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_____ is a popular online payment system used on many online auction sites.
Q11: The main goal of a(n) _ system
Q12: A(n) _ encryption usually works better for
Q14: How does a global information system (GIS)
Q31: _ is an integrated system that collects
Q49: The _ of 1999 gives digital signatures
Q58: It is easier to modify a complete
Q74: Describe the advantages and disadvantages of group
Q81: E-business builds on the advantages and structures
Q86: A smart card is about the size
Q94: _ is a series of well-defined phases