Q: What does LAN stand for? or Q: What is the meaning of LAN? Local area network Locally available network Large area network Little area network Explanation: The abbreviation for “Local Area Network” is “LAN.” It is a network that is restricted to a very small geographic region, such a single building or a school, and is not accessible outside of…
-
-
Which of the following is an example of a network layer (layer 3) protocol in the five-layer TCP/IP model?
Q: Which of the following is an example of a network layer (layer 3) protocol in the five-layer TCP/IP model? or Q: In the five-layer TCP/IP paradigm, which of the following is an example of a network layer (layer 3) protocol? IP TCP UDP Ethernet Explanation: Within the TCP/IP paradigm, the network layer is in charge of both the routing and…
-
What’s a router?
Q: What’s a router? or Q: A router: what is it? A physical layer device that prevents crosstalk A device that knows how to forward data between independent networks. A physical layer device that allows connections for many computers at once A more advanced version of a switch Explanation: A networking device known as a router is used to link two…
-
What kind of wiring is in cables that communicate in voltage changes that are received by the receiving device as ones and zeros?
Q: What kind of wiring is in cables that communicate in voltage changes that are received by the receiving device as ones and zeros? or Q: How are connections wired to exchange voltage changes that the receiving device interprets as ones and zeros? Gold Fiber Aluminum Copper Explanation: It seems as if you are describing the wiring that is used in…
-
What modulation type is used for computer networks?
Q: What modulation type is used for computer networks? or Q: In what kind of modulation are computer networks based? Answers Line coding Line crimping Simplex communication RJ45 Explanation: In contrast to analog communication systems, modulation does not play the same role in computer networks as it does in the conventional sense. In its place, digital data is often delivered via…
-
Which protocol handles delivery of information from one network to another?
Q: Which protocol handles delivery of information from one network to another? or Q: Which protocol is in charge of information transfer across networks? HTTP IP TCP FTP Explanation: The Internet Protocol (IP) is the name of the protocol that is responsible for managing the transmission of information from one network to another. TCP/IP is the most used protocol suite for…
-
You are having trouble connecting to the Internet, so you call your Service Provider for help. They need to know the permanent unique identifier address of your specific device so they can help troubleshoot it. What address are they asking for?
Q: You are having trouble connecting to the Internet, so you call your Service Provider for help. They need to know the permanent unique identifier address of your specific device so they can help troubleshoot it. What address are they asking for? or Q: You contact your service provider for assistance because you are experiencing problems connecting to the Internet.…
-
Which one of these translates human readable words to IP addresses for the computer?
Q: Which one of these translates human readable words to IP addresses for the computer? or Q: Which of these converts words that are readable by humans into computer IP addresses? ICANN URL DNS TCP/IP Explanation: The Domain Name System (DNS) is the component that is responsible for providing the computer with a translation from language understandable by humans to IP…
-
You’re browsing the Web, and type in www.google.com in the address line. Instead of the website, an error screen appears. You type in 216.58.214.4, and the Google website comes up. What’s the most likely reason for this?
Q: You’re browsing the Web, and type in www.google.com in the address line. Instead of the website, an error screen appears. You type in 216.58.214.4, and the Google website comes up. What’s the most likely reason for this? or Q: While on the internet, you enter www.google.com in the address bar. An error screen shows in place of the webpage.…
-
How many bits are in an IPv6 address?
Q: How many bits are in an IPv6 address? or Q: What is the bit count of an IPv6 address? 128 256 64 32 Explanation: 128 individual bits make up an IPv6 address. This is a significant increase compared to the 32-bit length of IPv4 addresses. The increased address length of IPv6 provides for an exponentially higher number of unique addresses,…