Module 3: Adding a Storage Layer (Simple Storage Service)

Question 1

Amazon Simple Storage Service (S3) provides a good use for which of the following cases?

• A data warehouse for business intelligence
• An internet-accessible storage location for video files that a website accesses.
• Hourly storage of frequently access temporary files
• A cluster for traditional Apache Spark and Apache Hadoop installations to process big data.

Answer 1

An internet-accessible storage location for video files that a website accesses.

Question 2

A company is interested in using Amazon Simple Storage Service S3) alone to host their website, instead of a traditional web server. Which types of content does Amazon S3 support for static web hosting? (Select THREE)

• HTML files and image files
• Client-side scripts
• Server-side scripts
• Dynamic HTML files
• Video and sound files

Answer 2

• HTML files and image files
• Client-side scripts
• Video and sound files

Question 3

A company must create a common place to store shared files. Which requirements does AWS S3 support? (Name 2)

• Recover deleted files
• Maintain different versions of files
• Lock a file so that only one person at a time can edit it.
• Attach comments to files
• Compare file contents between files

Answer 3

• Recover Deleted files
• Maintain different versions of files

Question 4

A customer service team accesses case data daily for up to 30 days. Cases can be reopened and require immediate access for 1 year after they are closed. Which solution meets the requirements and is the most cost-efficient?

• Store all case data in S3 Standard so that it is available whenever needed.
• Store case data in S3 Standard. Use a lifecycle policy to move the data into S3 Standard-Infrequent Access (S3 Standard-IA) after 30 days.
• Store case data in S3 Standard. Use a lifecycle policy to move the data into Amazon Glacier after 30 days.
• Store case data in S3 Intelligent-Tiering to automatically move data between tiers based on access frequency

Answer 4

-Store case data in S3 Intelligent-Tiering to automatically move data between tiers based on access frequency

Question 5

A company is migrating 100 TB of data from their on-premises data center to Amazon Simple Storage Service center to Amazon S3. The company connects to AWS by using a single 155 Mbps internet connection. Which daa transfer option is the fastest and most cost-effective?

• AWS Management Console
• Amazon S3 multipart uploads
• AWS Snowball
• AWS Snowmobile

Answer 5

AWS Snowball

Question 6

A video producer must regularly transfer several video files to Amazon S3. The files range from 100-700 MB. The internet connection has been unreliable, causing some uploads to fail. Which solution provides the fastest, most reliable, and most cost-effective way to transfer these files to Amazon S3?

• AWS Management Console
• AWS Snowmobile
• Amazon S3 multipart uploads
• AWS Snowball

Answer 6

• Amazon S3 multipart uploads

Question 7

When using _____________ , an upload failure requires a restart of only failed part uploads instead of restarting the entire file upload. This method provides a better solution for unreliable connections.

Answer 7

multipart uploads

Question 8

Which qualities vary by AWS Region? (Select 2)

• Cost-effectiveness of workloads
• Data privacy
• High availability of workloads
• Service and feature availability
• Capacity for more customers

Answer 8

• Cost-effectiveness of workloads
• Service and feature availability

Question 9

Which scenarios represent a good use for Amazon Simple Storage Service (S3) (Select TWO.)

• Housing the root volume of a live operating system
• Providing a mountable file system for Linux-based workloads
• Backing up critical data
• Exposing a virtual tape library to on-premises backup systems
• Storing computation and analytics data

Answer 9

• Backing up critical data
• Storing computation and analytics data

Question 10

A company wants to use an S3 bucket to store sensitive data. Which actions can they take to protect their data? (Select TWO.)

• Uploading unencrypted files to Amazon S3 because Amazon S3 encrypts the files by default.
• Enabling server-side encryption on the S3 bucket before uploading sensitive data.
• Enabling server-side encryption on the S3 bucket after uploading sensitive data.
• Using client-side encryption to protect data in transit.
• Using Secure File Transfer Protocol (SFTP) to connect directly to Amazon S3.

Answer 10

• Enabling server-side encryption on the S3 bucket before uploading sensitive data.
• Using client-side encryption to protect data in transit.

( Amazon S3 server-side encryption must be enabled ona bucket before uploading objects. Existing objects must be re-uploaded to be encrypted at rest. Server-side encryption does not encrypt data in transit.; use client-side encryption instead. )

Question 11

Which Amazon Simple Storage Service (Amazon S3) unaccelerated data transfers have an associated cost? (Select TWO.)

• IN from the internet
• OUT to the internet
• OUT to other AWS Regions
• OUT to other AWS services in the same AWS Region.
• OUT to Amazon CloudFront

Answer 11

• OUT to the internet
• OUT to other AWS Regions

( Data transfer OUT to the internet has tiered pricing per GB. Data transfer OUT to other AWS services has a cost per GB. )