GOOGLE PROFESSIONAL DATA ENGINEER
FINAL REVIEW MANUAL 2026 TESTED
QUESTIONS CORRECT ANSWERS
● Three types of database storage. Answer: SQL
NoSQL
Analytic
● Best choice of storage for:
1. Unstructured data
2. Archived data
3. Temporary storage between services
4. Global access/web accessible. Answer: Cloud Storage
● Logical organization for Cloud Storage. Answer: Buckets
Folders
Objects
● Different storage classes for Cloud Storage. Answer: High
performance: for frequent access
Nearline: once every 30 days
, Coldline: once a year
Archive: more than once a year
● Redundancy options in Cloud Storage. Answer: Regional: replicated
across zones within single region
Dual-region: replicated across two regions with automatic failover
Multi-region: across US, EU, or Asia with automatic failover
● Three different automatic encryption types in Cloud Storage. Answer:
1. Google managed: easiest
2. Customer managed using Cloud Key Management Service
3. Customer supplied: most control and most responsibility
● Five options for loading data into Cloud Storage. Answer: For small
amounts of data:
1. Console
2. Command line
3. API
For bulk data loads
4. Cloud Storage Transfer
5. Transfer Appliance
● Explain the following gsutil commands:
FINAL REVIEW MANUAL 2026 TESTED
QUESTIONS CORRECT ANSWERS
● Three types of database storage. Answer: SQL
NoSQL
Analytic
● Best choice of storage for:
1. Unstructured data
2. Archived data
3. Temporary storage between services
4. Global access/web accessible. Answer: Cloud Storage
● Logical organization for Cloud Storage. Answer: Buckets
Folders
Objects
● Different storage classes for Cloud Storage. Answer: High
performance: for frequent access
Nearline: once every 30 days
, Coldline: once a year
Archive: more than once a year
● Redundancy options in Cloud Storage. Answer: Regional: replicated
across zones within single region
Dual-region: replicated across two regions with automatic failover
Multi-region: across US, EU, or Asia with automatic failover
● Three different automatic encryption types in Cloud Storage. Answer:
1. Google managed: easiest
2. Customer managed using Cloud Key Management Service
3. Customer supplied: most control and most responsibility
● Five options for loading data into Cloud Storage. Answer: For small
amounts of data:
1. Console
2. Command line
3. API
For bulk data loads
4. Cloud Storage Transfer
5. Transfer Appliance
● Explain the following gsutil commands:
