N10-009 Practice Test 1

Which of the following steps of the troubleshooting methodology would most likely include checking through each level of the OSI model after the problem has been identified?. Establish a theory. Implement the solution. Create a plan of action. Verify functionality.

While troubleshooting a VoIP handset connection, a technician's laptop is able to successfully connect to network resources using the same port. The technician needs to identify the port on the switch. Which of the following should the technician use to determine the switch and port?. LLDP. IKE. VLAN. netstat.

A network administrator needs to set up a file server to allow user access. The organization uses DHCP to assign IP addresses. Which of the following is the best solution for the administrator to set up?. A separate scope for the file server using a /32 subnet. A reservation for the server based on the MAC address. A static IP address within the DHCP IP range. A SLAAC for the server.

Which of the following technologies are X.509 certificates most commonly associated with?. PKI. VLAN tagging. LDAP. MFA.

A network administrator wants to implement an authentication process for temporary access to an organization's network. Which of the following technologies would facilitate this process?. Captive portal. Enterprise authentication. Ad hoc network. WPA3.

A user is unable to navigate to a website because the provided URL is not resolving to the correct IP address. Other users are able to navigate to the intended website without issue. Which of the following is most likely causing this issue?. Hosts file. Self-signed certificate. Nameserver record. IP helper.

A network administrator is planning to host a company application in the cloud, making the application available for all internal and third-party users. Which of the following concepts describes this arrangement?. Multitenancy. VPC. NFV. SaaS.

Which of the following should be used to obtain remote access to a network appliance that has failed to start up properly?. Crash cart. Jump box. Secure Shell. Out-of-band management.

Which of the following attacks utilizes a network packet that contains multiple network tags?. MAC flooding. VLAN hopping. DNS spoofing. ARP poisoning.

A network administrator is configuring a new switch and wants to connect two ports to the core switch to ensure redundancy. Which of the following configurations would meet this requirement?. Full duplex. 802.1Q tagging. Native VLAN. Link aggregation.

Which of the following ports is used for secure email?. 25. 110. 143. 587.

A client wants to increase overall security after a recent breach. Which of the following would be best to implement? (Choose two.). Least privilege network access. Dynamic inventories. Central policy management. Zero-touch provisioning. Configuration drift prevention. Subnet range limits.

Which of the following is a cost-effective advantage of a split-tunnel VPN?. Web traffic is filtered through a web filler. More bandwidth is required on the company's internet connection. Monitoring detects insecure machines on the company's network. Cloud-based traffic flows outside of the company's network.

A network technician is troubleshooting a web application's poor performance. The office has two internet links that share the traffic load. Which of the following tools should the technician use to determine which link is being used for the web application?. netstat. nslookup. ping. tracert.

Which of the following attacks can cause users who are attempting to access a company website to be directed to an entirely different website?. DNS poisoning. Denial-of-service. Social engineering. ARP spoofing.

As part of an attack, a threat actor purposefully overflows the content-addressable memory (CAM) table on a switch. Which of the following types of attacks is this scenario an example of?. ARP spoofing. Evil twin. MAC flooding. DNS poisoning.

A company's office has publicly accessible meeting rooms equipped with network ports. A recent audit revealed that visitors were able to access the corporate network by plugging personal laptops into open network ports. Which of the following should the company implement to prevent this in the future?. URL filters. VPN. ACLs. NAC.

A user notifies a network administrator about losing access to a remote file server. The network administrator is able to ping the server and verifies the current firewall rules do not block access to the network fileshare. Which of the following tools would help identify which ports are open on the remote file server?. Dig. Nmap. Tracert. nslookup.

Which of the following technologies is the best choice to listen for requests and distribute user traffic across web servers?. Router. Switch. Firewall. Load balancer.

A company is hosting a secure server that requires all connections to the server to be encrypted. A junior administrator needs to harden the web server. The following ports on the web server are open. 22. 80. 443. 587.

Which of the following is the next step to take after successfully testing a root cause theory?. Determine resolution steps. Duplicate the problem in a lab. Present the theory for approval. Implement the solution to the problem.

A network administrator is configuring a new switch and wants to ensure that only assigned devices can connect to the switch. Which of the following should the administrator do?. Configure ACLs. Implement a captive portal. Enable port security. Disable unnecessary services.

A customer needs six usable IP addresses. Which of the following best meets this requirement?. 255.255.255.128. 255.255.255.192. 255.255.255.224. 255.255.255.240.

A user reports having intermittent connectivity issues to the company network. The network configuration for the user reveals the following: IP address: 192.168.1.10 Subnet mask: 255.255.255.0 Default gateway: 192.168.1.254 The network switch shows the following ARP table. A port with incorrect VLAN assigned. A switch with spanning tree conflict. Another PC with manually configured IP. A router with overlapping route tables.

Which of the following is created to illustrate the effectiveness of wireless networking coverage in a building?. Logical diagram. Layer 3 network diagram. Service-level agreement. Heat map.

Which of the following cloud deployment models is most commonly associated with multitenancy and is generally offered by a service provider?. Private. Community. Public. Hybrid.

A network administrator needs to create an SVI on a Layer 3-capable device to separate voice and data traffic. Which of the following best explains this use case?. A physical interface used for trunking logical ports. A physical interface used for management access. A logical interface used for the routing of VLANs. A logical interface used when the number of physical ports is insufficient.

A network administrator is performing a refresh of a wireless environment. As the APs are being placed, they overlap a little bit with each other. Which of the following 2.4GHz channels should be selected to ensure that they do not conflict?. 1, 3, 5. 1, 6, 11. 2, 6, 10. 3, 6, 9.

Which of the following network cables involves bouncing light off of protective cladding?. Twinaxial. Coaxial. Single-mode. Multimode.

Which of the following would allow a network administrator to analyze attacks coming from the internet without affecting latency?. IPS. IDS. Load balancer. Firewall.

A technician is troubleshooting wireless connectivity near a break room. Whenever a user turns on the microwave, connectivity to the user's laptop is lost. Which of the following frequency bands is the laptop most likely using?. 2.4GHz. 5GHz. 6GHz. 900MHz.

A routing capabilities in a hypervisor. Which of the following should the administrator most likely implement?. VPC. Firewall. NFV. IaaS.

A network technician needs to install patch cords from the UTP patch panel to the access switch for a newly occupied set of offices. The patch panel is not labeled for easy jack identification. Which of the following tools provides the easiest way to identify the appropriate patch panel port?. Toner. Laptop. Cable tester. Visual fault locator.

A network administrator received complaints of intermittent network connectivity issues. The administrator investigates and finds that the network design contains potential loop scenarios. Which of the following should the administrator do?. Enable spanning tree. Configure port security. Change switchport speed limits. Enforce 802.1Q tagging.

Which of the following routing technologies uses a successor and a feasible successor?. IS-IS. OSPF. BGP. EIGRP.

Which of the following best describes what an organization would use port address translation for?. VLANs on the perimeter. Public address on the perimeter router. Non-routable address on the perimeter router. Servers on the perimeter.

A company is implementing a wireless solution in a high-density environment. Which of the following 802.11 standards is used when a company is concerned about device saturation and coverage?. 802.11ac. 802.11ax. 802.11g. 802.11n.

Which of the following network traffic types is sent to all nodes on the network?. Unicast. Broadcast. Multicast. Anycast.

Which of the following cable types provides the highest possible transmission speed?. Plenum. Ethernet. Fiber-optic. DAC.

Which of the following layers of the OSI model is responsible for end-to-end encryption?. Presentation. Application. Session. Transport.

Which of the following does a full-tunnel VPN provide?. Lower bandwidth requirements. The ability to reset local computer passwords. Corporate inspection of all network traffic. Access to blocked sites.

Which of the following does a hash provide?. Non-repudiation. Integrity. Confidentiality. Availability.

A company wants to implement a disaster recovery site for non-critical applications, which can tolerate a short period of downtime. Which of the following types of sites should the company implement to achieve this goal?. Hot. Cold. Warm. Passive.

Which of the following is an XML-based security concept that works by passing sensitive information about users, such as log-in information and attributes, to providers?. IAM. MFA. RADIUS. SAML.

Which of the following routing technologies uses unequal cost load balancing and port 88?. EIGRP. BGP. RIP. OSPF.

A wireless network consultant is deploying a large number of WAPs and wants to centrally control them from one wireless LAN controller. Which of the following network types should the consultant employ?. Mesh. Infrastructure. Point-to-point. Ad hoc.

Which of the following network topologies involves sending all traffic through a single point?. Mesh. Hybrid. Hub-and-spoke. Point-to-point.

Which of the following functions is used to prioritize network traffic based on the type of traffic?. QoS. VPN. CDN. TTL.

Which of the following most likely determines the size of a rack for installation? (Choose two.). KVM size. Switch depth. Hard drive size. Cooling fan speed. Outlet amperage. Server height.

A network administrator is planning to implement device monitoring to enhance network visibility. The security team requires that the solution provides authentication and encryption. Which of the following meets these requirements?. SIEM. Syslog. NetFlow. SNMPv3.

A network administrator needs to change where the outside DNS records are hosted. Which of the following records should the administrator change at the registrar to accomplish this task?. NS. SOA. PTR. CNAME.

A support agent receives a report that a remote user's wired devices are constantly disconnecting and have slow speeds. Upon inspection, the support agent sees that the user's coaxial modem has a signal power of -97dB. Which of the following should the support agent recommend to troubleshoot the issue?. Removing any splitters connected to the line. Switching the devices to wireless. Moving the devices closer to the modem. Lowering the network speed.

Which of the following does OSPF use to communicate routing updates?. Unicast. Anycast. Multicast. Broadcast.

A storage network requires reduced overhead and increased efficiency for the amount of data being sent. Which of the following should an engineer most likely configure to meet these requirements?. Link speed. Jumbo frames. QoS. 802.1q tagging.

A security administrator is creating a new firewall object for a device with IP address 192.168.100.1/25. However, the firewall software only uses dotted decimal notation in configuration fields. Which of the following is the correct subnet mask to use?. 255.255.254.0. 255.255.255.1. 255.255.255.128. 255.255.255.192.

Which of the following disaster recovery metrics describes the average length of time a piece of equipment can be expected to operate normally?. RPO. RTO. MTTR. MTBF.

A network administrator logs on to a router and sees an interface with an IP address of 10.61.52.34 255.255.255.252. Which of the following best describes how this interface IP address is being used?. As a point-to-point connection. To connect to the internet. As a virtual address for redundancy. For out-of-band management.

A network technician is troubleshooting a faulty NIC and tests the theory. Which of the following should the technician do next?. Develop a theory. Establish a plan of action. Implement the solution. Document the findings.

A network administrator is configuring access points for installation in a dense environment where coverage is often overlapping. Which of the following channel widths should the administrator choose to help minimize interference in the 2.4GHz spectrum?. 11MHz. 20MHz. 40MHz. 80MHz. 160MHz.

A network manager wants to view network traffic for devices connected to a switch. A network engineer connects an appliance to a free port on the switch and needs to configure the switch port connected to the appliance. Which of the following is the best option for the engineer to enable?. Trunking. Port mirroring. Full duplex. SNMP.

A network administrator is in the process of installing 35 PoE security cameras. After the administrator installed and tested the new cables, the administrator installed the cameras. However, a small number of the cameras do not work. Which of the following is the most likely reason?. Incorrect wiring standard. Power budget exceeded. Signal attenuation. Wrong voltage.

A network administrator is troubleshooting an application issue after a firewall change. The administrator has confirmed that the port and protocol are accessible to the user, but the application is still having issues. Which of the following tools allows the administrator to look at traffic on the application layer of the OSI model?. ifconfig. tcpdump. nslookup. traceroute.

Which of the following ports should a network administrator enable for encrypted log-in to a network switch?. 22. 23. 80. 123.

Which of the following is used to stage copies of a website closer to geographically dispersed users?. VPN. CDN. SAN. SDN.

Which of the following appliances provides users with an extended footprint that allows connections from multiple devices within a designated WLAN?. Router. Switch. Access point. Firewall.

An administrator is configuring a switch that will be placed in an area of the office that is accessible to customers. Which of the following is the best way for the administrator to mitigate unknown devices from connecting to the network?. SSE. ACL. Perimeter network. 802.1X.

Which of the following diagrams would most likely include specifications about fiber connector types?. Logical. Physical. Rack. Routing.

Which of the following is the most likely reason an insurance brokerage would enforce VPN usage?. To encrypt sensitive data in transit. To secure the endpoints. To maintain contractual agreements. To comply with data retention requirements.

An organization moved its DNS servers to new IP addresses. After this move, customers are no longer able to access the organization's website. Which of the following DNS entries should be updated?. AAA. CNAME. MX. NS.

Which of the following are environmental factors that should be considered when installing equipment in a building? (Choose two.). Fire suppression system. UPS location. Humidity control. Power load. Floor construction type. Proximity to nearest MDF.

A customer lost the connection to the telephone system. The administration console is configured with multiple network interfaces and is connected to multiple switches. The network administrator troubleshoots and verifies the following: The support team is able to connect remotely to the administration console. Rebooting the switch shows solid link and activity lights even on unused ports. Rebooting the telephone system does not bring the system back online. The console is able to connect directly to individual modules successfully. Which of the following is the most likely reason the customer lost the connection?. A switch failed. The console software needs to be reinstalled. The cables to the modules need to be replaced. A module failed.

A systems administrator is configuring a new device to be added to the network. The administrator is planning to perform device hardening prior to connecting the device. Which of the following should the administrator do first?. Update the network ACLs. Place the device in a screened subnet. Enable content filtering. Change the default admin passwords.

A network administrator needs to connect two network closets that are 492ft (150m) away from each other. Which of the following cable types should the administrator install between the closets?. Single-mode fiber. Coaxial. DAC. STP.

An IT manager needs to connect ten sites in a mesh network. Each needs to be secured with reduced provisioning time. Which of the following technologies will best meet this requirement?. SD-WAN. VXLAN. VPN. NFV.

Which of the following is most likely responsible for the security and handling of personal data in Europe?. GDPR. SCADA. SAML. PCI DSS.

An organization has a security requirement that all network connections can be traced back to a user. A network administrator needs to identify a solution to implement on the wireless network. Which of the following is the best solution?. Implementing enterprise authentication. Requiring the use of PSKs. Configuring a captive portal for users. Enforcing wired equivalent protection.

A customer is adding fiber connectivity between adjacent buildings. A technician terminates the multimode cable to the fiber patch panel. After the technician connects the fiber patch cable, the indicator light does not tum on. Which of the following should a technician try first to troubleshoot this issue?. Reverse the fibers. Reterminate the fibers. Verify the fiber size. Examine the cable runs for visual faults.

Users cannot connect to an internal website with an IP address 10.249.3.76. A network administrator runs a command and receives the following output: tracert. netstat. tcpdump. nmap.

After running a Cat 8 cable using passthrough plugs, an electrician notices that connected cables are experiencing a lot of cross talk. Which of the following troubleshooting steps should the electrician take first?. Inspect the connectors for any wires that are touching or exposed. Restore default settings on the connected devices. Terminate the connections again. Check for radio frequency interference in the area.

A technician is troubleshooting a user's laptop that is unable to connect to a corporate server. The technician thinks the issue pertains to routing. Which of the following commands should the technician use to identify the issue?. tcpdump. dig. tracert. arp.

After installing a series of Cat 8 keystones, a data center architect notices higher than normal interference during tests. Which of the following steps should the architect take to troubleshoot the issue?. Check to see if the end connections were wrapped in copper tape before terminating. Use passthrough modular crimping plugs instead of traditional crimping plugs. Connect the RX/TX wires to different pins. Run a speed test on a device that can only achieve 100Mbps speeds.

A small business is deploying new phones, and some of the phones have full HD videoconferencing features. The Chief Information Officer is concerned that the network might not be able to handle the traffic if the traffic reaches a certain threshold. Which of the following can the network engineer configure to help ease these concerns?. A VLAN with 100Mbps speed limits. An IP helper to direct VoIP traffic. A smaller subnet mask. Full duplex on all user ports.

A virtual machine has the following configuration: IPv4 address: 169.254.10.10 Subnet mask: 255.255.0.0 The virtual machine can reach collocated systems but cannot reach external addresses on the internet. Which of the following is most likely the root cause?. The subnet mask is incorrect. The DHCP server is offline. The IP address is an RFC1918 private address. The DNS server is unreachable.

Which of the following is used to estimate the average life span of a device?. RPO. RTO. MTTR. MTBF.

Which of the following is the most secure way to provide site-to-site connectivity?. VXLAN. IKE. GRE. IPSec.

A network technician is terminating a cable to a fiber patch panel in the MDF. Which of the following connector types is most likely in use?. F-type. RJ11. BNC. SC.