S3 Flashcards

1
Q

Object Min-Max size

A

0 bytes to 5TB

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2
Q

Max size of a S3 PUT operation

A

5GB

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3
Q

Read after Write consistency

A

PUT of new objects

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4
Q

Eventual consistency

A

Overriding or Deletes

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5
Q

S3 sustains of _______ data centers or facility failure at a time

A

two

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6
Q

How do achieve object level security

A

Using ACL

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7
Q

Can you configure S3 to create access logs about request made to and from into another bucket

A

Yes

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8
Q

what happens to existing objects if you make S3 as public?

A

They’ll still be private. You have make each and every object public if you wish to

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9
Q

When Versioning is enabled, does new versions inherit existing version properties? like if version 1 is public what happens to version 2 when uploaded?

A

It will not inherit previous version properties. i.e., Version 2 will remain private

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10
Q

What happens to existing objects if you enable encryption on a bucket?

A

Existing objects remains un-encrypted unless you encrypt each object manually

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11
Q

you need to wait _____ days to move objects storage class from standard to standard IA.

A

30

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12
Q

whats the use of pre-signed urls?

A

To give temporary access; To access private objects

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13
Q

Can pre-signed URLs be generated from Console, CLI and SDK

A

False, only CLI and SDK allows to do so

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14
Q

what if you delete the latest version object?

A

The previous version object will be restored

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15
Q

Can you stop versioning on S3?

A

No, you can only suspend versioning

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16
Q

What happens to existing versions if you suspend versioning?

A

Versions will still exist for previous versioned objects

17
Q

MFA deletes can be enabled without versioning?

A

False, you need version for MFA deletes

18
Q

MFA deletes can be enabled from Console

A

No, CLI allows to do so

19
Q

Cross Region Replication can be enabled without versioning?

A

No, it must be enabled on both source and destination objects.

20
Q

CRR (Cross Region Replication) can be used between Regions and/or Accounts

A

True

21
Q

What S3 storage does not guarantee the 11 9’s of durability?

A

Reduced Redundancy storage

22
Q

Can SSL certificates be used for encryption at rest?

A

No, SSL is in transit encryption