Given a Scenario, Describe the Design Considerations, Trade-Offs, and Risks for Mobile Solutions and Recommend the Appropriate Mobile Platform. TECHNICAL-ARCHITECT Practice Questions (Page 2)

Questions 6–10

1. 6foundation · easy

   When integrating a mobile app with a legacy enterprise system that only supports SOAP APIs, what is a common approach to simplify the mobile client?

   • AConvert the legacy system to a modern architecture
   • BHave the mobile app call the SOAP API directly
   • CExpose a RESTful API gateway that translates between REST and SOAP
   • DUse a VPN to access the legacy system directly
   Reveal Solution Discussion Select an answer first
2. 7foundation · easy

   A company needs a mobile app with the best possible performance and access to device-specific features like advanced camera controls. Which architecture approach is most appropriate?

   • AHybrid app development
   • BNative app development
   • CWeb-based app
   • DProgressive web app
   Reveal Solution Discussion Select an answer first
4. 8application · medium

   A sales team uses a mobile app to manage customer visits and update opportunity data. The app must work offline in areas with poor connectivity. The team needs to ensure that when multiple sales reps update the same opportunity offline, the changes are not lost. Which synchronization strategy should the architect recommend?

   • ABlock offline updates and require an online connection
   • BUse a simple timestamp-based resolution where the latest timestamp wins
   • CLast-write-wins conflict resolution
   • DField-level conflict resolution with a merge strategy
   Reveal Solution Discussion Select an answer first
5. 9foundation · easy

   Which technique is most effective for reducing the load on a mobile backend and improving response times for frequently accessed data?

   • ARemoving all authentication to speed up requests
   • BUsing a single server to handle all requests
   • CImplementing caching at the server and client levels
   • DIncreasing the number of API endpoints
   Reveal Solution Discussion Select an answer first
6. 10foundation · easy

   A startup needs to launch a mobile app quickly on both iOS and Android with limited budget and a small development team. Which platform strategy is most appropriate?

   • ADevelop two separate native apps
   • BOutsource to multiple vendors for native development
   • CUse a cross-platform framework like React Native or Flutter
   • DLaunch a web app first and defer mobile apps
   Reveal Solution Discussion Select an answer first