2021 Trust Management and Applications(Xidian University) 最新满分章节测试答案

本答案对应课程为:点我自动跳转查看
本课程起止时间为:2021-09-06到2021-12-31
本篇答案更新状态:已完结

1. Perspective of Trust Tests

1、 问题:A trust relationship involves at least two entities: a trusting subject named __ and a trusting object named ____.
选项：
A:trustee; trustee
B:trustee; trustor
C:trustor; trustee
D:trustor; trustor
答案: 【trustor; trustee】

2、 问题:Trust is _. The level of trust considered sufficient is _ for each individual in a certain situation.
选项：
A:subjective; the same
B:subjective; different
C:objective; the same
D:objective; different
答案: 【subjective; different】

3、 问题:Which one among the following statements is wrong?
选项：
A:Trust is a multifaceted concept.
B:Trust is a vague term that is difficult to define.
C:A system is trusted if and only if its users trust it.
D:Trust is expressed in the same way in multi-agent systems and software engineering.
答案: 【Trust is expressed in the same way in multi-agent systems and software engineering.】

4、 问题:Which statement about the relationship between trust and security is correct?
选项：
A:Trust is security.
B:It is more complicated to manage security than trust.
C:If a digital system can ensure system security and user safety, it is trusted by its users.
D:To evaluate the trust of a digital system, security, strength, reliability, availability, or other characters of an entity should be considered.
答案: 【To evaluate the trust of a digital system, security, strength, reliability, availability, or other characters of an entity should be considered.】

5、 问题:Which one is not the basic characteristics of trust?
选项：
A:Subjective
B:Measurable
C:Context-aware
D:Dynamic
答案: 【Measurable】

6、 问题:The term _____ denotes the ability of an entity to determine whether, when, and to whom information about itself is to be released or disclosed.
选项：
A:availability
B:security
C:privacy
D:integrity
答案: 【privacy】

7、 问题:The term applied to publicly assess the trustee regarding its earlier behaviors is _____.
选项：
A:reputation
B:honesty
C:trust
D:reliability
答案: 【reputation】

8、 问题:Please indicate which one is not the trustee’s objective property.
选项：
A:security
B:integrity
C:predictability
D:assessment
答案: 【assessment】

9、 问题:Among the following properties, which one is the trustee’s subjective property that influences trust?
选项：
A:disposition
B:honesty
C:confidence
D:belief
答案: 【honesty】

10、 问题:Among the following properties, which one is not the trustor’s objective property that influences trust.
选项：
A:a given set of standards
B:trustor’s standards
C:predictability
D:purpose
答案: 【predictability】

11、 问题:Please find which one is the trustor’s subjective property.
选项：
A:competence
B:feeling
C:honesty
D:goodness
答案: 【feeling】

12、 问题:Trust is subjective because __.
选项：
A:trust develops and evolves due to good experience
B:acceptably sufficient trust levels differ for each entity
C:trust is usually non-monotonically changed with time
D:information about trust can be transmitted/received along a chain of recommendations
答案: 【acceptably sufficient trust levels differ for each entity】

13、 问题:Students trust their teacher to solve a question, while the teacher cannot trust his students to provide the right answer on the same question. This example means trust is _____.
选项：
A:directed
B:subjective
C:dynamic
D:conditionally transferable
答案: 【directed】

14、 问题:Young people would like to trust and use online payment in their daily life. While older people do not trust the online payment and dare not to try it at all. This example shows trust is_____.
选项：
A:directed
B:subjective
C:dynamic
D:conditionally transferable
答案: 【subjective】

15、 问题:Experience may influence the present level of trust. This reveals that ______.
选项：
A:Trust is measurable
B:Trust depends on history
C:Trust is dynamic
D:Trust is conditionally transferable
答案: 【Trust depends on history】

16、 问题:People trust their close friends more than nodding acquaintances. This example means trust is _____.
选项：
A:subjective
B:dynamic
C:measurable
D:context-dependent
答案: 【measurable】

17、 问题:We trust our mathematics teacher to solve a mathematical problem, but we cannot trust him to drive a flight if he has no flight driving license. Therefore, trust is _____.
选项：
A:subjective
B:dynamic
C:measurable
D:context-dependent
答案: 【context-dependent】

18、 问题:If Entity A trusts B and B trusts C, most possibly A could trust C under a certain condition. This implies that __.
选项：
A:trust is measurable
B:trust depends on history
C:trust is dynamic
D:trust is conditionally transferable
答案: 【trust is conditionally transferable】

19、 问题:The approach to handling the dynamic adaption of the trust relationship between two entities is called ______.
选项：
A:learning
B:reasoning
C:trust management
D:trust value
答案: 【trust management】

20、 问题:______ is an important feature for making trust calculations.
选项：
A:Compositionality
B:History-dependency
C:Subjectivity
D:Transferability
答案: 【Compositionality】

21、 问题:Which one among the following statements is wrong?
选项：
A:Trust is highly related to security.
B:If entity A trusts B and B trusts C, then A must trust C.
C:Trust is a concept hard to define because it is itself a vague term.
D:A trust value can be used to represent the different degrees of trust an entity may have in another.
答案: 【If entity A trusts B and B trusts C, then A must trust C.】

22、 问题:In a digital system, trust is an assessment of the __ based on the ____’s criteria and a number of trust attributes.
选项：
A:trustor, trustor
B:trustor, trustee
C:trustee, trustee
D:trustee, trustor
答案: 【trustee, trustor】

【作业】1. Perspective of Trust Assignments

1、 问题:What is trust? Please define trust concerning a certain technology area in information science and computer science. Please also give a general definition.
评分规则: 【 Trust is a widely used term whose definition differs among researchers and application areas.Trust is a qualified belief by a trustor with respect to the competence, honesty, security, and dependability of a trustee within a special context with regard to internet applications. On-line trust is an attitude of confident expectation in an online situation of risk that one’s vulnerabilities will not be exploited. In a multi-agent system, trust is a subjective expectation an agent has about the future behavior of another agent. From a software engineering point of view, trust is accepted dependability. In an ad hoc network, trust has been interpreted as reputation, trusting opinion, probability, etc. More concretely, trust could be defined as the reliability, timeliness, and integrity of message delivery to the intended next-hop of a node.General definition: The confidence, belief, and expectation regarding the reliability, integrity, ability, and other characteristics of an entity
】

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