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| Certification Vendor: | CompTIA |
|---|---|
| Exam Name: | CompTIA Network+ Certification Exam |
| Exam Number: | N10-009 |
| Real Exam Qty: | Maximum 90 |
| Related Certifications: | CompTIA Network+ |
| Certificate Validity Period: | 3 years |
| Passing Score: | 720 (on a scale of 100-900) |
| Exam Format: | Performance-based, Multiple-choice |
| Available Languages: | German, Portuguese, Spanish, English, Japanese |
| Exam Price: | $369 USD |
| Exam Duration: | 90 minutes |
| Sample Questions: | CompTIA N10-009 Sample Questions |
| Exam Way: | Online or in-person testing at Pearson VUE test centers. |
| Pre Condition: | CompTIA recommends A+ certification and 9-12 months of networking experience. |
| Official Syllabus URL: | https://www.comptia.org/en/certifications/network/ |
>> Valid N10-009 Test Notes <<
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NEW QUESTION # 205
Which of the following most likely determines the size of a rack for installation? (Select two).
Answer: F
Explanation:
* Understanding Rack Size Determination:
* The size of a rack for installation is determined by the dimensions of the equipment to be housed in it, primarily focusing on the depth and height of the devices.
* Switch Depth:
* Depth of Equipment: The depth of network switches and other rack-mounted devices directly influences the depth of the rack. If the equipment is deeper, a deeper rack is required to accommodate it.
* Industry Standards: Most racks come in standard depths, but it is essential to match the depth of the rack to the deepest piece of equipment to ensure proper fit and airflow.
* Server Height:
* Height of Equipment: The height of servers and other devices is measured in rack units (U), where 1U equals 1.75 inches. The total height of all equipment determines the overall height requirement of the rack.
* Rack Units: A rack's height is typically described in terms of the number of rack units it can accommodate, such as 42U, 48U, etc.
* Why Other Options are Less Relevant:
* KVM Size: While important for management, KVM (Keyboard, Video, Mouse) switches do not typically determine rack size.
* Hard Drive Size: Individual hard drives are installed within servers or storage devices, not directly influencing rack dimensions.
* Cooling Fan Speed: Fan speed affects cooling but not the physical size of the rack.
* Outlet Amperage: Power requirements do not determine rack dimensions but rather the electrical infrastructure supporting the rack.
NEW QUESTION # 206
Which Wi-Fi security configuration provides compatibility for older devices while allowing newer devices to use stronger encryption?
Answer: D
Explanation:
WPA2/WPA3 mixed mode provides compatibility for older devices (that only support WPA2) while allowing newer devices to take advantage of stronger WPA3 encryption. This ensures maximum compatibility and security in a mixed-device environment.
* A. WPA3 only is most secure but not compatible with legacy devices.
* B. WPA2 only is secure but does not future-proof against WPA3-capable devices.
* D. WPA/WPA2 mixed mode is weaker due to WPA (deprecated, insecure).
References (CompTIA Network+ N10-009):
* Domain: Network Security - Wi-Fi encryption standards, WPA2 vs WPA3, mixed-mode compatibility.
NEW QUESTION # 207
A network technician needs to resolve some issues with a customer's SOHO network.
The customer reports that some of the devices are not connecting to the network, while others appear to work as intended.
INSTRUCTIONS
Troubleshoot all the network components and review the cable test results by Clicking on each device and cable.
Diagnose the appropriate component(s) by identifying any components with a problem and recommend a solution to correct each problem.
Cable Test Results:
Cable 1:
Cable 2:
Cable 3:
Cable 4:
Answer:
Explanation:
See the Explanation for detailed information on this simulation.
Explanation:
(Note: Ips will be change on each simulation task, so we have given example answer for the understanding) To troubleshoot all the network components and review the cable test results, you can use the following steps:
* Click on each device and cable to open its information window.
* Review the information and identify any problems or errors that may affect the network connectivity or
* performance.
* Diagnose the appropriate component(s) by identifying any components with a problem and recommend a solution to correct each problem.
* Fill in the remediation form using the drop-down menus provided.
Here is an example of how to fill in the remediation form for PC1:
* The component with a problem is PC1.
* The problem is Incorrect IP address.
* The solution is Change the IP address to 192.168.1.10.
You can use the same steps to fill in the remediation form for other components.
To enter commands in each device, you can use the following steps:
* Click on the device to open its terminal window.
* Enter the command ipconfig /all to display the IP configuration of the device, including its IP address, subnet mask, default gateway, and DNS servers.
* Enter the command ping <IP address> to test the connectivity and reachability to another device on the network by sending and receiving echo packets. Replace <IP address> with the IP address of the destination device, such as 192.168.1.1 for Core Switch 1.
* Enter the command tracert <IP address> to trace the route and measure the latency of packets from the device to another device on the network by sending and receiving packets with increasing TTL values.
Replace <IP address> with the IP address of the destination device, such as 192.168.1.1 for Core Switch
1.
Here is an example of how to enter commands in PC1:
* Click on PC1 to open its terminal window.
* Enter the command ipconfig /all to display the IP configuration of PC1. You should see that PC1 has an incorrect IP address of 192.168.2.10, which belongs to VLAN 2 instead of VLAN 1.
* Enter the command ping 192.168.1.1 to test the connectivity to Core Switch 1. You should see that PC1 is unable to ping Core Switch 1 because they are on different subnets.
* Enter the command tracert 192.168.1.1 to trace the route to Core Switch 1. You should see that PC1 is unable to reach Core Switch 1 because there is no route between them.
You can use the same steps to enter commands in other devices, such as PC3, PC4, PC5, and Server 1.
NEW QUESTION # 208
After installing a new 6E wireless router in a small office, a technician notices that some wireless devices are not able to achieve the rated speeds.
Which of the following should the technician check to troubleshoot the issue? (Select two)
Answer: A,D
NEW QUESTION # 209
Newly crimped 26ft (8m) STP Cat 6 patch cables were recently installed in one room to replace cables that were damaged by a vacuum cleaner. Now, users in that room are unable to connect to the network. A network technician tests the existing cables first. The 177ft (54m) cable that runs from the core switch to the access switch on the floor is working, as is the 115ft (35m) cable run from the access switch to the wall jack in the office. Which of the following is the most likely reason the users cannot connect to the network?
Answer: B
Explanation:
An incorrect pinout on the patch cable could prevent network connectivity due to mismatched wiring. Even if the cables are the correct length and type, a pinout issue can cause continuity problems and prevent data transmission. Proper crimping with the correct pinout is essential for network cables to function. (Reference: CompTIA Network+ Study Guide, Chapter on Network Media and Topologies)
NEW QUESTION # 210
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