Google Cloud Digital Leader Practice Exam 2025 – Complete Prep Guide

Using Cloud Storage is the best choice for economical storage of files, images, and videos while ensuring security within Google Cloud. Cloud Storage is designed to handle unstructured data, which includes various file types such as documents, images, videos, and backups. It provides a highly scalable solution with different storage classes that allow organizations to optimize costs based on access frequency, ranging from standard storage for frequently accessed data to nearline and coldline storage for data that is accessed less often.

In terms of security, Cloud Storage offers several built-in features, including encrypted storage, both at rest and in transit. Users can also set up fine-grained access controls and utilize Google's IAM (Identity and Access Management) to ensure that only authorized personnel can access the stored data. Additionally, it integrates seamlessly with other Google Cloud services, allowing for versatile and scalable data storage solutions that meet diverse business needs.

Other options, like Cloud Spanner, Cloud SQL, and BigQuery, are designed for specific types of data storage and processing. Cloud Spanner focuses on globally distributed databases, Cloud SQL is a relational database service ideal for structured data, and BigQuery is optimized for large-scale data analytics. Therefore, none of these alternatives suit the needs for economical storage of general file types while