Networking Commands and Domain Naming Answer Key

Answers: 1. c 2. c 3. d 4. c 5. c 6. c 7. b 8. a 9. d 10.a 11.a 12.a 13.c 14.a 15.c 16.c 17.b 18.b 19.b 20.b Quiz 3 Question 1: Which command displays the full list of available objects and commands? a. ip link show b. ip address show c. ip help d. ip link help Question 2: Brent recently received funding for his fast-food chain in Michigan. As a result, he hires Angela to set up a top-level domain so that she can start an online delivery system through his web portal as well. He wants Angela to put a unique domain name so that his website appears a little different from the other competitors. Analyze which of the following top-level domain names Angela should opt for under such requirements. a. .eu b. .com c. .biz d. .mil Question 3: HCL Industries are keen on allowing its employees a work-from-home option for their respective jobs. You have been hired to establish a secure and encrypted control for remote Windows computers. Which of the following ports will you use to establish this connection? a. Port 3306 b. Port 5061 c. Port 1433 d. Port 3389 Question 4: Identify which of the following statements is Correct. a. The approximate number of possible networks in class B IPv4 is 126. b. IPv4 is categorized into three classes. c. A 32-bit IPv4 address is organized into four groups of 8 bits each. d. The first part of an IP address identifies the host, and the last part identifies the network. Question 5: Joseph is the managing director of Ideakt Cellular World Pvt Ltd., and he wants you to create an IPv6 network that has one-to-one type of data transmission between his personal department and the company's administration office. Which of the following types of IPv6 addresses would you apply in such a situation? a. Multicast address b. Anycast address c. Unicast address d. Loopback address Question 6: Katy, a senior technician, wants to document all the devices that are connected to the network of Ford Industries, which has a large complex network. She wants to ensure that all information in the network, including the hostnames, manufacturer names, operating systems, and IP addresses, are well-documented. Which of the following tools should she opt for to carry this out? a. Nmap b. dig c. IP scanner d. ipconfig Question 7: Matt, a senior technician, has installed a switch for the purpose of identifying devices on the LAN. Analyze which of the following addressing methods Matt should follow so that the switch can quickly and efficiently direct the network traffic to its destination. a. Application layer domain b. MAC address c. IP address d. Transport layer ports Question 8: Silicone Printers has raised a ticket claiming that it was unable to view websites from its workstations, because with every attempted access, the system displayed an error message that read "there is another device using the same IP address." What would you, as a network engineer, check for in such a scenario? a. Duplicate IP addresses b. Incorrect gateway c. Incorrect subnet mask d. DHCP scope exhaustion Question 9: The Mosiac Music School has hired Kirk to set up a SIP protocol for a collaborative multimedia conference session that will be limited to the selected students opting for music theory. Which of the following ports should he use in such a situation so that the required encryption can be provided? a. 5060 b. 993 c. 995 d. 5061 Question 10: Vialom network has organized an online web concert featuring various well-known pop stars, which will stream globally. It has contacted JMT internet services to help the company in delivering a single video stream to multiple receivers so that there is minimal network traffic. Analyze which of the following IPv6 addresses it should use in this case. a. Multicast address b. Unicast address c. Loopback address d. Link local address Question 11: What is the secure port for HTTPS? a. 443 b. 587 c. 23 d. 80 Question 12: Which of the following command-line tools is used to display current TCP/IP addressing and domain name information on a Windows computer? a. ipconfig b. ip c. dig d. ping Question 13: Which of the following hostname commands resolves a device's hostname with its IP address on the network? a. sudo hostname b. hostname -A c. hostname -I d. hostname Question 14: Which of the following manages the dynamic distribution of IP addresses to devices on a network? a. A DHCP b. NAT c. A MAC address d. A gateway Question 15: Which of the following ports range from 49152 to 65535 and are open for use without restriction? a. Registered ports b. Well-known ports c. Dynamic and private ports d. Sockets Question 16: Which of the following protocols is used to synchronize clocks on computers throughout a network? a. LDAP b. IMAP4 c. NTP d. TFTP Question 17: Which of the following sockets will you apply to a standard Telnet port TCP23 where the host has an IP address of 10.43.3.87? a. 10:23.43.3.87 b. 10.43.3.87:23 c. 10.43.23.3.87 d. 10.43.3:23.87 Question 18: Wilson Breweries has called you to its office space to troubleshoot an error wherein there is an issue with outgoing email messages as a result of which the logistics are getting delayed. Which of the following ports would you troubleshoot to sort out this issue? a. 53 b. 25 c. 21 d. 23 Question 19: Your client has hired you to troubleshoot a network error. On inspection, it can be seen that the client has a static IP address, subnet mask, and default gateway all configured correctly. You open a browser to check the connection, and you can't get to a web page. You open a PowerShell window, ping the gateway, and ping Google's public DNS server, and everything is working. But you still can't navigate to websites. What kind of problem are you most likely to be experiencing? a. Duplicate IP address b. Incorrect DNS c. Incorrect subnet mask d. Incorrect IP address Question 20: Which of the following ports should you ping to verify that your network card and network stack are working properly? a. ping 255.255.255.255 b. ping 127.0.0.1 c. ping 192.168.0.0 d. ping 10.0.0.1