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| 1. Which of the following is the most popular protocol ever developed? |
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| 2. Which layers of the OSI model are combined in the Application layer of the TCP/IP model? |
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| Session, Presentation, Application |
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| 3. IP provides a _ that identifies your computer on a specific network. |
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| 4. What network device is used to forward a packet to a remote LAN where a destination computer resides? |
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| 5. Which of the following layers of the OSI model do not provide error correction depending on the technologies and protocols in use? |
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| 6. IPv4 addresses are _ numbers divided into four sections called _. |
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| 7. Class A networks are designed by _ octet(s) of an IP address. |
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| 8. Class B network numbers range from _. |
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| 9. Class _ network addresses are special addresses used for transmitting data to multiple hosts at the same time. |
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| 10. What is entered when entering the IP address to specify how many bits of the 32 bits belong to the network portion of the address? |
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| 11. Applications using TCP establish connections with each other through the use of _ or _. |
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| 12. What TCP mechanism provides a means for the receiving device to govern the amount of data sent by sending the device? |
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| 13. _ are used between two TCP applications to forward the correct TCP packet to the proper input buffer. |
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| 14. Which of the following transport protocols is regarded as unreliable? |
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| 15. _ uses a broadcast message to obtain the MAC address for a known IP address. |
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| 16. What type of service is used to resolve a host name to an IP address? |
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| 17. BOOTP servers communicate through port number _ and BOOTP clients communicate through port number _. |
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| 18. _is a simple file transfer protocol that is used when authentication of the user is not necessary. |
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| The protocol that notifies the sender with an error message if a sent IP packet has trouble on its way to the destination is _. |
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| 20. _ is responsible for routing electronic mail on the Internet using TCP and UDP. |
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| 21. The protocol that provides the ability to monitor and control network devices is _. |
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| 22. What protocol is used to encrypt Web pages in a connection between a client and a server, providing the ability to buy products online? |
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| 23. What UDP port number is used by NTP to perform updates? |
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| 24. What protocol can be used to find the IP address of a Web site? |
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| 25. IPv6 addresses are _ bits long. |
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