Networking

A technician is adding a wireless access point (AP) in an outbuilding connected via Ethernet to the main office network (192.168.1.0/24). After configuring the AP with a static IP of 192.168.1.250, clients can connect to Wi-Fi but cannot access the internet. The main office devices have no issues. What is the most likely cause?

Question 3mediummultiple choice

A small office has a DHCP server that assigns IP addresses in the range 192.168.1.100 to 192.168.1.200. A file server needs a static IP address of 192.168.1.10. Which method should the technician use to ensure the server always receives that IP address without manually configuring the network adapter on the server?

Question 4mediummultiple choice

A company has a router with four Ethernet ports. They need to connect 12 wired devices in the same LAN segment. All devices must receive IP addresses from the same DHCP server running on the router. Which device should the technician add?

Question 5mediummultiple choice

A technician installs a new VoIP phone that receives power via PoE from a managed switch. The phone powers on but cannot register with the call server. A PC connected to the phone's passthrough port obtains an IP address and accesses the internet normally. Which of the following is the most likely cause of the phone's failure?

Question 6mediummultiple choice

A network technician is troubleshooting a connectivity issue in a small office. A user's computer obtains an IP address starting with 169.254.x.x. The network uses DHCP from a router with IP 192.168.1.1. The technician checks the cable and sees the link light is on. The computer was working yesterday. Which of the following is the most likely cause?

Question 7mediummultiple choice

A technician is replacing a 10/100 Mbps network switch with a new Gigabit switch. After connecting all devices, the technician notices that the link LEDs on several ports are showing amber instead of green. The switch documentation states that green indicates a 1000 Mbps link, and amber indicates a 10/100 Mbps link. All connected devices support Gigabit Ethernet. Which of the following is the MOST likely cause of this issue?

Question 8mediummultiple choice

A user reports that their laptop can see the company's Wi-Fi SSID but cannot connect to the network. Other users in the same area can connect without issues. The technician verifies that the laptop's wireless adapter is enabled and that the wireless security key is correct. Which of the following should the technician check NEXT?

Question 9mediummultiple choice

A technician is setting up a small network with a router, a 24-port unmanaged switch, and 15 computers. The router's DHCP server assigns IP addresses in the 192.168.1.0/24 range. All computers get valid IP addresses and can access the internet, but they cannot see each other in the network discovery list. Which of the following is the MOST likely cause?

Question 10mediummultiple choice

An ISP provides a cable modem with a single Ethernet port. A technician needs to set up a small office network with 25 workstations that require internet access and must be on the same subnet. The technician has a 24-port unmanaged switch and a 48-port unmanaged switch. Which of the following is the MOST appropriate method to connect the devices?

Question 11easymultiple choice

A small office has a router that provides DHCP services. Several users report that they cannot access the internet, but they can still access shared folders on the local network. The technician checks one user's computer and sees an IP address of 169.254.10.25. Which of the following is the MOST likely cause of the issue?

Question 12hardmultiple choice

A network technician is installing a new IP security camera that requires Power over Ethernet (PoE) IEEE 802.3af. The technician runs a new Cat6 Ethernet cable between a PoE switch port and the camera. The switch is PoE-enabled and configured to supply power. When the camera is connected, it does not power on. The technician tests the cable with a continuity tester, and all eight wires pass. Which of the following is the most likely cause of the issue?

Question 13hardmultiple choice

A network administrator configures a new managed switch with 24 ports. All ports are in the same VLAN (VLAN 1) by default. The administrator then changes ports 1-12 to VLAN 10 and ports 13-24 to VLAN 20. Computers connected to ports in different VLANs are assigned IP addresses from the same DHCP server. Which of the following is a direct consequence of this configuration?

Question 14mediummultiple choice

A technician is setting up a small office network with a router that has integrated DHCP and a 24-port unmanaged switch. All computers are connected to the switch. Users report that they can access the internet but cannot see each other in Network Neighborhood. The technician checks and finds that all computers have IP addresses in the 192.168.1.0/24 range but with different subnet masks: some have 255.255.255.0, others have 255.255.0.0. Which of the following is the most likely cause?

Question 15mediummultiple choice

A technician is setting up a small office network with a wireless router serving as the DHCP server and an unmanaged 24-port switch. All desktop computers are connected to the switch via Ethernet cables. The computers can access the internet without any issues, but they cannot see each other in the network discovery list or ping each other by IP address. The technician checks the IP configuration on one computer and finds it has an IP address of 192.168.1.10 with a subnet mask of 255.255.255.0. The technician can ping the router (192.168.1.1). Which of the following is the MOST likely cause of this issue?

Question 16mediummultiple choice

A user reports that their desktop computer can access shared files on the local network but cannot reach the internet. The technician checks the IP configuration and sees the address 169.254.25.100 with a subnet mask of 255.255.0.0. Other computers on the same subnet can access the internet normally. Which of the following is the MOST likely cause?

Question 17mediummultiple choice

A technician sets up a small office network with a wireless router (with integrated DHCP) connected to an unmanaged 24-port switch. All desktop computers are connected to the switch via Ethernet cables. The computers can access the internet without issues, but they cannot ping each other by IP address. The technician checks one computer and sees an IP address of 192.168.1.10 with a subnet mask of 255.255.255.0, and can ping the router at 192.168.1.1. Which of the following is the MOST likely cause?

Question 18easymultiple choice

A user reports that they can access the internet by typing an IP address (e.g., 8.8.8.8) into their web browser, but they cannot access websites using domain names (e.g., www.example.com). Which of the following network services is MOST likely not functioning correctly?

Question 19mediummultiple choice

A user reports that they can access internal network resources and the internet by IP address, but cannot browse websites using domain names. Other users on the same network can browse the internet normally. Which of the following should the technician do FIRST?

Question 20mediummultiple choice

A network technician is troubleshooting a small office where several users cannot connect to the network. The DHCP server shows that the scope is 80% utilized. The technician checks the IP configuration of an affected computer and sees an IP address of 169.254.15.200 with a subnet mask of 255.255.0.0. Which of the following is the MOST likely cause of the issue?

Question 21easymultiple choice

A technician is troubleshooting a desktop computer that cannot access the internet. The computer is configured with a static IP address of 10.0.0.15, subnet mask 255.255.255.0, and default gateway 10.0.0.1. The technician can ping the default gateway successfully but cannot ping the public IP address 8.8.8.8. Other devices on the same network can access the internet normally. Which of the following is the MOST likely cause?

Question 22mediummultiple choice

A user reports that they can access internal company web servers by IP address (e.g., http://10.0.1.50) but not by hostname (e.g., http://intranet). Other users on the same network can access the intranet by hostname without issue. The technician checks the computer's IP settings and sees that the DNS server address is manually set to 8.8.8.8. Which of the following is the MOST likely cause?

Question 23mediummultiple choice

A network administrator recently installed a new firewall to replace an older router. After the installation, users can access the internet but cannot reach internal web servers by hostname (e.g., http://intranet). They can, however, access those servers by IP address. The administrator verifies that the DNS server is functioning and other traffic between the LAN and the internal server VLAN is allowed. What is the MOST likely cause of this issue?

Question 24mediummultiple choice

A technician is troubleshooting a small office network where Windows computers can ping each other by IP address but cannot access shared folders using Universal Naming Convention (UNC) paths (e.g., \\COMPUTER1\Share). The computers are all in the same workgroup and subnet. The technician checks the network settings and sees that all computers have the correct default gateway and DNS server configured. Which of the following should the technician verify?

Question 25mediummultiple choice

A small office has a network with a router providing DHCP, an unmanaged switch, and several workstations. A user can access the internet but cannot print to a network printer that has a static IP address of 192.168.1.100. The user's workstation has an IP of 192.168.1.50. The printer is powered on and its network cable is connected to the switch. Which of the following should the technician do FIRST to troubleshoot the issue?

Question 26mediummultiple choice

A network technician is configuring a managed switch for a small office. The security requirement is that only specific authorized devices should be allowed to connect to the network via the switch ports. The technician wants to automatically learn the MAC addresses of devices as they connect and lock them to the port to prevent unauthorized devices from using the same port. Which switch feature should be configured to accomplish this?

Question 27easymultiple choice

A small office wants to provide guest Wi-Fi access without allowing guests to access the internal company network. Which of the following is the BEST way to isolate guest traffic?

Question 28mediummultiple choice

A small office has a network with a router providing DHCP. A user's computer can access the internet but cannot print to a network printer by its IP address. Other computers on the same network can print to the printer. The technician pings the printer's IP from the affected computer and gets a response. Which of the following should the technician check NEXT?

Question 29mediummultiple choice

A user reports that they can access the internet and browse websites normally, but they cannot access a shared network drive that is mapped to a static IP address (\\10.10.10.50\shared). The technician can successfully ping 10.10.10.50 from the user's computer. Which of the following should the technician check NEXT?

Question 30mediummultiple choice

A network administrator sets up a new file server with a static IP address of 192.168.1.100. The server is connected to the company's main switch. For the first few hours, all clients can reach the server without issues. The next day, clients report they cannot connect to the server. The administrator finds that the server's IP address has been reassigned to a different device. The DHCP server is configured with a scope from 192.168.1.50 to 192.168.1.150. Which of the following is the BEST permanent solution to prevent this issue?

Question 31mediummultiple choice

Full Practice Test →All Objectives

A network technician is configuring a managed switch for a small office. The security policy requires that only specific authorized devices should be allowed to connect to the network via the switch ports. The technician wants the switch to automatically learn the MAC addresses of the first device that connects to each port and then lock that port to only that MAC address. Any other device connecting to the same port should be blocked. Which switch feature should be configured to accomplish this?

More Networking questions available in the full practice test.

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All 220-1101 Objectives

Objective 2.0

Networking

220-1101 Practice Questions

What this objective tests

220-1101 Networking — Key Topics

Networking questions on this certification test your ability to deploy and manage networking concepts in scenario-based situations.

Core Networking concepts and how they apply in real-world cloud scenarios.
How to deploy networking correctly and verify the outcome.
Troubleshooting networking issues by interpreting error output and system state.
Cloud best practices and Networking design trade-offs tested by this certification.

Common exam traps

Where candidates lose marks on Networking

⚠Selecting the most expensive service when a simpler managed option meets the requirement.
⚠Forgetting that cloud resources must be explicitly secured — defaults are rarely secure.
⚠Choosing a global service fix when the issue is region-specific.
⚠Overlooking cost implications of cross-region data transfer in architecture questions.

220-1101 Networking — Practice Questions

30 questions from this objective

Question 2mediummultiple choice

A technician is adding a wireless access point (AP) in an outbuilding connected via Ethernet to the main office network (192.168.1.0/24). After configuring the AP with a static IP of 192.168.1.250, clients can connect to Wi-Fi but cannot access the internet. The main office devices have no issues. What is the most likely cause?

Question 3mediummultiple choice

A small office has a DHCP server that assigns IP addresses in the range 192.168.1.100 to 192.168.1.200. A file server needs a static IP address of 192.168.1.10. Which method should the technician use to ensure the server always receives that IP address without manually configuring the network adapter on the server?

Question 4mediummultiple choice

A company has a router with four Ethernet ports. They need to connect 12 wired devices in the same LAN segment. All devices must receive IP addresses from the same DHCP server running on the router. Which device should the technician add?

Question 5mediummultiple choice

A technician installs a new VoIP phone that receives power via PoE from a managed switch. The phone powers on but cannot register with the call server. A PC connected to the phone's passthrough port obtains an IP address and accesses the internet normally. Which of the following is the most likely cause of the phone's failure?

Question 6mediummultiple choice

A network technician is troubleshooting a connectivity issue in a small office. A user's computer obtains an IP address starting with 169.254.x.x. The network uses DHCP from a router with IP 192.168.1.1. The technician checks the cable and sees the link light is on. The computer was working yesterday. Which of the following is the most likely cause?

Question 7mediummultiple choice

A technician is replacing a 10/100 Mbps network switch with a new Gigabit switch. After connecting all devices, the technician notices that the link LEDs on several ports are showing amber instead of green. The switch documentation states that green indicates a 1000 Mbps link, and amber indicates a 10/100 Mbps link. All connected devices support Gigabit Ethernet. Which of the following is the MOST likely cause of this issue?

Question 8mediummultiple choice

A user reports that their laptop can see the company's Wi-Fi SSID but cannot connect to the network. Other users in the same area can connect without issues. The technician verifies that the laptop's wireless adapter is enabled and that the wireless security key is correct. Which of the following should the technician check NEXT?

Question 9mediummultiple choice

A technician is setting up a small network with a router, a 24-port unmanaged switch, and 15 computers. The router's DHCP server assigns IP addresses in the 192.168.1.0/24 range. All computers get valid IP addresses and can access the internet, but they cannot see each other in the network discovery list. Which of the following is the MOST likely cause?

Question 10mediummultiple choice

An ISP provides a cable modem with a single Ethernet port. A technician needs to set up a small office network with 25 workstations that require internet access and must be on the same subnet. The technician has a 24-port unmanaged switch and a 48-port unmanaged switch. Which of the following is the MOST appropriate method to connect the devices?

Question 11easymultiple choice

A small office has a router that provides DHCP services. Several users report that they cannot access the internet, but they can still access shared folders on the local network. The technician checks one user's computer and sees an IP address of 169.254.10.25. Which of the following is the MOST likely cause of the issue?

Question 12hardmultiple choice

A network technician is installing a new IP security camera that requires Power over Ethernet (PoE) IEEE 802.3af. The technician runs a new Cat6 Ethernet cable between a PoE switch port and the camera. The switch is PoE-enabled and configured to supply power. When the camera is connected, it does not power on. The technician tests the cable with a continuity tester, and all eight wires pass. Which of the following is the most likely cause of the issue?

Question 13hardmultiple choice

A network administrator configures a new managed switch with 24 ports. All ports are in the same VLAN (VLAN 1) by default. The administrator then changes ports 1-12 to VLAN 10 and ports 13-24 to VLAN 20. Computers connected to ports in different VLANs are assigned IP addresses from the same DHCP server. Which of the following is a direct consequence of this configuration?

Question 14mediummultiple choice

A technician is setting up a small office network with a router that has integrated DHCP and a 24-port unmanaged switch. All computers are connected to the switch. Users report that they can access the internet but cannot see each other in Network Neighborhood. The technician checks and finds that all computers have IP addresses in the 192.168.1.0/24 range but with different subnet masks: some have 255.255.255.0, others have 255.255.0.0. Which of the following is the most likely cause?

Question 15mediummultiple choice

A technician is setting up a small office network with a wireless router serving as the DHCP server and an unmanaged 24-port switch. All desktop computers are connected to the switch via Ethernet cables. The computers can access the internet without any issues, but they cannot see each other in the network discovery list or ping each other by IP address. The technician checks the IP configuration on one computer and finds it has an IP address of 192.168.1.10 with a subnet mask of 255.255.255.0. The technician can ping the router (192.168.1.1). Which of the following is the MOST likely cause of this issue?

Question 16mediummultiple choice

A user reports that their desktop computer can access shared files on the local network but cannot reach the internet. The technician checks the IP configuration and sees the address 169.254.25.100 with a subnet mask of 255.255.0.0. Other computers on the same subnet can access the internet normally. Which of the following is the MOST likely cause?

Question 17mediummultiple choice

A technician sets up a small office network with a wireless router (with integrated DHCP) connected to an unmanaged 24-port switch. All desktop computers are connected to the switch via Ethernet cables. The computers can access the internet without issues, but they cannot ping each other by IP address. The technician checks one computer and sees an IP address of 192.168.1.10 with a subnet mask of 255.255.255.0, and can ping the router at 192.168.1.1. Which of the following is the MOST likely cause?

Question 18easymultiple choice

A user reports that they can access the internet by typing an IP address (e.g., 8.8.8.8) into their web browser, but they cannot access websites using domain names (e.g., www.example.com). Which of the following network services is MOST likely not functioning correctly?

Question 19mediummultiple choice

A user reports that they can access internal network resources and the internet by IP address, but cannot browse websites using domain names. Other users on the same network can browse the internet normally. Which of the following should the technician do FIRST?

Question 20mediummultiple choice

A network technician is troubleshooting a small office where several users cannot connect to the network. The DHCP server shows that the scope is 80% utilized. The technician checks the IP configuration of an affected computer and sees an IP address of 169.254.15.200 with a subnet mask of 255.255.0.0. Which of the following is the MOST likely cause of the issue?

Question 21easymultiple choice

A technician is troubleshooting a desktop computer that cannot access the internet. The computer is configured with a static IP address of 10.0.0.15, subnet mask 255.255.255.0, and default gateway 10.0.0.1. The technician can ping the default gateway successfully but cannot ping the public IP address 8.8.8.8. Other devices on the same network can access the internet normally. Which of the following is the MOST likely cause?

Question 22mediummultiple choice

A user reports that they can access internal company web servers by IP address (e.g., http://10.0.1.50) but not by hostname (e.g., http://intranet). Other users on the same network can access the intranet by hostname without issue. The technician checks the computer's IP settings and sees that the DNS server address is manually set to 8.8.8.8. Which of the following is the MOST likely cause?

Question 23mediummultiple choice

A network administrator recently installed a new firewall to replace an older router. After the installation, users can access the internet but cannot reach internal web servers by hostname (e.g., http://intranet). They can, however, access those servers by IP address. The administrator verifies that the DNS server is functioning and other traffic between the LAN and the internal server VLAN is allowed. What is the MOST likely cause of this issue?

Question 24mediummultiple choice

A technician is troubleshooting a small office network where Windows computers can ping each other by IP address but cannot access shared folders using Universal Naming Convention (UNC) paths (e.g., \\COMPUTER1\Share). The computers are all in the same workgroup and subnet. The technician checks the network settings and sees that all computers have the correct default gateway and DNS server configured. Which of the following should the technician verify?

Question 25mediummultiple choice

A small office has a network with a router providing DHCP, an unmanaged switch, and several workstations. A user can access the internet but cannot print to a network printer that has a static IP address of 192.168.1.100. The user's workstation has an IP of 192.168.1.50. The printer is powered on and its network cable is connected to the switch. Which of the following should the technician do FIRST to troubleshoot the issue?

Question 26mediummultiple choice

A network technician is configuring a managed switch for a small office. The security requirement is that only specific authorized devices should be allowed to connect to the network via the switch ports. The technician wants to automatically learn the MAC addresses of devices as they connect and lock them to the port to prevent unauthorized devices from using the same port. Which switch feature should be configured to accomplish this?

Question 27easymultiple choice

A small office wants to provide guest Wi-Fi access without allowing guests to access the internal company network. Which of the following is the BEST way to isolate guest traffic?

Question 28mediummultiple choice

A small office has a network with a router providing DHCP. A user's computer can access the internet but cannot print to a network printer by its IP address. Other computers on the same network can print to the printer. The technician pings the printer's IP from the affected computer and gets a response. Which of the following should the technician check NEXT?

Question 29mediummultiple choice

A user reports that they can access the internet and browse websites normally, but they cannot access a shared network drive that is mapped to a static IP address (\\10.10.10.50\shared). The technician can successfully ping 10.10.10.50 from the user's computer. Which of the following should the technician check NEXT?

Question 30mediummultiple choice

A network administrator sets up a new file server with a static IP address of 192.168.1.100. The server is connected to the company's main switch. For the first few hours, all clients can reach the server without issues. The next day, clients report they cannot connect to the server. The administrator finds that the server's IP address has been reassigned to a different device. The DHCP server is configured with a scope from 192.168.1.50 to 192.168.1.150. Which of the following is the BEST permanent solution to prevent this issue?

Question 31mediummultiple choice