What is the role of a digital certificate in TLS? To manage network congestion To prove the identity of the server to the client To increase data transmission speed To compress data before transmission
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When a transaction is processed online, how can the merchant verify the customer's identity? A. use secure sockets layers B. use secure electronic transactions C. use electronic data interchange D. use financial electronic data interchange
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Modulation is used to (A) reduce the band width used (B) separate the transmission of different areas (C) ensure that information may be transmitted to long distance (D) allow the use of practical antennas
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