AWS S3

The durability for Amazon S3 bucket (Standard, IA, One zone – IA and Glacier) is ____

• 99

• 99.999999999

• 99.99

• 90.999999999

EatChips entertainment private limited has been producing Movies, web series for its audiences spread across global locations. They have recently moved to AWS infrastructure and moved their media content to S3 buckets. Unfortunately, there has been rise in complaints by the customers. Customers are experiencing very slow download for the media. EatChips has approached you for reducing the latency issues.

• Provision higher configuration EC2 instances (C5x large) to process user requests.

• Use Transfer Acceleration to distribute the content. TA uses Amazon Cloud Front Edge network to improve content distribution.

• S3 is not able to serve concurrent requests and hence it is a bad decision to host media content on S3 bucket.

• Ask customer to shift to Fiber network.

Genova Research Lab stores it’s research data into S3 buckets. As a security measure, they have strict policy to enable only Private access and no public access on buckets. They have recently setup a VPC for one of its mission critical system. While developing the system, the engineers realised that they do require access to S3 buckets from VPC. What option you will suggest?

• S3 data should be moved to DynamoDB and systems in VPC should use DynamoDB API to access the data.

• Create VPC Endpoint to S3 bucket and access the data.

• Data stored in S3 bucket (whether private/public) cannot be accessed from VPC. You must setup NAT gateway to access S3.

• Private access forbids VPC from accessing content from S3 buket.

Multipart upload should be considered for uploading objects larger than 10 MB in size.

• Correct

• Incorrect

For storing archived content, which service you will recommend?

• S3 Standard

• S3 Infrequent Access

• Amazon Glacier

• S3 One zone – Infrequent Access

Global Medicine Pvt. Ltd. stores all its billing invoices in S3 buckets. Amanda realised that one of her colleague has recently deleted an invoice stored in the bucket. Amanda is worried about the event and contacted Greg (Cloud Architect) to recover the data. Greg seems to be very confident that the data is not lost and can be easily recovered.

• Data stored in S3 is never lost

• Greg has already enabled versioning on S3 bucket and he knows that the file has not been removed but only delete marker has been placed.

• Greg has false confidence in S3. The data is permanently deleted.

• Greg feels AWS might have maintained the backup of S3 in their own systems. He can drop a request to AWS support to recover data.

S3 Standard Infrequent Access (IA) offers ____ availability.

• 99.9

• 99.99

• 99.999999999

• 99.5

Jimmy is well known photographer in California. He is approached by many prospects for various assignments. To enable global access, Jimmy has uploaded his portfolio in S3 buckets. He has categorized his photos in different folders of S3 bucket. Jimmy realised that to impress the prospects he must share his content with them but not for indefinite time. One of his friend recommended ____.

• Create Query Parameter based authentication to enable limited time access and expiring links.

• S3 can perform authentication using Query parameters but doesn’t support limited time feature.

• S3 provides static website hosting feature and doesn’t perform any authentication of users accessing the content.

• Develop an application which hides S3 URL and ask prospects to download the application.

Digital Media Pvt. Ltd is a biggest Media producing company in North America. It has offices spread across the states and it leverages AWS cloud for its operations. One of its system is using S3 buckets to store data in Northern Virigina (US-east) Region. The company has decided to move some of the data for processing from S3 buckets to EC2 instances in different availability zone of same region. Also for few specific operations, the data need to be moved to different bucket in Northern California (US-west).

How Digital Media will be charged for these operations?

• Charges will be applied to the data movement between EC2 and S3.

• No data charge, since the data is moved between AWS regions only and not to an outside cloud provider.

• Charges will be applicable for data movement between EC2 and S3 as well as for moving data between different regions of S3.

• No charges for data transfer between same region (S3 to EC2) but charges will be applicable for copying data between different regions of S3.

S3 Standard storage class stores data across _____ availability zones.

• 4

• 3

• 2

• 1