Comptia (N10-007) Exam Questions And Answers page 79
A corporate manager says wireless phones do not work properly inside the main building. After a troubleshooting process, the network administrator detects that the voice packets are arriving on the wireless phones with different delay times. Which of the following performance issues is the company facing?
Latency
Attenuation
Frequency mismatch
Network Operations
Network Troubleshooting and Tools
A technician has designed a LAN with redundant switches. Which of the following should be configured to ensure network availability?
VLAN
Scope options
Spanning tree
Flood guard
Network Operations
Network Security
A network technician is troubleshooting an issue and has established a theory of probable cause. Which of the following steps should the network technician take NEXT?
Test the possible solution
Question the users
Determine what has changed
Document the theory
Network Operations
Network Troubleshooting and Tools
A company wants to implement a wireless infrastructure on its campus to meet the needs of its BYOD initiative. The company has users with legacy devices and wants to accommodate them while delivering speed to other users who have modern systems.
Which of the following standards BEST fits these requirements?
Which of the following standards BEST fits these requirements?
802.11a
802.11ac
802.11b
802.11n
Infrastructure
Network Operations
A network technician installed a new host on the network. The host is not connecting to the company s cloud servers. The technician attempts to ping a server using the IP address with no success. Checking the IP address using ipconfing displays:
Which of the following should the technician perform NEXT to determine where the issue is located?
Which of the following should the technician perform NEXT to determine where the issue is located?
Modify the default gateway address and ping the server to test connectivity.
Change the DNS servers to be on the same subnet as the host.
Modify the router s ACL to allow port 80 to exit the network.
Perform a tracert command to locate where the packet is dropped.
Network Operations
Network Security
A network engineer is troubleshooting an issue after installing a new switch in the datacenter. The cables are not labeled, and the engineer has forgotten into which port the switch was plugged. Which of the following should the engineer review to find out this information?
Physical diagram
Logical diagram
Change management documentation
Performance baseline documentation
Network Operations
Network Troubleshooting and Tools
Which of the following components can be used to manage network traffic to all nodes in a hypervisor?
Virtual switch
Virtual NIC
Media converter
Load balancer
Multilayer switch
Network Operations
Network Management
A technician is planning a remote-access strategy to manage routers and switches on a dedicated management network. The management network is segregated from the production network and uses site-to-site VPN connections. Some of the equipment does not support encryption. Which of the following should the technician choose that all the equipment would support?
Telnet
SSL
SSH
IPSec
Network Operations
Network Security
A network technician needs to extend a Cat 6a connection. A device is being moved to another building that is too far away for the existing cable to reach. There is dark fiber between the buildings, and the devices must be directly connected to each other using RJ45 terminations. Which of the following is needed to ensure the connection?
A media converter
A crossover cable
A patch panel
A switch
Network Operations
Network Troubleshooting and Tools
Which of the following represents where the ISP s WAN connection is handed off to the local network?
Demilitarized zone
Intermediate distribution frame
Extranet
Demarcation point
Network Operations
Network Security
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