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AWS > Backup and Archival > Flashcards

Backup and Archival Flashcards

1
Q

Q: What is AWS Backup?

A

A: A fully managed service to centralize and automate the backup of data across AWS services.

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2
Q

Q: Which AWS services are supported by AWS Backup?

A

A: Amazon EC2, EBS, RDS, DynamoDB, FSx, S3, EFS, and VMware workloads.

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3
Q

Q: What is a backup plan in AWS Backup?

A

A: A set of rules that define backup schedules, retention periods, and lifecycle policies.

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4
Q

Q: What is a backup vault in AWS Backup?

A

A: A secure storage location for backups, encrypted using AWS KMS.

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5
Q

Q: What are cross-region backups in AWS Backup?

A

A: A feature that allows you to replicate backups to different AWS regions for disaster recovery.

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6
Q

Q: What are cross-account backups in AWS Backup?

A

A: A feature to replicate backups across AWS accounts for enhanced security and compliance.

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7
Q

Q: How is Amazon S3 used for backup?

A

A: S3 provides object storage for backing up data, with lifecycle policies for cost optimization and transition to archival storage.

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8
Q

Q: What is Amazon S3 Glacier?

A

A: A low-cost archival storage service designed for long-term backups and data archiving.

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9
Q

Q: What are the retrieval options in S3 Glacier?

A

A: Instant Retrieval, Flexible Retrieval (formerly Standard), and Deep Archive Retrieval.

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10
Q

Q: What are lifecycle policies in S3?

A

A: Rules that transition objects between storage classes or delete them after a specified time.

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11
Q

Q: How is EFS backed up in AWS?

A

A: Using AWS Backup or creating periodic file system snapshots.

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12
Q

Q: How are backups handled in RDS?

A

A: Automatic daily snapshots and manual snapshots for point-in-time recovery.

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13
Q

Q: What backup options are available for DynamoDB?

A

A: On-demand backups and continuous backups with point-in-time recovery (PITR).

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14
Q

Q: How is EC2 backed up?

A

A: By creating EBS snapshots or using AWS Backup to automate the process.

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15
Q

Q: What are EBS snapshots?

A

A: Incremental backups of EBS volumes stored in Amazon S3.

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16
Q

Q: What are snapshot lifecycle policies?

A

A: Policies to automate the creation, retention, and deletion of EBS snapshots.

17
Q

Q: What is AWS Storage Gateway?

A

A: A hybrid cloud storage service that enables on-premises applications to use AWS storage for backup and archiving.

18
Q

Q: How does FSx handle backups?

A

A: Automatically takes daily backups and allows manual snapshots.

19
Q

Q: How does AWS Backup support compliance?

A

A: By providing centralized management, audit logs, and encryption for secure backups.

20
Q

Q: How is data encryption handled in AWS Backup?

A

A: Using AWS KMS for encryption at rest and TLS for encryption in transit.

21
Q

Q: What is data lifecycle management in AWS?

A

A: Managing data by transitioning it to cost-effective storage or archiving it using S3 lifecycle policies.

22
Q

Q: What is S3 Intelligent-Tiering?

A

A: A storage class that automatically moves objects to the most cost-effective tier based on access patterns.

23
Q

Q: How is AWS Snowball used for backup?

A

A: To transfer large amounts of data to AWS for backup and archiving in cases where network bandwidth is limited.

24
Q

Q: What are data retention policies in AWS Backup?

A

A: Rules that define how long backups are kept before being deleted or transitioned to archival storage.

25
Q

Q: How is backup monitoring handled in AWS?

A

A: Using AWS Backup’s monitoring tools and AWS CloudWatch for logs and metrics.

26
Q

Q: How can you optimize backup costs in AWS?

A

A: Use S3 Glacier or Deep Archive, set lifecycle policies, delete outdated backups, and monitor usage with AWS Cost Explorer.

27
Q

Q: What is cross-region snapshot copy?

A

A: A feature to replicate EBS or RDS snapshots to another region for disaster recovery.

28
Q

Q: How can Amazon Athena be used for backup analysis?

A

A: To query S3 backup logs for usage and compliance reporting using SQL.

29
Q

A: To query S3 backup logs for usage and compliance reporting using SQL.

A

A: A feature that allows you to restore a database to any specific point in time within a retention period.

30
Q

Q: How does AWS support disaster recovery?

A

A: By enabling cross-region backups, AWS Backup, replication (e.g., S3 CRR), and using AWS Elastic Disaster Recovery (DRS).

31
Q

Q: What is Tape Gateway?

A

A: A Storage Gateway service that enables using AWS for virtual tape backups to reduce reliance on physical tapes.

32
Q

Q: What is Amazon S3 Glacier Deep Archive?

A

A: The lowest-cost storage class for long-term data archiving with retrieval times of 12-48 hours.

33
Q

Q: What is S3 Glacier Vault Lock?

A

A: A feature to enforce compliance controls by locking vault policies in S3 Glacier.

34
Q

Q: What is AWS Backup Audit Manager?

A

A: A tool to audit and ensure compliance of your backup policies with organizational or regulatory requirements.

35
Q

Q: What is hybrid backup in AWS?

A

A: A solution that combines on-premises backups with AWS cloud backups, often using Storage Gateway.

36
Q

Q: What metrics are available in AWS Backup?

A

A: Backup success rate, backup vault usage, data transfer, and backup restoration performance.

AWS (29 decks)

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