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preamble field of 802.3 frames is encoded using ------------------- encoding

A. Manchester

B. differential Manchester

C. Bi polar

D. uni polar

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  1. A node, which is more powerful, and can handle local information processing or graphics processing is…
  2. The Point-to-Point Protocol (PPP) is described in which of the following?
  3. Which cable type is immune to outside interference and crosstalk?
  4. TCP protocol is responsible for logical addressing and delivery of packets.
  5. 17. Which of the following use default routes for inter-domain routing?
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  7. 80 is the well-known port number for the HTTP service.
  8. Which of the following fields holds the packets of several protocols?
  9. preamble field of 802.3 frames is encoded using ------------------- encoding
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  11. What is the maximum size of IP header in the UDP Datagram format?
  12. Using a class B address maximum of …………………networks can be…
  13. How many 64-Kbps channels are used on an ISDN BRI?
  14. _______ Domain name corresponds to US military.
  15. FDDI operates on 100 Mbps.
  16. Which is the port used by HTTPS?
  17. This mapping of name to IP address is done by …………………………….
  18. Which of the following request in Session Initiation Protocol (SIP) queries the capabilities of servers?
  19. OSPF is based on …………………
  20. How many 64-Kbps channels are used on an ISDN BRI?
  21. You have a network card with only one connector, which looks like a place to plug an oversized phone…
  22. Which of the following headers does a router look at to find how to route a data packet?
  23. ________acts as source and destination for IP traffic.
  24. Which of the following can be used to transfer files from a Unix server?
  25. Which of these is a feature of hubs?
  26. AppleTalk protocol configures hosts in zones on the network.
  27. Which of the following is required to communicate between two computers?
  28. 80 is the well-known port number for the HTTP service.
  29. ------------------- is/ are caused by the random motion of the electrons in a wire and is unavoidable.
  30. Which layer of the OSI model does a switch operate in?