Home

80 is the well-known port number for the HTTP service.

A. True.

B. False.

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

You can do it
  1. --------------- is/are used for error detection.
  2. You are browsing www.microsoft.com on a machine named host.contoso.org.. What is the order of domain…
  3. Which class of IP addressing was not brought in much use?
  4. Which of the following provides a structure for conveying message through TCP/IP network to host?
  5. Which layer use User Datagram Protocol (UDP) and Transmission Control Protocol (TCP)?
  6. What is the length of MARKER field in BGP message header?
  7. Destination physical address in ARP request is a ………………………….address.
  8. The worldwide Internet is a well-known example of ------------------.
  9. Which is the port used by POP3?
  10. A time exceeded message is generated if ………………………………………………….
  11. What can be used in the place of DNS to resolve host names to IP addresses?
  12. What is the default subnet mask for a class A network?
  13. Which of these is a feature of hubs?
  14. Which of the following request in Session Initiation Protocol (SIP) queries the capabilities of servers?
  15. What is the default subnet mask for a class B network?
  16. Class C network address class supports 65,534 hosts.
  17. Which of the following can be used to transfer files from a Unix server?
  18. Internet Research Task Force (IRTF) body looks after ________.
  19. In an autonomous system with n areas, how many areas are connected to the backbone?
  20. Which of the following protocol is used by Integrated Services for signaling of the reservation messages?
  21. Your network has gotten a single class C address but has 300 computers. How can you connect them to…
  22. Which of the following protocols is described in RFC 793?
  23. Select the class C IP address from the following:
  24. UDP datagram has a header, which is of ________.
  25. FTP servers by default listen on port ________ for incoming connections from FTP clients.
  26. Which of the following is currently a de facto standard, commonly used for point-to-point serial connections…
  27. If user A wants to send an encrypted message to user B, the plaintext is encrypted with the public key…
  28. T1 makes up 24 channels.
  29. Which of these is an example for unguided transmission?
  30. This mapping of name to IP address is done by …………………………….