Cloud Networking: Master the Fundamentals for Network Design

Question 1

What is the principal function of a virtual private cloud (VPC) in cloud networking?

Accepted Answer

Establishing a private and isolated network within a shared public cloud

Answer

Connecting different cloud regions for seamless data transfer

Answer

Managing network security and access control policies

Answer

Bridging on-premises networks with cloud networks

Question 2

Which cloud networking service is specifically designed to provide secure and encrypted communication between cloud resources?

Accepted Answer

Virtual Private Network (VPN)

Answer

Load Balancing

Answer

DNS

Answer

Firewall

Question 3

What is the primary purpose of a cloud-native firewall?

Accepted Answer

Inspecting and filtering network traffic within a cloud environment

Answer

Protecting on-premises networks from cloud-based threats

Answer

Providing intrusion detection and prevention capabilities

Answer

Managing network access control lists

Question 4

What is the significance of network segmentation in cloud environments?

Accepted Answer

Isolating different parts of the network to enhance security and scalability

Answer

Connecting different cloud regions to facilitate data exchange

Answer

Managing network traffic flows to optimize performance

Answer

Preventing single points of failure to ensure network resilience

Question 5

Identify the service that is not typically offered in cloud networking:

Accepted Answer

Email hosting

Answer

Load balancing

Answer

Network security groups

Answer

Virtual machines

Question 6

Which cloud networking protocol ensures secure communication over public networks?

Accepted Answer

HTTPS

Answer

HTTP

Answer

TCP

Answer

UDP

Question 7

Explain the primary function of a network address translation (NAT) gateway in cloud networking.

Accepted Answer

Converts private IP addresses to public IP addresses

Answer

Converts public IP addresses to private IP addresses

Answer

Filters and blocks unauthorized network traffic

Answer

Provides redundant network paths

Question 8

Which of the following is NOT a cloud networking model?

Accepted Answer

Database as a Service (DaaS)

Answer

Infrastructure as a Service (IaaS)

Answer

Platform as a Service (PaaS)

Answer

Software as a Service (SaaS)

Question 9

Describe the purpose of a cloud DNS service.

Accepted Answer

Translates domain names into IP addresses

Answer

Distributes traffic across multiple cloud resources

Answer

Protects against malicious network activity

Answer

Creates and manages virtual network infrastructure

Question 10

What is the primary purpose of a load balancer in cloud networking?

Accepted Answer

Distribute traffic across multiple servers

Answer

Secure access to cloud resources

Answer

Provide redundancy and failover

Answer

Monitor network performance

Question 11

Identify the primary concern associated with cloud networking.

Accepted Answer

Security vulnerabilities

Answer

Network latency

Answer

Cost optimization

Answer

Vendor lock-in

Question 12

Which cloud networking topology is commonly employed to ensure high availability and fault tolerance?

Accepted Answer

Mesh topology

Answer

Star topology

Answer

Ring topology

Answer

Bus topology

Question 13

Which characteristic is a defining feature of cloud networking?

Accepted Answer

Seamless connectivity between on-premises and cloud resources

Answer

Centralized network topology

Answer

Managed by on-premises IT staff

Answer

Requires significant hardware and software investment

Question 14

In Google Cloud Platform (GCP), which service allows you to provision and manage virtual networks?

Accepted Answer

Virtual Private Cloud (VPC) Network

Answer

Kubernetes Engine

Answer

Compute Engine

Answer

Google Cloud VPN

Question 15

What is the primary purpose of a firewall in a cloud network?

Accepted Answer

To regulate access to resources, preventing unauthorized entry

Answer

To monitor network traffic for malicious activity

Answer

To optimize network performance and reduce latency

Answer

To provide load balancing and distribute traffic across multiple servers

Question 16

Which of the following is an example of a cloud-native networking solution?

Accepted Answer

Kubernetes NetworkPolicy

Answer

OpenStack Neutron

Answer

Cisco Application Centric Infrastructure (ACI)

Answer

VMWare vSphere

Question 17

When designing a cloud network, which of the following is considered a best practice:

Accepted Answer

Adopting a hybrid cloud approach, combining on-premises and cloud resources

Answer

Avoiding a multi-cloud strategy to minimize complexity

Answer

Designing for redundancy without considering scalability

Answer

Ignoring security considerations to reduce costs

Question 18

Identify a potential limitation of cloud networking:

Accepted Answer

Network performance variability, as cloud resources are shared and subject to factors beyond the organization's control

Answer

Unlimited storage capacity, as cloud storage is typically scalable and can accommodate large datasets

Answer

Guaranteed uptime, as cloud providers offer high availability and reliability

Question 19

Which troubleshooting approach is widely recommended for cloud networking issues?

Accepted Answer

Leveraging cloud monitoring and logging tools is a recommended approach for troubleshooting cloud networking issues.

Answer

Ignoring error messages can lead to unidentified and persistent issues.

Answer

Manually inspecting every component can be time-consuming and may not identify the root cause effectively.

Answer

Reinstalling the entire cloud network is generally not an efficient troubleshooting approach.

Question 20

Which cloud networking model provides the highest level of control over network configuration?

Accepted Answer

Infrastructure as a Service (IaaS) offers the highest level of control and customization for network configuration.

Answer

Serverless Computing focuses on managing serverless functions and does not provide direct control over network configuration.

Answer

Software as a Service (SaaS) typically limits control over network configuration as it is managed by the service provider.

Answer

Platform as a Service (PaaS) provides a higher level of abstraction and less control over network configuration.

Question 21

What technology is commonly used to securely connect an on-premises data center to a public cloud provider?

Accepted Answer

A Virtual Private Network (VPN) is a suitable technology for securely connecting an on-premises data center to a public cloud provider.

Answer

DHCP is used for assigning IP addresses and is not primarily designed for establishing secure connections.

Answer

DNS is primarily responsible for name resolution and is not specifically designed for secure connectivity.

Answer

NAT is used for translating network addresses and is not specifically designed for establishing secure connections.

Question 22

What is a significant advantage of utilizing a Content Delivery Network (CDN) in a cloud networking architecture?

Accepted Answer

A CDN can significantly improve website performance and reduce latency for users across different geographical locations.

Answer

A CDN does not provide centralized management of all cloud services.

Answer

A CDN typically does not enhance security by encrypting all data traffic.

Question 23

Which cloud networking concept ensures high availability and redundancy for web servers in a cloud environment?

Accepted Answer

Load Balancing is a cloud networking concept that distributes incoming traffic across multiple servers, ensuring high availability and redundancy.

Answer

Dynamic Host Configuration Protocol (DHCP) is responsible for assigning IP addresses.

Answer

Network Address Translation (NAT) is used for translating network addresses.

Answer

A Virtual Private Network (VPN) is primarily used for secure connectivity.

Question 24

What is a key advantage of using cloud-based security solutions for network protection?

Accepted Answer

Cloud-based security solutions offer scalability and flexibility to adapt to evolving security threats.

Answer

Cloud-based security solutions may not eliminate the need for physical security infrastructure entirely.

Answer

Cost reduction is not necessarily a key advantage of cloud-based security solutions compared to on-premises solutions.

Question 25

Which cloud networking concept allows businesses to isolate and manage specific network resources for different applications and users?

Accepted Answer

Network Segmentation enables businesses to allocate and manage specific network resources for different applications and users within their cloud environment.

Answer

Cloud Optimization aims to optimize the performance and cost of cloud services.

Answer

Cloud Routing focuses on directing network traffic.

Answer

Cloud Monitoring is concerned with monitoring and analyzing cloud resources and services.

Question 26

When designing a cloud networking architecture, what are two important considerations for optimal performance and user experience?

Accepted Answer

Latency and Bandwidth are two key considerations for ensuring optimal performance and user experience in cloud networking.

Answer

Cost of cloud services is not a direct factor affecting performance and user experience.

Answer

Number of cloud providers used is not directly related to performance and user experience within a single cloud networking architecture.

Answer

Type of cloud storage used primarily relates to data management rather than network performance.

Question 27

What is the main purpose of a Network Virtualization Platform (NVP) in a cloud networking environment?

Accepted Answer

The primary purpose of a Network Virtualization Platform (NVP) in a cloud networking environment is to abstract physical network hardware and create virtualized networks.

Answer

Providing secure access to cloud resources is not the primary purpose of an NVP.

Answer

Managing cloud storage services is not the primary responsibility of an NVP.

Question 28

When implementing a hybrid cloud networking strategy, what are two key factors that should be considered during the design phase?

Accepted Answer

Connectivity between on-premises and cloud environments, as well as Security and data governance across different environments, are two key factors to consider during the design phase of a hybrid cloud networking strategy.

Answer

Cost of cloud services and Availability of cloud resources are important factors but not the primary focus of the design phase.