Section 1: S3 Storage Classes & Features (12 Questions)
Q1. Which S3 storage class is designed for frequently accessed data?
A) S3 Glacier
B) S3 Standard
C) S3 Standard-IA
D) S3 Deep Archive
Answer: B
Q2. Which S3 storage class is best for long-term archival with the lowest cost?
A) S3 Glacier
B) S3 Standard-IA
C) S3 Deep Archive
D) S3 Intelligent-Tiering
Answer: C
Q3. S3 Intelligent-Tiering automatically moves objects between tiers based on:
A) Object size
B) Last access patterns
C) Bucket tags
D) Encryption type
Answer: B
Q4. Which feature helps prevent accidental deletion of S3 objects?
A) Lifecycle policies
B) Versioning + MFA Delete
C) Cross-region replication
D) Object tagging
Answer: B
Q5. True or False: S3 offers 99.999999999% (11 nines) durability.
Answer: True
Q6. Cross-Region Replication (CRR) in S3 is primarily used for:
A) Reducing storage costs
B) Compliance and disaster recovery
C) Increasing performance in a single AZ
D) Automatic versioning
Answer: B
Q7. Which S3 feature allows you to host static websites?
A) S3 Select
B) S3 Object Lock
C) S3 Static Website Hosting
D) S3 Transfer Acceleration
Answer: C
Q8. A company wants to retrieve archived objects in minutes. Which S3 storage class should they choose?
A) Glacier Instant Retrieval
B) Glacier Flexible Retrieval
C) Deep Archive
D) Standard-IA
Answer: A
Q9. Which encryption option encrypts data automatically using AWS-managed keys?
A) SSE-C
B) SSE-S3
C) SSE-KMS with customer key
D) Client-side encryption only
Answer: B
Q10. Which S3 feature allows querying only a subset of object data?
A) S3 Select
B) S3 Lifecycle
C) S3 Glacier
D) S3 Replication
Answer: A
Q11. If an object is stored in S3 Standard-IA but accessed frequently, what happens to cost?
A) No change
B) Standard retrieval charges apply
C) Lower charges automatically
D) Object moves to Glacier
Answer: B
Q12. True or False: S3 can trigger Lambda functions on object upload.
Answer: True
Section 2: EBS Volumes & Snapshots (8 Questions)
Q13. Which EBS volume type offers the highest IOPS?
A) gp3
B) st1
C) io2 Block Express
D) sc1
Answer: C
Q14. Which EBS volume type is ideal for throughput-intensive workloads like big data?
A) st1
B) gp3
C) io2
D) sc1
Answer: A
Q15. EBS snapshots are stored in:
A) EBS itself
B) S3
C) Glacier
D) EFS
Answer: B
Q16. True or False: EBS volumes can be attached to multiple EC2 instances simultaneously.
Answer: False (only Multi-Attach io2 volumes support certain Linux scenarios)
Q17. Which volume type is cost-effective for infrequent workloads with low IOPS?
A) gp3
B) st1
C) sc1
D) io2
Answer: C
Q18. A database requires consistent high IOPS and low latency. Which EBS volume type is recommended?
A) gp3
B) st1
C) io2
D) sc1
Answer: C
Q19. True or False: Deleting an EC2 instance also deletes the EBS volume by default.
Answer: True (unless the volume is set to “Delete on Termination: false”)
Q20. What feature allows incremental backup of EBS volumes?
A) EBS Snapshots
B) EBS Lifecycle
C) EFS Backups
D) Storage Gateway
Answer: A
Section 3: EFS & FSx (8 Questions)
Q21. Which file system is fully managed and scales automatically for Linux workloads?
A) EFS
B) FSx for Windows
C) FSx for Lustre
D) S3
Answer: A
Q22. True or False: EFS can be mounted across multiple AZs.
Answer: True
Q23. FSx for Windows is best suited for:
A) High-performance computing
B) Microsoft Windows file shares with SMB
C) Linux NFS workloads
D) Long-term archival
Answer: B
Q24. FSx for Lustre integrates directly with:
A) RDS
B) S3
C) DynamoDB
D) Glacier
Answer: B
Q25. EFS performance mode for high throughput at large scale:
A) General Purpose
B) Max I/O
Answer: B
Q26. True or False: EFS automatically encrypts data at rest if enabled during creation.
Answer: True
Q27. Which FSx type is best for compute-intensive ML workloads?
A) FSx for Windows
B) FSx for Lustre
C) EFS General Purpose
D) S3 Standard
Answer: B
Q28. EFS lifecycle management can:
A) Automatically delete files
B) Move infrequently accessed files to lower-cost storage
C) Trigger Lambda functions
D) Replicate data across regions
Answer: B
Section 4: Storage Gateway & Backup (6 Questions)
Q29. Which Storage Gateway type presents cloud-backed iSCSI block storage?
A) File Gateway
B) Volume Gateway
C) Tape Gateway
D) EFS Gateway
Answer: B
Q30. Tape Gateway emulates:
A) Virtual disks
B) Virtual tapes
C) NFS file shares
D) S3 buckets
Answer: B
Q31. True or False: Storage Gateway integrates on-premises environments with AWS.
Answer: True
Q32. Which backup service allows centralized backup for AWS and on-prem?
A) AWS Backup
B) Storage Gateway
C) EFS
D) Glacier
Answer: A
Q33. Volume Gateway operates in which two modes?
A) Cached and Stored
B) Hot and Cold
C) Standard and Premium
D) Sync and Async
Answer: A
Q34. True or False: AWS Backup can schedule cross-region backups.
Answer: True
Section 5: Cost & Optimization (6 Questions)
Q35. Which S3 storage class is cheapest for rarely accessed data that can tolerate hours of retrieval?
A) S3 Standard-IA
B) S3 Glacier Flexible Retrieval
C) S3 Intelligent-Tiering
D) S3 Standard
Answer: B
Q36. Storing hot data on Glacier would result in:
A) Lower costs and instant access
B) High retrieval latency and potential extra cost
C) Higher durability but lower availability
D) Automatic tiering to S3 Standard
Answer: B
Q37. True or False: EFS Infrequent Access (EFS IA) automatically reduces storage cost for rarely accessed files.
Answer: True
Q38. For multi-AZ EC2 workloads needing shared storage, which is most cost-effective?
A) EBS gp3 attached to each EC2
B) EFS
C) FSx for Windows
D) S3 Standard
Answer: B
Q39. Cross-region replication is primarily for:
A) Cost savings
B) Disaster recovery
C) Performance improvement
D) Lifecycle management
Answer: B
Q40. Enabling versioning in S3 affects:
A) Durability only
B) Storage cost (increases)
C) Latency
D) Encryption
Answer: B
Section 6: Security & Compliance (6 Questions)
Q41. Which S3 feature allows WORM (Write Once Read Many) protection?
A) Object Lock
B) Versioning
C) Cross-region replication
D) S3 Select
Answer: A
Q42. True or False: EBS volumes can be encrypted at creation using KMS keys.
Answer: True
Q43. Which feature helps meet GDPR or HIPAA compliance for S3?
A) Encryption at rest and in transit
B) Storage class selection
C) Lifecycle policies
D) Transfer Acceleration
Answer: A
Q44. MFA Delete in S3 prevents:
A) Unauthorized bucket creation
B) Accidental or malicious object deletion
C) Glacier retrieval
D) Cross-region replication
Answer: B
Q45. True or False: FSx for Windows supports Active Directory integration for access control.
Answer: True
Q46. KMS CMK vs AWS-managed key for EBS encryption:
A) CMK allows granular access control
B) AWS-managed key allows auditing
C) CMK is free
D) No difference
Answer: A
Section 7: Exam Trick / Scenario Questions (6 Questions)
Q47. A company wants to store 50 TB of logs rarely accessed but needs retrieval within hours. Cheapest option?
A) S3 Standard
B) S3 Glacier Flexible Retrieval
C) S3 Deep Archive
D) EFS
Answer: B
Q48. You need multiple EC2 instances across AZs to access shared, low-latency file storage. Which service?
A) EBS
B) S3
C) EFS
D) FSx for Windows only
Answer: C
Q49. Which service provides block storage snapshots stored in S3?
A) EBS
B) EFS
C) FSx
D) Storage Gateway
Answer: A
Q50. A disaster recovery plan requires backup to another AWS region. Which features can help?
A) S3 Cross-Region Replication + EBS snapshots copy
B) EFS IA only
C) FSx in the same AZ
D) Storage Gateway without replication
Answer: A
Conclusion.
Mastering AWS storage services isn’t just about memorizing features it’s about understanding real-world trade-offs and challenges that organizations face when designing storage solutions. From your practice with multiple-choice questions, you should now be able to:
- Identify the Right Storage Option: Recognize when to use S3, EBS, EFS, or Glacier based on durability, latency, and cost requirements.
- Manage Performance and Scalability: Understand throughput and IOPS limits, and how storage choices affect application performance.
- Optimize Cost vs. Access Patterns: Be aware of lifecycle policies, infrequent access tiers, and archiving strategies to avoid overspending.
- Ensure Security and Compliance: Know which encryption, IAM policies, and auditing features are needed to protect sensitive data.
- Troubleshoot Common Pitfalls: Detect potential issues like EBS snapshot delays, S3 eventual consistency effects, or EFS performance bottlenecks.
By focusing on scenario-based challenges, you train yourself to think like a solutions architect balancing performance, cost, security, and reliability rather than just recalling definitions. This approach is crucial not only for exams but for practical AWS storage management in production environments.
- For more information about AWS Storage you can refer to Jeevi’s page.
- This tutorial is just the beginning learn Cloud Computing hands-on in our complete course. Upgrade your skills.
