Storage & Data Management Flashcards

1
Q

Which service is a managed file storage service.

A

EFS

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2
Q

When deciding the S3 Storage tier, what is NOT a factor to consider?

A

Durability (they all have 11 9s)

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3
Q

Which Storage service is NOT tied to a region.

A

AWS SNOWBALL.

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4
Q

What Encryption levels are offered in EBS?

A

Client & Volume Level Encryption

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5
Q

How many characters can a bucket name be?

A

63

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6
Q

What policy to use to move stale data to EFA-IA?

A

“age-off” policy

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7
Q

How to create an EFA shared directory?

A

Use ‘EFS Access Point’

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8
Q

How to use Client-side encryption library in S3?

A

Use “Amazon S3 Encryption Client” . Otherwise use SSE-C to have less administrative effort.

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9
Q

What can we use to audit who has access to S3 buckets?

A

Access Analyzer!

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10
Q

What retrieval option should you use with GLACIER if data is needed ASAP?

A

Expedited retrieval!

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11
Q

Which retrieval should to use in GLACIER to keep costs down within 12 hours?

A

BULK retrieval!

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12
Q

If you started GLACIER retrieval but decided to switch to a faster method. What can you use?

A

S3 Restore Speed Upgrade. You ‘ll be charged for both!

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13
Q

How long would BULK retrieval take with GLACIER DEEP ?

A

Within 48 hours!

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14
Q

Name 3 services that can be tied with S3 notification. Name 1 that cannot.

A

SNS, SQS , Lambda.
S3 notification cannot tie with CloudWatch!

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15
Q

How to replace tag sets of S3 objects?

A

Use S3 Batch Operations.

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16
Q

How can we create a backup origin in CloudFront?

A

Use “Origin Redundancy”

17
Q

How to create an error page in S3 website with CF distribution?

A

Present a customised “error page” in CF!

18
Q

How to remove an ad immediately from S3 Cloud Front?

A

Invalidate the cache.

19
Q

How to continue using cookies for dynamic content on the S3 website?

A

Forward cookies to orign servers.

20
Q

URI query parameters in HTTP GET is placed within WHAT two characters ?

A

? and &

21
Q

What is the limit of file size in CloudFront?

A

20 GB!

22
Q

What is recommended for large ongoing transfers?

A

Direct Connect

23
Q

What is required in SNOWBALL Setup?

A

Snowball client; job manifest file; job manifest unlock code

24
Q

Can we export data from AWS to on-premise servers using Snowball?

A

YES!

25
Q

What is the CLI command to configure EFS life cycle?

A

> aws efs put-lifecycle-configuration

26
Q

What is the CLI command to get the EFS tags?

A

> aws efs describe-tags

27
Q

What is the CLI command to get the mount targets in EFS?

A

> aws efs describe-mount-targets

28
Q

How often is a key rotated in KMS?

A

every 365 days!

29
Q

What is the CLI command to check the key rotation status?

A

> aws kms get-key-rotation-status

30
Q

Can a de-registered AMI be used again?

A

NO! However you can register a NEW AMI from snapshot.

31
Q

How to recognise AMI offered by AWS?

A

they have ‘amazon’ owner.

32
Q

How to share AMI with a colleague?

A

Share an AMI by sharing AMI ID in AMI permissions.