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Final quiz · 20 questions

Network Essentials — Final Quiz

Answer all 20 questions. Score 14 or more (70%) to receive your certificate. You can retake the quiz as many times as you like.

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Question 1 of 20Chapter 1What is the main difference between a LAN and a WAN?
Question 2 of 20Chapter 1In a star topology, how are devices connected?
Question 3 of 20Chapter 2How many layers does the OSI reference model have?
Question 4 of 20Chapter 2Which OSI layer is responsible for logical (IP) addressing and routing?
Question 5 of 20Chapter 3Which connector is used for most modern twisted-pair Ethernet cabling?
Question 6 of 20Chapter 3What is attenuation?
Question 7 of 20Chapter 4How does a switch decide where to send a frame?
Question 8 of 20Chapter 4What does a router do?
Question 9 of 20Chapter 5Which statement correctly compares TCP and UDP?
Question 10 of 20Chapter 6How long is an IPv4 address?
Question 11 of 20Chapter 6How long is an IPv6 address?
Question 12 of 20Chapter 6A computer gives itself the address 169.254.10.5. What does this mean?
Question 13 of 20Chapter 6What is the main purpose of Network Address Translation (NAT)?
Question 14 of 20Chapter 7Which IEEE 802 standard defines Ethernet (CSMA/CD)?
Question 15 of 20Chapter 8Which family of IEEE standards defines wireless LANs (Wi-Fi)?
Question 16 of 20Chapter 10What does the ping command send to test whether a remote machine is reachable?
Question 17 of 20Chapter 10Which command-line tools are used to query DNS records?
Question 18 of 20Chapter 11What does “uptime” measure?
Question 19 of 20Chapter 12According to the book, what is Step 1 of the troubleshooting process?
Question 20 of 20Chapter 15In network security, what does AAA stand for?
0 of 20 answered