In Secure Electronic Transaction, the description of the purchase and cost is contained in
________ message.

A. Authorization

B. Purchase order

C. Inquiry

D. Capture

Please do not use chat terms. Example: avoid using "grt" instead of "great".

You can do it
  1. Which of the following protocol resolves a host's hardware address for a known IP address?
  2. In the IP address, what does 129.2 specify?
  3. SMTP protocol is responsible for sending email across the Internet
  4. Which of the following connectors is used by UTP on a Fast Ethernet network?
  5. Following are the advantages of tree topologyi) Point-to-point wiring for individual segments.ii) Supported…
  6. Twisted-pair cable uses what type of connector?
  7. You have a network card with the connector in question 43, and it also has a 15 pin female connector,…
  8. FDDI operates on 100 Mbps.
  9. 25 is used by SMTP
  10. _____________ command is used by the client to transfer the job across to the server.
  11. Which of the following is a simplex protocol?
  12. Which OSI model layer provides for encryption and decryption of data?
  13. Which of the following is a media type that is most susceptible to interference?
  14. 17. Which of the following use default routes for inter-domain routing?
  15. At which layer of the OSI model do FTP, SMTP, POP3, and HTTP function?
  16. In an authentication using symmetric keys, if 10 people need to communicate, we need _______ keys.
  17. If user A wants to send an encrypted message to user B, the plaintext is encrypted with the public key…
  18. TCP protocol is responsible for logical addressing and delivery of packets.
  19. OSPF is based on …………………
  20. address is reserved for internal loopback functions.
  21. Your network has gotten a single class C address but has 300 computers. How can you connect them to…
  22. In an autonomous system with n areas, how many areas are connected to the backbone?
  23. FTP servers by default listen on port ________ for incoming connections from FTP clients.
  24. ____________ was developed to support aggregation and summarization of routing information.
  25. A network's Internet connection uses a 128-Kbps Basic Rate Interface (BRI). What type of connection…
  26. How many 64-Kbps channels are used on an ISDN BRI?
  27. Which type of BGP message is sent by a system to notify another router of the senders existence?
  28. What is the maximum distance of single-mode fiber (SMF)?
  29. What is attenuation?
  30. What is the range of multicast addressing?