What is 21. Hash mapping 22. Mutable and immutable 23. Bugsnag library 24. Agile microservices development model 25. Microservices architecture?

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Accepted Answer

Hash mapping is a technique used to map keys to values in a data structure.

Hash mapping involves using a hash function to generate a unique index for each key, allowing for efficient retrieval of values.
Mutable objects can be modified after creation, while immutable objects cannot be changed.
Bugsnag is a library used for monitoring and reporting errors in software applications.
Agile microservices development model involves developing software in small, independent services that can be deployed and scaled independently.
Microservices architecture is an architectural style where an application is composed of small, loosely coupled services that communicate over the network.