for internal networks, and not a valid address to use on the Internet、

  A.192.168.42.5

  B.192.166.42.5

  C.192.175.42.5

  D.172.1.42.5

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• 7The absence or weakness in a system that may possibly be exploited is called a(n)、

  A.Threat

  B.Exposure

  C.Vulnerability

  D.Risk

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• 8What the protocol does “Ping” command use、

  A.Http

  B.Https

  C.SNMP

  D.ICMP

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• 9What is the protocol does email system use、

  A.SMTP

  B.Telnet

  C.TLS

  D.IMAP

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