47.A(n) ______ works on multiple distinct computer systems.
A.autonomous agent
B.distributed agent
C.multi-agent system
D.mobile agent
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48.A(n) _____ is a software agent that can relocate itself onto different computer systems.
A.mobile agent
B.distributed agent
C.intelligent agent
D.autonomous agent
49.What are the best known information agents?
A.Personal agents
B.User agents
C.Predictive agents
D.Buyer agents
55._____ is the concept of learning from ecosystems and adapting their characteristics to human and organizational situations.
A.Evolution
B.Ecology
C.Biomimicry
D.Sociology
53._____ agents are intelligent agents that take action on your behalf.
A.Data-mining
B.User
C.Monitoring-and-surveillance
D.Buyer