Application Architectures and Development Lifecycle DSE Practice Questions (Page 9)

Questions 41–45

1. 41foundation · easy

   In Agile development, what is the primary purpose of a sprint (or iteration)?

   • ATo test the final product before release.
   • BTo complete all requirements of the project in one phase.
   • CTo produce a potentially shippable increment of the product.
   • DTo write documentation for the entire system.
   Reveal Solution Discussion Select an answer first
2. 42foundation · easy

   In the waterfall model, which phase typically comes after the design phase?

   • ATesting
   • BRequirements gathering
   • CMaintenance
   • DImplementation (coding)
   Reveal Solution Discussion Select an answer first
4. 43foundation · easy

   Which principle is central to Service-Oriented Architecture (SOA)?

   • AServices communicate only through direct function calls within the same process.
   • BAll services must share a single database schema.
   • CServices are deployed as a single monolithic unit.
   • DServices are loosely coupled and can be reused across different applications.
   Reveal Solution Discussion Select an answer first
5. 44foundation · easy

   Which of the following is a common variation of the client-server architecture?

   • AEvent-driven architecture, where components communicate via events.
   • BThree-tier architecture, where presentation, application, and data layers are separated.
   • CMonolithic architecture, where all components are in one process.
   • DServerless architecture, where code runs in stateless functions.
   Reveal Solution Discussion Select an answer first
6. 45foundation · easy

   Which of the following is a typical use case for serverless computing?

   • ARunning a long-lived, stateful application that requires a persistent connection.
   • BRunning a 24/7 batch processing job that runs continuously.
   • CHosting a traditional relational database with complex queries.
   • DProcessing events from a message queue, such as resizing images when a new file is uploaded.
   Reveal Solution Discussion Select an answer first