CISCO 352-001 Cisco Certified Design Expert Qualification Exam Free Practice Test — 30 Questions

Question 1

A network design team is tasked with planning the capacity for a new data center that will support a growing e-commerce platform. The team estimates that the average traffic load will increase by 20% annually over the next five years. Currently, the data center can handle 500 requests per second (RPS). To ensure optimal performance, the team wants to maintain a buffer of 30% above the projected peak load. What is the minimum capacity the team should plan for at the end of five years to accommodate this growth and buffer?

Accepted Answer

1,155 RPS

Question 2

In a large enterprise environment, a company is planning to implement a Unified Communications (UC) solution that integrates voice, video, and messaging services. The design team must ensure that the solution supports Quality of Service (QoS) to prioritize voice traffic over other types of data. Given that the network has a total bandwidth of 1 Gbps and the voice traffic is expected to consume 20% of the total bandwidth, while video traffic is expected to consume 50%, what is the maximum bandwidth available for data traffic, and how should the design team configure the network to ensure optimal performance for voice services?

Accepted Answer

400 Mbps available for data traffic, configure QoS to prioritize voice packets with low latency and jitter settings.

Question 3

In a corporate environment, a security team is tasked with designing a perimeter security system for a new office building. The building has a rectangular footprint with a length of 120 meters and a width of 80 meters. The team decides to install a security fence around the perimeter and place surveillance cameras at each corner of the fence. If the cost of the fence is $50 per meter and the cost of each camera is $200, what is the total cost for the fence and cameras combined?

Accepted Answer

$8,600

Question 4

A data center is designed to support a high-availability environment with a focus on redundancy and fault tolerance. The architecture includes multiple layers of network switches, servers, and storage systems. If a failure occurs in one of the core switches, what is the most effective design principle that ensures minimal disruption to the services hosted in the data center?

Accepted Answer

Implementing a multi-tiered architecture with redundant paths and load balancing

Question 5

In a corporate environment, a security architect is tasked with designing a secure network architecture that adheres to the principles of defense in depth. The architecture must include multiple layers of security controls to protect sensitive data and ensure compliance with industry regulations such as GDPR and HIPAA. Which of the following strategies best exemplifies the implementation of defense in depth in this scenario?

Accepted Answer

Implementing a combination of firewalls, intrusion detection systems (IDS), encryption protocols, and access control mechanisms across all layers of the network infrastructure.

Question 6

In a wide area network (WAN) design for a multinational corporation, the network engineer is tasked with implementing Quality of Service (QoS) to prioritize voice over IP (VoIP) traffic. The engineer decides to use Differentiated Services Code Point (DSCP) values to classify and mark packets. Given that the VoIP traffic is assigned a DSCP value of 46, which corresponds to Expedited Forwarding (EF), and the engineer needs to ensure that the bandwidth allocated for VoIP is sufficient to maintain call quality during peak usage times. If the total available bandwidth for the WAN link is 1 Gbps and the engineer estimates that VoIP traffic will require 10% of the total bandwidth, how much bandwidth should be reserved for VoIP traffic, and what implications does this have for other types of traffic on the network?

Accepted Answer

100 Mbps reserved for VoIP traffic, potentially leading to congestion for best-effort traffic.

Question 7

In a large enterprise network, a network engineer is tasked with designing a switching architecture that minimizes broadcast traffic while ensuring efficient communication between different VLANs. The engineer decides to implement a Layer 3 switch to facilitate inter-VLAN routing. If the switch has a maximum forwarding capacity of 1 Gbps and the total expected traffic between VLANs is 800 Mbps, what is the maximum number of simultaneous inter-VLAN communications that can be supported if each communication requires 100 Mbps of bandwidth?

Accepted Answer

8

Question 8

In a large enterprise network, the design team is tasked with implementing OSPF to ensure efficient routing across multiple areas. The network consists of three areas: Area 0 (backbone), Area 1, and Area 2. The team decides to configure OSPF with a focus on reducing the size of the routing tables and optimizing the convergence time. Given that the network has multiple routers in each area, which design consideration should be prioritized to achieve these goals while maintaining OSPF\'s scalability and performance?

Accepted Answer

Implementing a hierarchical OSPF design with area summarization at the ABRs (Area Border Routers)

Question 9

In a network design scenario, a company is implementing EtherChannel to increase bandwidth and provide redundancy between two switches. The network engineer needs to determine the appropriate load-balancing method to use for the EtherChannel configuration. Given that the traffic is primarily IP-based and the switches support both source MAC address and destination IP address load balancing, which method would be most effective in optimizing the performance of the EtherChannel while ensuring even distribution of traffic across the links?

Accepted Answer

Source MAC address load balancing

Question 10

In a corporate network design, a network engineer is tasked with optimizing the bandwidth allocation for a new video conferencing application that requires a minimum of 2 Mbps per user. The company anticipates that up to 100 users may be concurrently using this application. Additionally, the engineer must account for a 20% overhead to ensure quality of service (QoS). What is the minimum bandwidth requirement in Mbps that the engineer should provision for the video conferencing application?

Accepted Answer

240 Mbps

Question 11

In a corporate environment, an incident response team is tasked with developing a comprehensive incident response plan (IRP) to address potential cybersecurity threats. The team identifies several critical components that must be included in the IRP. Which of the following components is essential for ensuring that the organization can effectively recover from a cybersecurity incident while minimizing downtime and data loss?

Accepted Answer

Business Continuity Planning (BCP)

Question 12

A company is implementing a secure remote access solution for its employees who need to connect to the corporate network from various locations. The IT team is considering different protocols for establishing secure connections. They want to ensure that the chosen protocol provides confidentiality, integrity, and authentication. Which protocol should the team prioritize for this implementation, considering the need for secure tunneling and support for various authentication methods?

Accepted Answer

Layer 2 Tunneling Protocol (L2TP) with IPsec

Question 13

In a large enterprise network design project, the design team is tasked with creating comprehensive documentation that includes network diagrams, device configurations, and operational procedures. The team must ensure that the documentation adheres to industry standards and best practices. Which of the following elements is most critical to include in the documentation to facilitate future network troubleshooting and maintenance?

Accepted Answer

Detailed network topology diagrams that illustrate the physical and logical layout of the network, including device interconnections and IP addressing schemes.

Question 14

In a large enterprise environment, a company is planning to implement a Unified Communications (UC) solution that integrates voice, video, and messaging services. The IT team is tasked with designing a network that ensures high availability and minimal latency for real-time communications. They decide to use a combination of Quality of Service (QoS) policies and redundancy protocols. Which design consideration is most critical to ensure that voice traffic is prioritized over other types of traffic in this scenario?

Accepted Answer

Implementing Differentiated Services Code Point (DSCP) marking for voice packets

Question 15

In a corporate environment, a network security team is tasked with implementing an internal security policy to protect sensitive data from unauthorized access. They decide to use a combination of role-based access control (RBAC) and mandatory access control (MAC) to enforce security measures. If the organization has 5 different roles, each with varying levels of access to data classified into 3 different sensitivity levels, how many unique access control combinations can be created if each role can be assigned to any of the sensitivity levels?

Accepted Answer

15

Question 16

In a corporate environment, a network architect is tasked with designing a secure network for a financial institution that handles sensitive customer data. The architect must ensure that the network is resilient against both external and internal threats. Which of the following design principles should be prioritized to achieve a robust security posture while maintaining compliance with industry regulations such as PCI DSS?

Accepted Answer

Implementing a layered security approach with segmentation and access controls

Question 17

In a VoIP network, a company is experiencing issues with call quality during peak hours. The network engineer suspects that the problem may be related to the signaling protocols used for call control. The engineer decides to analyze the performance of both SIP (Session Initiation Protocol) and H.323 protocols under varying network loads. Given that SIP is known for its flexibility and ease of integration with other services, while H.323 is more rigid but offers robust features for multimedia communication, which of the following statements best describes the implications of using SIP over H.323 in this scenario?

Accepted Answer

SIP's lightweight nature allows for better scalability and performance under high load, making it more suitable for dynamic environments where call volume fluctuates significantly.

Question 18

In a corporate environment, a network engineer is tasked with designing a VLAN architecture to optimize network performance and security. The company has three departments: Sales, Engineering, and HR. Each department requires its own VLAN to ensure traffic segregation and security. The engineer decides to implement VLANs with the following configurations: VLAN 10 for Sales, VLAN 20 for Engineering, and VLAN 30 for HR. The engineer also plans to use inter-VLAN routing to allow communication between these VLANs while maintaining security policies. If the engineer needs to calculate the total number of usable host addresses across all VLANs, considering that each VLAN uses a /24 subnet, how many usable host addresses will be available in total?

Accepted Answer

753

Question 19

In a large-scale IT project, the project manager is tasked with identifying and managing stakeholders effectively to ensure project success. The project involves multiple departments, including IT, finance, and operations, each with different interests and levels of influence. The project manager conducts a stakeholder analysis and categorizes stakeholders based on their power and interest in the project. Which approach should the project manager take to ensure effective engagement and communication with stakeholders throughout the project lifecycle?

Accepted Answer

Develop a tailored communication plan for each stakeholder group based on their level of influence and interest.

Question 20

A data center is planning to upgrade its server capacity to handle an anticipated increase in traffic due to a new application launch. The current server configuration supports 500 concurrent users with an average load of 2.5 requests per second per user. The new application is expected to increase the user base to 1,200 concurrent users, with an increased load of 3 requests per second per user. If the current server can handle a maximum of 1,500 requests per second, what is the minimum number of additional servers required to accommodate the new application load?

Accepted Answer

2

Question 21

In a corporate environment, a network administrator is tasked with upgrading the wireless security protocol to enhance the security of sensitive data transmitted over the network. The current setup uses WPA2, but the administrator is considering transitioning to WPA3. Which of the following advantages of WPA3 should the administrator prioritize when making this decision, particularly in terms of protecting against offline dictionary attacks and ensuring robust encryption for public networks?

Accepted Answer

WPA3 employs Simultaneous Authentication of Equals (SAE), which provides stronger protection against offline dictionary attacks by ensuring that even if an attacker captures the handshake, they cannot easily derive the password from it.

Question 22

In a large enterprise network, a design engineer is tasked with ensuring high availability and redundancy for critical services. The engineer decides to implement a dual-homed architecture where each server connects to two different switches. If one switch fails, the other can still maintain connectivity. However, the engineer must also consider the load balancing between the two switches to optimize performance. Given that each switch can handle a maximum of 1000 Mbps and the total bandwidth required by the servers is 1200 Mbps, what is the minimum number of servers needed to achieve redundancy while ensuring that the load is balanced effectively across both switches?

Accepted Answer

3

Question 23

In the context of incident response planning, a financial institution is preparing for potential cybersecurity incidents. They have identified several critical assets, including customer data, transaction systems, and internal communication platforms. The institution decides to conduct a risk assessment to prioritize these assets based on their potential impact on business operations and regulatory compliance. If the institution assigns a value of 10 to customer data, 8 to transaction systems, and 6 to internal communication platforms, and they determine that the likelihood of a breach affecting customer data is 0.3, transaction systems is 0.5, and internal communication platforms is 0.2, what is the overall risk score for each asset, calculated as Risk Score = Asset Value × Likelihood of Breach?

Accepted Answer

Customer Data: 3, Transaction Systems: 4, Internal Communication Platforms: 1.2

Question 24

In a multi-homed BGP environment, an organization is considering the implementation of BGP route filtering to optimize their routing policies. They have two upstream ISPs, ISP A and ISP B, and they want to ensure that only the most preferred routes are advertised to their internal network while preventing the advertisement of less preferred routes. If the organization uses a local preference value of 200 for routes learned from ISP A and 100 for routes from ISP B, what will be the outcome if both ISPs advertise the same prefix with different AS paths? Assume that the AS path length for ISP A is 3 and for ISP B is 4. Which of the following statements accurately describes the behavior of BGP in this scenario?

Accepted Answer

The route from ISP A will be preferred due to the higher local preference value, regardless of the AS path length.

Question 25

In a network utilizing Spanning Tree Protocol (STP), consider a scenario where you have a topology with five switches (A, B, C, D, and E) interconnected in a loop. Switch A is elected as the root bridge. Each switch has a unique Bridge ID, which is a combination of the Bridge Priority and the MAC address. If the Bridge Priority for switches B, C, D, and E are set to 32768, 32768, 32768, and 61440 respectively, and their MAC addresses are as follows: B (00:00:00:00:00:01), C (00:00:00:00:00:02), D (00:00:00:00:00:03), and E (00:00:00:00:00:04), which switch will be selected as the designated port for the segment connecting switches C and D?

Accepted Answer

Switch C

Question 26

In a smart home environment, a developer is tasked with implementing a communication protocol for various IoT devices, including temperature sensors, smart lights, and security cameras. The developer needs to choose between MQTT and CoAP based on the requirements of low bandwidth usage, efficient message delivery, and the ability to operate over unreliable networks. Considering these factors, which protocol would be the most suitable for this scenario, and what are the implications of the choice on the overall system architecture?

Accepted Answer

MQTT

Question 27

In a cloud networking environment, a company is evaluating its bandwidth requirements for a new application that will be deployed across multiple regions. The application is expected to generate 500 GB of data daily, with an average data transfer rate of 10 Mbps. If the company plans to use a cloud service provider that charges based on the amount of data transferred out of the cloud, what would be the estimated monthly cost for data transfer if the provider charges $0.09 per GB for outbound data?

Accepted Answer

$1,350

Question 28

In a networked environment, a network administrator is tasked with configuring Syslog to ensure that critical system events are logged and monitored effectively. The administrator decides to implement a centralized Syslog server to collect logs from various devices. Given that the Syslog server is configured to accept messages from devices with a severity level of \"warning\" and above, which of the following statements best describes the implications of this configuration in terms of log management and incident response?

Accepted Answer

The Syslog server will only log messages that are classified as "warning," "error," and "critical," which may lead to missing important informational messages that could provide context for incidents.

Question 29

In a large enterprise network, the design team is tasked with optimizing OSPF (Open Shortest Path First) routing to ensure efficient traffic flow and minimize convergence time. The network consists of multiple areas, including a backbone area (Area 0) and several non-backbone areas. The team decides to implement OSPF route summarization at the Area Border Routers (ABRs) to reduce the size of the routing table and improve overall performance. Given that the summarization is configured to aggregate routes from Area 1 (192.168.1.0/24) and Area 2 (192.168.2.0/24), what would be the summarized route advertised to Area 0?

Accepted Answer

192.168.0.0/22

Question 30

In a large enterprise network design project, the design team is tasked with creating comprehensive documentation that outlines the network architecture, including diagrams, protocols, and device configurations. The team must ensure that the documentation adheres to industry standards and best practices. Which of the following elements is most critical to include in the documentation to ensure it meets the requirements for future scalability and troubleshooting?

Accepted Answer

A detailed network topology diagram that includes all devices, connections, and IP addressing schemes

CISCO 352-001 Cisco Certified Design Expert Qualification Exam Free Practice Test — 30 Questions

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