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………………….is a technique of conversion between the representation of digital data in user equipment and the corresponding signals transmitted over a communications channel.

A. Line coding

B. Demodulation

C. Modulation

D. Segmentation

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  1. ____________ was developed to support aggregation and summarization of routing information.
  2. Which of the following fields holds the packets of several protocols?
  3. E-mail is an example of ………………………… mode…
  4. What is the maximum size of IP header in the UDP Datagram format?
  5. Class C network address class supports 65,534 hosts.
  6. What is the default port for Telnet?
  7. Which of the following protocol resolves a host's hardware address for a known IP address?
  8. Which of the following protocols is not routable?
  9. Data Transmission is not a layer in the OSI model
  10. What is the maximum length of thinnet cable before a signal booster is needed?
  11. How many table entries are supported by global routing table in CIDR?
  12. _______ body looks after the protocol identifiers used over Internet.
  13. What is the default subnet mask for a class A network?
  14. The key concern in the design of transmission system is -------------- and ---------------
  15. ____________ developed to provide a loop-free method of exchanging routing information between autonomous…
  16. 802.5 project standard defines Token Ring.
  17. Select the class C IP address from the following:
  18. Which of the following is the IEEE specification for wireless networks?
  19. You have a network card with the connector in question 43, and it also has a 9 pin female connector.…
  20. Which cable type is immune to outside interference and crosstalk?
  21. In which of the following states after selecting a mailbox, actions can be taken against the mail within…
  22. Which of the following can translate between dissimilar protocols and network types?
  23. Which is the port used by POP3?
  24. OSPF is based on …………………
  25. What is the code used for Interpret As Command (IAC)?
  26. Twisted-pair cable uses what type of connector?
  27. In ________ routing, the tunnel creates a bridge through areas that do not support multicast traffic.
  28. Which of the following is required to communicate between two computers?
  29. Transmission medias are classified into two main categories, which are -------------- and --------------------.
  30. What are the subnet mask in dotted decimal notation for /20 networks?