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Question 1 of 30
1. Question
Which design principle helps ensure that a data center network can handle an increase in traffic over time without a complete overhaul?
Correct
Scalability ensures that the network can grow and manage increasing amounts of traffic. This involves designing with future expansion in mind, allowing the network to be upgraded without major changes.
Incorrect
Scalability ensures that the network can grow and manage increasing amounts of traffic. This involves designing with future expansion in mind, allowing the network to be upgraded without major changes.
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Question 2 of 30
2. Question
In a data center network, what is the primary purpose of implementing redundant paths?
Correct
Redundant paths are implemented to provide multiple routes for data to travel, which helps in maintaining network availability even if one path fails. This is critical for high availability.
Incorrect
Redundant paths are implemented to provide multiple routes for data to travel, which helps in maintaining network availability even if one path fails. This is critical for high availability.
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Question 3 of 30
3. Question
Which protocol is commonly used to prevent loops in a Layer 2 network topology?
Correct
Spanning Tree Protocol (STP) is used in Layer 2 networks to prevent loop formation, ensuring a loop-free topology by disabling redundant paths until they are needed.
Incorrect
Spanning Tree Protocol (STP) is used in Layer 2 networks to prevent loop formation, ensuring a loop-free topology by disabling redundant paths until they are needed.
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Question 4 of 30
4. Question
What does the term “East-West traffic” refer to in a data center network?
Correct
East-West traffic refers to the flow of data between devices within the same data center, as opposed to North-South traffic, which refers to data traveling into and out of the data center.
Incorrect
East-West traffic refers to the flow of data between devices within the same data center, as opposed to North-South traffic, which refers to data traveling into and out of the data center.
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Question 5 of 30
5. Question
Which of the following is an example of a Layer 3 protocol used in data center networks?
Correct
The Internet Protocol (IP) is a Layer 3 protocol used for routing data packets across network boundaries. It is fundamental in networking for addressing and routing purposes.
Incorrect
The Internet Protocol (IP) is a Layer 3 protocol used for routing data packets across network boundaries. It is fundamental in networking for addressing and routing purposes.
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Question 6 of 30
6. Question
Mr. Johnson is designing a data center network that requires high security and efficient traffic management. He needs to choose a solution that provides both stateful inspection and deep packet inspection.
Correct
Firewalls provide stateful inspection and, in many modern implementations, deep packet inspection. They monitor and control incoming and outgoing network traffic based on predetermined security rules.
Incorrect
Firewalls provide stateful inspection and, in many modern implementations, deep packet inspection. They monitor and control incoming and outgoing network traffic based on predetermined security rules.
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Question 7 of 30
7. Question
Ms. Thompson’s data center experiences frequent network outages due to single points of failure. She needs to redesign the network to enhance availability.
Correct
Redundancy involves adding extra paths, devices, or links to eliminate single points of failure, thus enhancing network availability and resilience.
Incorrect
Redundancy involves adding extra paths, devices, or links to eliminate single points of failure, thus enhancing network availability and resilience.
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Question 8 of 30
8. Question
Mr. Smith needs to ensure that his data center network can handle increased traffic during peak times without performance degradation.
Correct
Mr. Smith needs to ensure that his data center network can handle increased traffic during peak times without performance degradation.
Incorrect
Mr. Smith needs to ensure that his data center network can handle increased traffic during peak times without performance degradation.
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Question 9 of 30
9. Question
Which technology can be used to logically segment a physical network into multiple virtual networks?
Correct
Virtual Local Area Networks (VLANs) allow for logical segmentation of a physical network into multiple distinct broadcast domains, improving security and management.
Incorrect
Virtual Local Area Networks (VLANs) allow for logical segmentation of a physical network into multiple distinct broadcast domains, improving security and management.
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Question 10 of 30
10. Question
Which of the following is a key benefit of using network automation in data centers?
Correct
Network automation reduces manual configuration tasks, decreases human error, and improves efficiency by automating repetitive tasks and enabling faster network provisioning and management.
Incorrect
Network automation reduces manual configuration tasks, decreases human error, and improves efficiency by automating repetitive tasks and enabling faster network provisioning and management.
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Question 11 of 30
11. Question
Ms. Davis is tasked with designing a data center network that must comply with strict regulatory requirements for data security and privacy.
Correct
Strong encryption ensures that data is protected both in transit and at rest, which is critical for compliance with security and privacy regulations.
Incorrect
Strong encryption ensures that data is protected both in transit and at rest, which is critical for compliance with security and privacy regulations.
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Question 12 of 30
12. Question
Mr. Williams needs to reduce the latency between his data center servers to improve application performance.
Correct
The spine-leaf topology reduces latency and improves performance by ensuring any server can connect to any other server with minimal hops, providing consistent and predictable network performance.
Incorrect
The spine-leaf topology reduces latency and improves performance by ensuring any server can connect to any other server with minimal hops, providing consistent and predictable network performance.
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Question 13 of 30
13. Question
What is the primary benefit of implementing VXLAN in a data center network?
Correct
VXLAN (Virtual Extensible LAN) extends VLAN capabilities, allowing for a larger number of isolated networks and overcoming the 4094 VLAN limit, making it suitable for large-scale data centers.
Incorrect
VXLAN (Virtual Extensible LAN) extends VLAN capabilities, allowing for a larger number of isolated networks and overcoming the 4094 VLAN limit, making it suitable for large-scale data centers.
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Question 14 of 30
14. Question
Which feature of data center switches helps in avoiding packet loss during congestion?
Correct
Buffering in switches helps to temporarily store packets during congestion, preventing packet loss and ensuring smooth data transmission.
Incorrect
Buffering in switches helps to temporarily store packets during congestion, preventing packet loss and ensuring smooth data transmission.
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Question 15 of 30
15. Question
Mr. Hernandez is designing a data center network where quick failover and minimal downtime are critical requirements.
Correct
OSPF (Open Shortest Path First) is an advanced routing protocol that quickly adapts to changes in the network, providing fast convergence and minimal downtime, which is essential for high-availability environments.
Incorrect
OSPF (Open Shortest Path First) is an advanced routing protocol that quickly adapts to changes in the network, providing fast convergence and minimal downtime, which is essential for high-availability environments.
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Question 16 of 30
16. Question
Ms. Lee is tasked with securing the data center network against unauthorized access and cyber attacks.
Correct
Network segmentation divides the network into smaller, isolated segments, limiting the spread of potential breaches and improving security by restricting unauthorized access to sensitive data.
Incorrect
Network segmentation divides the network into smaller, isolated segments, limiting the spread of potential breaches and improving security by restricting unauthorized access to sensitive data.
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Question 17 of 30
17. Question
In a data center, which protocol helps to synchronize time across network devices?
Correct
The Network Time Protocol (NTP) synchronizes clocks of network devices, ensuring accurate timekeeping, which is crucial for time-sensitive applications and logging.
Incorrect
The Network Time Protocol (NTP) synchronizes clocks of network devices, ensuring accurate timekeeping, which is crucial for time-sensitive applications and logging.
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Question 18 of 30
18. Question
Which type of data center architecture is designed to optimize performance for applications that require low latency?
Correct
Hyper-converged infrastructure integrates compute, storage, and networking into a single system, optimizing performance and reducing latency for applications requiring high efficiency.
Incorrect
Hyper-converged infrastructure integrates compute, storage, and networking into a single system, optimizing performance and reducing latency for applications requiring high efficiency.
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Question 19 of 30
19. Question
Mr. Parker needs to implement a solution to monitor and manage network traffic flows in his data center.
Correct
NetFlow is a network protocol developed by Cisco for collecting IP traffic information, enabling detailed traffic analysis and management.
Incorrect
NetFlow is a network protocol developed by Cisco for collecting IP traffic information, enabling detailed traffic analysis and management.
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Question 20 of 30
20. Question
Ms. Garcia’s data center requires a backup strategy that ensures data is always available even in case of a primary storage failure.
Correct
RAID 1 (mirroring) duplicates data across two or more disks, providing high availability and redundancy, ensuring data is always accessible even if one disk fails.
Incorrect
RAID 1 (mirroring) duplicates data across two or more disks, providing high availability and redundancy, ensuring data is always accessible even if one disk fails.
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Question 21 of 30
21. Question
Which technology is essential for creating isolated network segments in a multi-tenant data center?
Correct
VLANs allow for the creation of isolated network segments within a physical network, which is essential in a multi-tenant environment to ensure privacy and security between tenants.
Incorrect
VLANs allow for the creation of isolated network segments within a physical network, which is essential in a multi-tenant environment to ensure privacy and security between tenants.
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Question 22 of 30
22. Question
In a data center, what is the role of a “Spine” in a Spine-Leaf topology?
Correct
In a Spine-Leaf topology, the Spine switches handle traffic between Leaf switches, ensuring efficient data transfer with minimal latency.
Incorrect
In a Spine-Leaf topology, the Spine switches handle traffic between Leaf switches, ensuring efficient data transfer with minimal latency.
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Question 23 of 30
23. Question
Mr. Patel needs to implement a system that can detect and respond to network intrusions in real-time.
Correct
An Intrusion Prevention System (IPS) not only detects but also responds to potential threats in real-time, blocking malicious activities before they can cause harm.
Incorrect
An Intrusion Prevention System (IPS) not only detects but also responds to potential threats in real-time, blocking malicious activities before they can cause harm.
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Question 24 of 30
24. Question
Ms. Nguyen is designing a data center network that must support both legacy systems and modern applications.
Correct
A multi-tier architecture can support both legacy systems and modern applications by separating different functions into distinct layers, enhancing compatibility and scalability.
Incorrect
A multi-tier architecture can support both legacy systems and modern applications by separating different functions into distinct layers, enhancing compatibility and scalability.
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Question 25 of 30
25. Question
Which protocol is used to provide redundancy and failover in a data center’s Layer 2 network?
Correct
The Hot Standby Router Protocol (HSRP) provides redundancy and failover at the Layer 2 level by allowing a backup router to take over if the primary router fails.
Incorrect
The Hot Standby Router Protocol (HSRP) provides redundancy and failover at the Layer 2 level by allowing a backup router to take over if the primary router fails.
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Question 26 of 30
26. Question
What is the purpose of using FabricPath in a data center network?
Correct
FabricPath is a Cisco technology that eliminates the need for Spanning Tree Protocol (STP) in Layer 2 networks, providing a loop-free, scalable, and efficient network topology.
Incorrect
FabricPath is a Cisco technology that eliminates the need for Spanning Tree Protocol (STP) in Layer 2 networks, providing a loop-free, scalable, and efficient network topology.
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Question 27 of 30
27. Question
Mr. Allen is experiencing slow performance on his data center’s storage network during peak hours.
Correct
Fibre Channel over Ethernet (FCoE) consolidates storage and data networking, reducing the need for separate cabling and improving performance during high-demand periods.
Incorrect
Fibre Channel over Ethernet (FCoE) consolidates storage and data networking, reducing the need for separate cabling and improving performance during high-demand periods.
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Question 28 of 30
28. Question
Ms. Rodriguez needs to ensure compliance with data protection regulations by encrypting all sensitive data in transit.
Correct
HTTPS (Hypertext Transfer Protocol Secure) encrypts data in transit, ensuring compliance with data protection regulations and securing sensitive information.
Incorrect
HTTPS (Hypertext Transfer Protocol Secure) encrypts data in transit, ensuring compliance with data protection regulations and securing sensitive information.
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Question 29 of 30
29. Question
In the context of data center security, what is the primary function of an ACL?
Correct
Access Control Lists (ACLs) are used to filter traffic by allowing or denying specific packets based on various criteria, enhancing security by controlling network access.
Incorrect
Access Control Lists (ACLs) are used to filter traffic by allowing or denying specific packets based on various criteria, enhancing security by controlling network access.
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Question 30 of 30
30. Question
Which data center topology is designed to minimize latency and maximize bandwidth between servers?
Correct
The Spine-Leaf topology minimizes latency and maximizes bandwidth by ensuring that any server can connect to any other server with minimal hops, providing high performance and efficient data transfer.
Incorrect
The Spine-Leaf topology minimizes latency and maximizes bandwidth by ensuring that any server can connect to any other server with minimal hops, providing high performance and efficient data transfer.