WGU - SOFTWARE DEFINED NETWORKING - D415
UPDATED QUESTIONS AND ANSWERS
Nova (Compute) - CORRECT ANSWER✅✅✅Provides foundation for handling the compute resources
of a cloud. Enables creation, scheduling, and management of VM instances across a cluster of nodes.
Neutron (networking) - CORRECT ANSWER✅✅✅Manages network resources in an OpenStack cloud.
Provides the ability to create and manage virtual networks, routers, load balancers, and other network
services.
Cinder (Block storage) - CORRECT ANSWER✅✅✅Allows users to create and manage block storage
volumes that can be attached to VMs for persistent storage
Swift (Object storage) - CORRECT ANSWER✅✅✅Allows users to store and retrieve large amounts of
unstructured data. Designed for scalability and durability.
Glance (Image service) - CORRECT ANSWER✅✅✅Stores, catalogs, and retrieves VM images, making
them available for deployment.
Horizon (Dashboard) - CORRECT ANSWER✅✅✅Provides GUI for users/admins to manage the
various OpenStack services
Keystone (Identity service) - CORRECT ANSWER✅✅✅IAM service that provides directory of users,
roles, and permissions in OpenStack. Offers authentication, token issuance, and access control.
Heat (Orchestration) - CORRECT ANSWER✅✅✅Define and manage cloud application stacks as
templates.
Ceilometer (Telemetry) - CORRECT ANSWER✅✅✅Collects metering and usage data. Helps monitor
and analyze resource usage
Trove (Database service) - CORRECT ANSWER✅✅✅Offers database as a service
, Ironic (bare metal) - CORRECT ANSWER✅✅✅Used for managing bare metal appliances
Magnum (Container Orchestration) - CORRECT ANSWER✅✅✅Enables management of container
orchestration engines, such as Kubernetes, providing users with the ability to deploy and manage
containerized applications
Barbican (Key Management) - CORRECT ANSWER✅✅✅Provides management, generation, and
storage of keys/certs/other sensitive items. Plays a crucial role in safeguarding sensitive information and
maintaining data privacy and security
SDN - CORRECT ANSWER✅✅✅Focuses on network control and management
SDN - CORRECT ANSWER✅✅✅Separates control plane from the data plane
SDN - CORRECT ANSWER✅✅✅Centralizes control by using a centralized controller that manages the
network
SDN - CORRECT ANSWER✅✅✅Network devices are considered "dumb"
SDN - CORRECT ANSWER✅✅✅Used to optimize network performance, improve agility, and enable
innovative appliactions
SDN - CORRECT ANSWER✅✅✅Particularly useful in datacenters, clouds, and situations requiring
network flexibility
NFV - CORRECT ANSWER✅✅✅Focuses on virtualizing and consolidating network functions
NFV - CORRECT ANSWER✅✅✅Aims to replace hardware-based network appliances
UPDATED QUESTIONS AND ANSWERS
Nova (Compute) - CORRECT ANSWER✅✅✅Provides foundation for handling the compute resources
of a cloud. Enables creation, scheduling, and management of VM instances across a cluster of nodes.
Neutron (networking) - CORRECT ANSWER✅✅✅Manages network resources in an OpenStack cloud.
Provides the ability to create and manage virtual networks, routers, load balancers, and other network
services.
Cinder (Block storage) - CORRECT ANSWER✅✅✅Allows users to create and manage block storage
volumes that can be attached to VMs for persistent storage
Swift (Object storage) - CORRECT ANSWER✅✅✅Allows users to store and retrieve large amounts of
unstructured data. Designed for scalability and durability.
Glance (Image service) - CORRECT ANSWER✅✅✅Stores, catalogs, and retrieves VM images, making
them available for deployment.
Horizon (Dashboard) - CORRECT ANSWER✅✅✅Provides GUI for users/admins to manage the
various OpenStack services
Keystone (Identity service) - CORRECT ANSWER✅✅✅IAM service that provides directory of users,
roles, and permissions in OpenStack. Offers authentication, token issuance, and access control.
Heat (Orchestration) - CORRECT ANSWER✅✅✅Define and manage cloud application stacks as
templates.
Ceilometer (Telemetry) - CORRECT ANSWER✅✅✅Collects metering and usage data. Helps monitor
and analyze resource usage
Trove (Database service) - CORRECT ANSWER✅✅✅Offers database as a service
, Ironic (bare metal) - CORRECT ANSWER✅✅✅Used for managing bare metal appliances
Magnum (Container Orchestration) - CORRECT ANSWER✅✅✅Enables management of container
orchestration engines, such as Kubernetes, providing users with the ability to deploy and manage
containerized applications
Barbican (Key Management) - CORRECT ANSWER✅✅✅Provides management, generation, and
storage of keys/certs/other sensitive items. Plays a crucial role in safeguarding sensitive information and
maintaining data privacy and security
SDN - CORRECT ANSWER✅✅✅Focuses on network control and management
SDN - CORRECT ANSWER✅✅✅Separates control plane from the data plane
SDN - CORRECT ANSWER✅✅✅Centralizes control by using a centralized controller that manages the
network
SDN - CORRECT ANSWER✅✅✅Network devices are considered "dumb"
SDN - CORRECT ANSWER✅✅✅Used to optimize network performance, improve agility, and enable
innovative appliactions
SDN - CORRECT ANSWER✅✅✅Particularly useful in datacenters, clouds, and situations requiring
network flexibility
NFV - CORRECT ANSWER✅✅✅Focuses on virtualizing and consolidating network functions
NFV - CORRECT ANSWER✅✅✅Aims to replace hardware-based network appliances
