of the following is the primary security feature of a proxy server、

试卷相关题目

• 1What is the most effective means of determining how controls are functioning within an operating system、

  A.Interview with computer operator

  B.Review of software control features and/or parameters

  C.Review of operating system manual

  D.Interview with product vendor

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• 2If the computer system being used contains confidential information, users must not:

  A.Leave their computer without first logging off.

  B.Share their desks.

  C.Encrypt their passwords.

  D.Communicate

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• 3The ability to do something with a computer resource can be explicitly enabled or restricted through:

  A.Physical and system-based controls.

  B.Theoretical and system-based controls.

  C.Mental and system-based controls.

  D.Physical and trap-based controls.

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• 4Which of the following steps should be performed first in a business impact analysis (BIA)、

  A.Identify all business units within an organization

  B.Evaluate the impact of disruptive events

  C.Estimate the Recovery Time Objectives (RTO)

  D.Evaluate the criticality of business functions

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• 5are appropriate whenever the function required by the security program involves which of the following、

  A.The use of discriminating judgment

  B.The use of physical force

  C.The operation of access control devices

  D.The need to detect unauthorized access

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• 6Which of the following would constitute the best example of a password to use for access to a system by a network administrator、

  A.holiday

  B.Christmas12

  C.Jenny&30

  D.TrZc&45g

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• 7Which of the following OSI layers does not provide confidentiality、

  A.Presentation

  B.Network

  C.Transport

  D.Session

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• 8A 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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• 9Which 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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• 10DNS, 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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