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E-mail is an example of ………………………… mode of communication where one party can send a note to another person and the recipient need not be online to receive the e-mail.

A. asynchronous

B. synchronous

C. full duplex

D. either A or B

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

You can do it
  1. TCP protocol is responsible for logical addressing and delivery of packets.
  2. Which is the port used by POP3?
  3. In an autonomous system with n areas, how many areas are connected to the backbone?
  4. Using a class B address maximum of …………………networks can be…
  5. What is attenuation?
  6. SMTP protocol is responsible for sending email across the Internet
  7. Which of the following is currently a de facto standard, commonly used for point-to-point serial connections…
  8. Which of these is an example for unguided transmission?
  9. ____________ developed to provide a loop-free method of exchanging routing information between autonomous…
  10. Which of the following is defined in RFC 4366?
  11. What is the pattern of a preamble?
  12. At which layer of the OSI model do FTP, SMTP, POP3, and HTTP function?
  13. In TCP segment format _______indicates start of data.
  14. The special address 'THIS HOST' is referred to as
  15. At which layer of the OSI model do FTP, SMTP, POP3, and HTTP function?
  16. How many 64-Kbps channels are used on an ISDN BRI?
  17. _______ body looks after the protocol identifiers used over Internet.
  18. Select the standard for token ring using token-passing media access.
  19. The Hamming Distance for the codes generated using either even or odd parity will be------------------
  20. T1 makes up 24 channels.
  21. Which of the following is a media type that is most susceptible to interference?
  22. Which of the following connectors is used by UTP on a Fast Ethernet network?
  23. Strings enclosed in _______ quotation marks indicate single tokens.
  24. ------------------- is/ are caused by the random motion of the electrons in a wire and is unavoidable.
  25. --------------- is/are used for error detection.
  26. E-mail is an example of ………………………… mode…
  27. BGP is …………………………………….routing…
  28. Which of the following can provide a backbone network of 600 meters in length without using repeaters?
  29. TCP protocol is responsible for connection-oriented communication
  30. What does a patch cable connect to within an Ethernet network?