DELL-EMC D-PCM-DY-23 Dell Technologies PowerSwitch Campus Deploy 2023 Free Practice Test — 29 Questions

Question 1

In a corporate network, a security analyst is tasked with implementing a multi-layered security approach to protect sensitive data. The analyst decides to use a combination of firewalls, intrusion detection systems (IDS), and encryption protocols. Which of the following strategies best describes the principle of defense in depth in this context?

Accepted Answer

Utilizing multiple security measures at different layers to create overlapping protections against potential threats.

Question 2

In a multi-homed network scenario, an organization is utilizing BGP to manage its routing between two different ISPs. The organization has two connections: one to ISP A and another to ISP B. The organization has configured BGP with the following attributes for its routes: Local Preference set to 200 for routes learned from ISP A and 100 for routes learned from ISP B. Additionally, the organization has implemented AS Path Prepending for routes advertised to ISP B, adding two additional AS numbers to the path for routes that are also available through ISP A. Given this configuration, which of the following statements best describes the expected behavior of BGP in this scenario?

Accepted Answer

Routes learned from ISP A will be preferred over those from ISP B due to the higher Local Preference value.

Question 3

In a data center, the cooling system is designed to maintain an optimal temperature of 22°C for the servers. The cooling system uses a combination of air conditioning units and chilled water systems. If the total heat load from the servers is measured at 30 kW and the cooling system operates at a coefficient of performance (COP) of 3.5, what is the minimum power consumption of the cooling system in kilowatts to maintain the desired temperature?

Accepted Answer

8.57 kW

Question 4

In a corporate network, an administrator is tasked with implementing a secure authentication mechanism for remote access to network devices. The administrator is considering using RADIUS and TACACS+ for this purpose. Given the need for granular control over user permissions and the ability to log detailed user activity, which authentication protocol would be more suitable for this scenario, and why?

Accepted Answer

TACACS+

Question 5

In a corporate network, a network engineer is tasked with configuring static routes to ensure that traffic from the main office can reach a remote branch office located at IP address 192.168.20.0/24. The main office has a gateway IP of 192.168.10.1, and the engineer needs to set up a static route on the main office router. If the next-hop IP address for the route to the remote branch is 192.168.10.2, which of the following configurations correctly establishes this static route?

Accepted Answer

ip route 192.168.20.0 255.255.255.0 192.168.10.2

Question 6

In a large enterprise network, a network administrator is tasked with monitoring the performance of various devices across multiple locations. The administrator decides to implement a network management tool that provides real-time visibility into network traffic, device status, and alerts for potential issues. Which of the following features is most critical for ensuring effective network management in this scenario?

Accepted Answer

Real-time traffic analysis and alerting capabilities

Question 7

In a multi-tenant data center environment, you are tasked with configuring Virtual Routing and Forwarding (VRF) instances to ensure that different tenants can operate independently without any overlap in their routing tables. You have been given the following requirements: Tenant A requires access to the internet through a shared gateway, while Tenant B needs to maintain complete isolation from Tenant A, including separate routing policies. Given these requirements, how would you configure the VRF instances to meet both tenants\' needs while ensuring optimal routing efficiency and security?

Accepted Answer

Create two separate VRF instances, one for Tenant A and another for Tenant B, and configure the shared gateway in the VRF for Tenant A only, while ensuring that Tenant B's VRF does not have any route leaking enabled.

Question 8

In a network environment, a network administrator is tasked with configuring Syslog to ensure that all critical events from various devices are logged to a centralized Syslog server. The administrator needs to set the appropriate severity level for logging and ensure that the logs are timestamped correctly. Given that the Syslog server is configured to accept messages from devices with a severity level of \"warning\" and above, which configuration should the administrator implement to ensure that all critical and error messages are captured while also including timestamps in the logs?

Accepted Answer

Configure the Syslog client on each device to log messages with a severity level of "critical" and include timestamps in the log format.

Question 9

In a scenario where a company is transitioning to an open networking model, they are evaluating the performance of their network switches. They have two types of switches: traditional switches that operate on a proprietary OS and open networking switches that utilize a disaggregated architecture. If the company measures the latency of data packets across both types of switches and finds that the open networking switches have a latency of $5 \, ms$ while the traditional switches have a latency of $15 \, ms$, what can be inferred about the impact of open networking on network performance? Additionally, consider the implications of using open networking in terms of vendor lock-in and flexibility in network management.

Accepted Answer

Open networking significantly reduces latency and provides greater flexibility in vendor selection and network management.

Question 10

In a scenario where a company is transitioning to an open networking model, they are evaluating the performance of their network switches. They have two types of switches: traditional switches that operate on a proprietary OS and open networking switches that utilize a disaggregated architecture. If the company measures the latency of data packets across both types of switches and finds that the open networking switches have a latency of $5 \, ms$ while the traditional switches have a latency of $15 \, ms$, what can be inferred about the impact of open networking on network performance? Additionally, consider the implications of using open networking in terms of vendor lock-in and flexibility in network management.

Accepted Answer

Open networking significantly reduces latency and provides greater flexibility in vendor selection and network management.

Question 11

In a scenario where a company is transitioning to an open networking model, they are evaluating the performance of their network switches. They have two types of switches: traditional switches that operate on a proprietary OS and open networking switches that utilize a disaggregated architecture. If the company measures the latency of data packets across both types of switches and finds that the open networking switches have a latency of $5 \, ms$ while the traditional switches have a latency of $15 \, ms$, what can be inferred about the impact of open networking on network performance? Additionally, consider the implications of using open networking in terms of vendor lock-in and flexibility in network management.

Accepted Answer

Open networking significantly reduces latency and provides greater flexibility in vendor selection and network management.

Question 12

In a network environment where traffic policing and shaping are implemented to manage bandwidth effectively, a network administrator is tasked with ensuring that a specific application does not exceed a bandwidth limit of 1 Mbps. The application generates traffic at a peak rate of 1.5 Mbps. The administrator decides to apply a token bucket algorithm with a bucket size of 200 KB and a token generation rate of 100 KB per second. If the application starts transmitting data immediately, how long will it take before the application is throttled due to exceeding the bandwidth limit?

Accepted Answer

2 seconds

Question 13

In a network design scenario, a company is planning to implement a new VLAN architecture to improve network segmentation and security. They have decided to create three VLANs: VLAN 10 for HR, VLAN 20 for Finance, and VLAN 30 for IT. Each VLAN will have its own subnet, and the company wants to ensure that inter-VLAN communication is controlled and monitored. Which of the following best describes the concept of VLAN tagging and its role in this architecture?

Accepted Answer

VLAN tagging allows for the identification of packets belonging to specific VLANs, enabling switches to forward traffic appropriately based on VLAN membership.

Question 14

In a network deployment scenario, a company is evaluating the PowerSwitch product lineup to optimize its data center operations. They are particularly interested in understanding the differences in throughput and latency between the PowerSwitch S-Series and N-Series switches. If the S-Series switch can handle a maximum throughput of 1.2 Tbps with a latency of 1.5 microseconds, while the N-Series switch can manage 1.0 Tbps with a latency of 2.0 microseconds, what would be the percentage difference in throughput and latency between the two series?

Accepted Answer

Throughput: 20% higher for S-Series; Latency: 25% lower for S-Series

Question 15

In a network utilizing the TCP/IP model, a data packet is being prepared for transmission from a client application to a server application. The packet must traverse multiple layers of the TCP/IP model, including the Application, Transport, Internet, and Network Access layers. If the client application uses HTTP to send a request, which of the following statements accurately describes the role of the Transport layer in this scenario?

Accepted Answer

The Transport layer is responsible for establishing a connection between the client and server, ensuring reliable data transfer through error detection and correction mechanisms.

Question 16

In a scenario where a company is integrating Dell EMC solutions into its existing IT infrastructure, the IT manager needs to ensure that the new systems can effectively communicate with the legacy systems. The company uses a mix of Dell EMC storage solutions and networking equipment. What is the most critical factor to consider when planning this integration to ensure seamless data flow and system interoperability?

Accepted Answer

Compatibility of protocols and standards used by both the new and legacy systems

Question 17

In a network environment, a network administrator is tasked with configuring console access for a new switch. The administrator needs to ensure that the console access is secure and only authorized personnel can access the device. The administrator decides to implement a password for console access and also configure a timeout period for inactivity. If the console timeout is set to 10 minutes, what will happen if a user is logged into the console and does not perform any action for the entire duration of the timeout period?

Accepted Answer

The console session will automatically log out after 10 minutes of inactivity.

Question 18

In a large enterprise network, the IT department is tasked with monitoring the performance and availability of various network devices. They decide to implement a network management tool that utilizes SNMP (Simple Network Management Protocol) for real-time monitoring. The tool is configured to send alerts when specific thresholds are exceeded, such as CPU usage exceeding 85% or memory usage surpassing 75%. If the CPU usage of a critical server reaches 90% for 10 consecutive minutes, what would be the most appropriate course of action for the IT team to ensure network stability and performance?

Accepted Answer

Investigate the cause of the high CPU usage and optimize the server's performance.

Question 19

In a network design scenario, a company is planning to implement a new VLAN architecture to enhance security and performance. They need to segment their network into different VLANs based on department functions. The IT team is considering the implications of VLAN tagging and the role of the IEEE 802.1Q standard in this process. How would you best describe the function of VLAN tagging in this context?

Accepted Answer

VLAN tagging allows for the identification of frames belonging to different VLANs, enabling switches to properly route traffic based on VLAN membership.

Question 20

In a network utilizing EIGRP (Enhanced Interior Gateway Routing Protocol), consider a scenario where two routes to the same destination are available. The first route has a bandwidth of 1 Gbps and a delay of 10 ms, while the second route has a bandwidth of 100 Mbps and a delay of 20 ms. Given that EIGRP uses a composite metric calculated from bandwidth and delay, how would you compute the EIGRP metric for both routes, and which route would be preferred based on the calculated metrics?

Accepted Answer

The first route has a metric of 20,000, while the second route has a metric of 200,000; thus, the first route is preferred.

Question 21

In a network management scenario, a network administrator is tasked with monitoring the performance of various devices using SNMP. The administrator needs to configure SNMP to collect specific metrics such as CPU utilization, memory usage, and network traffic. Given that the devices support SNMPv2c, which of the following configurations would best ensure efficient data collection while minimizing network overhead?

Accepted Answer

Configure SNMP to use polling intervals of 5 minutes and set the maximum number of concurrent requests to 10.

Question 22

In a network management scenario, a network administrator is tasked with monitoring the performance of various devices using SNMP. The administrator needs to configure SNMP to collect specific metrics such as CPU utilization, memory usage, and network traffic. Given that the devices support SNMPv2c, which of the following configurations would best ensure efficient data collection while minimizing network overhead?

Accepted Answer

Configure SNMP to use polling intervals of 5 minutes and set the maximum number of concurrent requests to 10.

Question 23

In a network management scenario, a network administrator is tasked with monitoring the performance of various devices using SNMP. The administrator needs to configure SNMP to collect specific metrics such as CPU utilization, memory usage, and network traffic. Given that the devices support SNMPv2c, which of the following configurations would best ensure efficient data collection while minimizing network overhead?

Accepted Answer

Configure SNMP to use polling intervals of 5 minutes and set the maximum number of concurrent requests to 10.

Question 24

In a corporate network, a network engineer is tasked with configuring VLANs to segment traffic for different departments: Sales, Engineering, and HR. The Sales department requires access to a specific server that is only accessible through VLAN 10, while Engineering needs to communicate with devices on VLAN 20. HR, on the other hand, should have access to both VLAN 10 and VLAN 30, which is reserved for guest access. Given the requirement to ensure that HR can communicate with both VLAN 10 and VLAN 30, what is the most effective way to configure the VLANs and inter-VLAN routing to meet these needs while maintaining security and minimizing unnecessary traffic?

Accepted Answer

Configure VLAN 10 for Sales, VLAN 20 for Engineering, and VLAN 30 for HR, and implement a router-on-a-stick configuration for inter-VLAN routing.

Question 25

In a network environment, a company is evaluating the implementation of a new VLAN (Virtual Local Area Network) strategy to enhance security and performance. They plan to segment their network into three distinct VLANs: one for the finance department, one for the HR department, and one for general staff. Each VLAN will have its own subnet, and the company is considering the implications of inter-VLAN routing. Which of the following best describes the primary purpose of implementing VLANs in this scenario?

Accepted Answer

To improve network security by isolating sensitive data and reducing broadcast traffic within each department's subnet.

Question 26

In a network environment, a network administrator is tasked with configuring Syslog to ensure that all critical events from various devices are logged to a centralized Syslog server. The administrator needs to set the appropriate severity level for logging and ensure that the Syslog messages are sent over a secure protocol. Given the following requirements: log messages must include timestamps, the severity level must be set to capture all critical and higher severity messages, and the Syslog server must be configured to accept messages over TCP for enhanced reliability. Which configuration would best meet these requirements?

Accepted Answer

Configure the Syslog server to accept messages over TCP, set the logging level to "critical," and ensure timestamps are included in the log messages.

Question 27

In a network environment where multiple switches are interconnected, the switch fabric plays a crucial role in determining the overall performance and efficiency of data transmission. Consider a scenario where a switch fabric operates at a bandwidth of 1 Gbps and is required to handle a total of 10,000 packets per second, with each packet averaging 1500 bytes in size. What is the minimum number of switch fabric ports required to ensure that the switch can handle the incoming traffic without any packet loss?

Accepted Answer

2

Question 28

In a large enterprise network, a network administrator is tasked with monitoring the performance of a newly deployed Dell Technologies PowerSwitch. The administrator notices that the switch is experiencing intermittent packet loss during peak hours. To troubleshoot this issue, the administrator decides to analyze the switch\'s CPU and memory utilization metrics over a 24-hour period. If the CPU utilization exceeds 85% for more than 10 minutes, it is considered a potential cause for packet loss. Given that the CPU utilization data shows peaks of 90% for 15 minutes and 80% for 20 minutes, while memory utilization remains stable at 70%, what conclusion can the administrator draw regarding the potential cause of the packet loss?

Accepted Answer

The high CPU utilization during peak hours is likely contributing to the packet loss.

Question 29

In a network environment utilizing priority queuing, a router is configured to handle traffic from multiple sources with varying levels of importance. The router has four queues: High, Medium, Low, and Background. Each queue is assigned a weight that determines its service rate. If the High queue has a weight of 4, the Medium queue has a weight of 2, the Low queue has a weight of 1, and the Background queue has a weight of 1, how would you calculate the effective bandwidth allocation for each queue if the total available bandwidth is 100 Mbps?

Accepted Answer

High: 50 Mbps, Medium: 25 Mbps, Low: 12.5 Mbps, Background: 12.5 Mbps

DELL-EMC D-PCM-DY-23 Dell Technologies PowerSwitch Campus Deploy 2023 Free Practice Test — 29 Questions

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