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Which of the following states suggests that the connection has been ended either at the
request of the client or for any other reason?

A. Selected state

B. Authenticated state

C. Logout state

D. Non-authenticated state

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

You can do it
  1. In the symmetric-key method of cryptography, which key is publicly known?
  2. What layer of the OSI protocol reference model does a bridge operate under?
  3. Which class of IP addressing was not brought in much use?
  4. Which layer of the OSI model does a switch operate in?
  5. Which of these is a feature of hubs?
  6. Which piece of equipment operates at both the data-link and network layers?
  7. ___________ is based on resources that are present within the Diffserv region.
  8. 25 is used by SMTP
  9. Which of the following protocol is used by Integrated Services for signaling of the reservation messages?
  10. ------------------- is/ are caused by the random motion of the electrons in a wire and is unavoidable.
  11. The generic domain name for air transport industry is ________.
  12. FDDI operates on 100 Mbps.
  13. Which cable type is immune to outside interference and crosstalk?
  14. How many 64-Kbps channels are used on an ISDN BRI?
  15. In flags message attribute, which of the following flag indicates that message has been completed?
  16. What is the maximum length of twisted-pair cable before a signal booster is needed? Select all that…
  17. How many 64-Kbps channels are used on an ISDN BRI?
  18. Which layer use User Datagram Protocol (UDP) and Transmission Control Protocol (TCP)?
  19. In ----------------------- configuration, the switch begins to forward the packet as soon as it is received.…
  20. What is the default subnet mask for a class A network?
  21. BGP is …………………………………….routing…
  22. Your Web server is also configured as an FTP server. What part of the data packet will tell the server…
  23. Which field in Domain Name System message format specifies the class of query?
  24. ARP is defined in RFC _____ and it is a current internet standard, ________
  25. In the IP address 129.2.8.9, what does 129.2 specify?
  26. Which of the following network topologies has the highest level of redundancy?
  27. In an autonomous system with n areas, how many areas are connected to the backbone?
  28. Which of the following protocol resolves a host's hardware address for a known IP address?
  29. In 1996, 36.44% of _________ addresses were brought in use.
  30. T1 makes up 24 channels.