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Free Practice Quiz Question List

6 SOHO Network Setup and Troubleshooting Online Quiz Questions

Use this free practice quiz with 20 questions to review 6 SOHO Network Setup and Troubleshooting, test your knowledge, and prepare for your next test or exam.

20 questions
01
Written response
1 point

Which TCP port is commonly used by SSH for secure remote command-line access?

02
Fill in the blank
1 point

An access point provides Wi-Fi access to a network.

03
Choose one
1 point

Which port and transport are used by HTTP/3?

  1. A

    HTTP/3 uses TCP port 80.

  2. B

    HTTP/3 uses UDP port 443.

  3. C

    HTTP/3 uses UDP port 53.

  4. D

    HTTP/3 uses TCP port 22.

04
True or false
1 point

True or false: If a device does not respond to ping, that alone proves it is offline.

  1. A

    True

  2. B

    False

05
Choose one
1 point

When connecting a separate modem/ONT and router, which arrangement correctly connects the internet service and a wired computer?

  1. A

    Connect the modem/ONT to a router LAN port and the computer to the WAN port.

  2. B

    Connect the modem/ONT to the router's WAN/Internet port and the computer to a LAN port.

  3. C

    Connect both the modem/ONT and computer to the router's WAN/Internet port.

  4. D

    Connect the modem/ONT to a switch, then connect the switch only to a router LAN port.

06
Written response
1 point

In the example IPv4 plan, what router address do clients use as their default gateway?

07
Fill in the blank
1 point

A device address beginning with 169.254 can indicate that the device did not receive valid .

08
Choose all
1 point

Which actions are recommended when securing a SOHO router? Select all correct choices.

  1. A

    Change the default administrator password.

  2. B

    Keep the default administrator password if the Wi-Fi password is strong.

  3. C

    Install router firmware updates.

  4. D

    Use WPA3-Personal when all devices support it.

09
True or false
1 point

True or false: A DHCP reservation can give a printer a predictable address while leaving address management in the router.

  1. A

    True

  2. B

    False

10
Choose one
1 point

You need to assign a device a fixed IPv4 address manually. Which choice follows the network's address plan safely?

  1. A

    Use an address in the same subnet, outside the DHCP pool, and not used by another device.

  2. B

    Choose any address outside the local subnet so it cannot conflict with clients.

  3. C

    Use an address inside the DHCP pool because the router will prevent conflicts.

  4. D

    Use the router's address so the device can reach the internet.

11
Choose all
1 point

A user reports that one device cannot connect, but other devices seem to work. Which initial troubleshooting actions are appropriate? Select all correct choices.

  1. A

    Determine whether the problem affects one device or several.

  2. B

    Factory-reset the router immediately, before checking connections or scope.

  3. C

    Inspect the affected device's IP address and gateway settings.

  4. D

    Assume the ISP is at fault whenever one device cannot connect.

12
Open ended
1 point

A computer can reach its router, but websites do not load and domain names fail to resolve. Describe a suitable next diagnostic test and what the result would help you investigate.

13
Choose one
1 point

A laptop is configured for automatic network settings. Which router service normally supplies its IP address, gateway, and DNS settings?

  1. A

    It encrypts Wi-Fi traffic between a client and the router.

  2. B

    It automatically supplies clients with an IP address and network settings such as the gateway and DNS server.

  3. C

    It translates domain names into IP addresses.

  4. D

    It adds Ethernet ports to a local network.

14
True or false
1 point

True or false: If some devices do not support WPA3-Personal, WPA2-Personal is a suitable fallback, while WEP should be avoided.

  1. A

    True

  2. B

    False

15
Choose one
1 point

When setting up a separate modem or ONT and router, where should you connect the modem/ONT’s Ethernet output?

  1. A

    Connect the modem/ONT to a router LAN port.

  2. B

    Connect the modem/ONT to the router’s WAN/Internet port.

  3. C

    Connect the modem/ONT to an Ethernet switch port and the router to a client port.

  4. D

    Connect the modem/ONT to the router’s Wi-Fi access point.

16
Choose one
1 point

A printer should keep a consistent IP address, and you want address management to remain centralized in the router. Which approach best fits this goal?

  1. A

    Manually assign an address inside the DHCP pool without checking whether it is in use.

  2. B

    Disable DHCP for every client and configure each device separately.

  3. C

    Create a DHCP reservation for the device in the router.

  4. D

    Enable port forwarding to the device.

17
Choose one
1 point

A household’s devices do not all support WPA3. Which Wi-Fi security choice follows the recommended setup guidance?

  1. A

    Use WPA3-Personal if every device supports it; otherwise use WPA2-Personal.

  2. B

    Use WEP if any device has trouble connecting to WPA3.

  3. C

    Use an open network and rely on the router firewall.

  4. D

    Use WPA only if the Wi-Fi passphrase is long.

18
Choose one
1 point

A router offers guest Wi-Fi isolation. What is a useful reason to enable it for visitors or less-trusted smart devices?

  1. A

    It guarantees that guest devices cannot use the internet.

  2. B

    It can help keep visitors or less-trusted devices separated from the main network.

  3. C

    It assigns every guest a permanent public IP address.

  4. D

    It replaces the need for a router firewall.

19
Written response
1 point

Which TCP port is typically assigned to SSH?

20
Written response
1 point

On Windows, which command can you run to test DNS lookup for example.com?