OpenStack Interview Questions and Answers
Experienced / Expert level questions & answers
Ques 1. Explain the concept of an 'Availability Zone' in Nova.
An Availability Zone in Nova represents a set of compute resources within a region. It allows users to place instances in specific zones to achieve high availability and redundancy.
Ques 2. What is the purpose of the 'swift-ring-builder' tool in Swift?
The 'swift-ring-builder' tool is used to manage the partitioning and distribution of data across the Swift object storage cluster. It helps in maintaining and updating the ring structure.
Ques 3. Explain the concept of 'Network namespaces' in Neutron.
Network namespaces in Neutron provide isolated network environments within the same host. They enable the creation of multiple virtual networks on a single physical host.
Ques 4. Explain the concept of 'CORS' in Swift.
Cross-Origin Resource Sharing (CORS) in Swift is a mechanism that allows resources, such as object storage, to be requested from a different domain than the one that served the original resource.
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