You are developing a mobile application that allows users to create and manage to-do lists. Your application has the following requirements: - Store and synchronize data between different mobile devices. - Support offline access. - Provide real-time updates on each user's device. You need to implement a database solution while minimizing operational effort. Which approach should you use?

A. Create a Cloud SQL for MySQL instance. Implement a data model to store to-do list information.

B. Create a Bigtable instance. Design a database schema to avoid hotspots when writing data. Use

C. Use Firestore as the database. Configure Firestore offline persistence to cache a copy of the

D. Implement a SQLite database on each user's device. Use a scheduled job to synchronize each

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PROFESSIONAL-CLOUD-DEVELOPER · Question #305

You are developing a mobile application that allows users to create and manage to-do lists. Your application has the following requirements: - Store and synchronize data between different mobile devic

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Implementing Data Storage Solutions

Question

You are developing a mobile application that allows users to create and manage to-do lists. Your application has the following requirements:

Store and synchronize data between different mobile devices.
Support offline access.
Provide real-time updates on each user's device.

You need to implement a database solution while minimizing operational effort. Which approach should you use?

Options

ACreate a Cloud SQL for MySQL instance. Implement a data model to store to-do list information.
BCreate a Bigtable instance. Design a database schema to avoid hotspots when writing data. Use
CUse Firestore as the database. Configure Firestore offline persistence to cache a copy of the
DImplement a SQLite database on each user's device. Use a scheduled job to synchronize each

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Topics

#Firestore#Mobile Development#Database Selection#Serverless Databases

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