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

Related Questions

  1. Identify the topology and network type that uses a central hub with cables connected to workstations.
  2. Which of these is an example for unguided transmission?
  3. You're configuring a dial-up connection to an ISP. Which of the following protocols is used?
  4. Which of the following is the IEEE specification for wireless networks?
  5. Which is the port used by POP3?
  6. What is attenuation?
  7. Which of the following IP addresses are used by multicast devices?
  8. Internet e-mail system based on the ……………………………………………..
  9. Which of the following protocol is used by Integrated Services for signaling of the reservation messages?
  10. Which type of BGP message is sent by a system to notify another router of the senders existence?
  11. Strings enclosed in _______ quotation marks indicate single tokens.
  12. Which of the following filed represents the sender of the message in an electronic mail?
  13. What is the distance limitation of Cat5 UTP?
  14. Which of these cable is/are used to connect devices to hubs and switches.
  15. What is the range of multicast addressing?
  16. _______ body looks after the protocol identifiers used over Internet.
  17. Using a class B address maximum of …………………networks can be…
  18. ----------------is a static algorithm in which every incoming packet is sent out on every outgoing line…
  19. Which of the following fields holds the packets of several protocols?
  20. Which class of IP addressing was not brought in much use?
  21. The worldwide Internet is a well-known example of ------------------.
  22. The Point-to-Point Protocol (PPP) is described in which of the following?
  23. What is the default subnet mask for a class B network?
  24. Which of the following protocols are considered unreliable or connectionless?
  25. _________ is a type of domain name queries.
  26. Which of the following protocol resolves a host's hardware address for a known IP address?
  27. Which of the following is the port used by SMTP?
  28. When collection of various computers seems a single coherent system to its client, then it is called…
  29. ________is a multicast extension to OSPF Version 2.
  30. What is the pattern of a preamble?

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