Question: 1

Company C is currently hosting their corporate site in an Amazon S3 bucket with Static Website Hosting enabled. Currently, when visitors go to http://www.companyc.com the index.html page is returned. Company C now would like a new page welcome.html to be returned when a visitor enters http://www.companyc.com in the browser. Which of the following steps will allow Company C to meet this requirement? Choose 2 answers

A. Upload an HTML page named welcome.html to their S3 bucket

B. Create a welcome subfolder in their S3 bucket

C. Set the Index Document property to welcome.html

D. Move the index.html page to a welcome subfolder

E. Set the Error Document property to welcome.html

Answer: A, C 

Question: 2

What type of block cipher does Amazon S3 offer for server-side encryption?

A. Triple DES

B. Advanced Encryption Standard

C. Blowfish

D. RC5

Answer: B 

Question: 3

If an application is storing hourly log files from thousands of instances from a high traffic web site, which naming scheme would give optimal performance on S3?

A. Sequential

B. instanceID_log-HH-DD-MM-YYYY

C. instanceID_log-YYYY-MM-DD-HH

D. HH-DD-MM-YYYY-log_instanceID

E. YYYY-MM-DD-HH-log_instanceID

Answer: B 

Question: 4

Which of the following statements about SQS is true?

A. Messages will be delivered exactly once and messages will be delivered in First in, First out the order

B. Messages will be delivered exactly once and message delivery order is indeterminate

C. Messages will be delivered one or more times and messages will be delivered in First in, First out the order

D. Messages will be delivered one or more times and message delivery order is indeterminate

Answer: D 

Question: 5

Company B provides an online image recognition service and utilizes SQS to decouple system components for scalability The SQS consumers poll the imaging queue as often as possible to keep end to- end throughput as high as possible. However, Company B is realizing that polling in tight loops is burning CPU cycles and increasing costs with empty responses. How can Company B reduce the number of empty responses?

A. Set the imaging queue visibility Timeout attribute to 20 seconds

B. Set the Imaging queue ReceiveMessageWaitTimeSeconds attribute to 20 seconds

C. Set the imaging queue MessageRetentionPeriod attribute to 20 seconds

D. Set the DelaySeconds parameter of a message to 20 seconds

Answer: B

Question: 6

An Amazon S3 bucket, "myawsbucket” is configured with website hosting in Tokyo region, what is the region-specific website endpoint?

A. www.myawsbucket.ap-northeast-1.amazonaws.com

B. myawsbucket.s3-website-ap-northeast-1.amazonawscom

C. myawsbucket.amazonaws.com

D. myawsbucket.tokyo.amazonaws.com

Answer: B 

Question: 7

You are inserting 1000 new items every second in a DynamoDB table. Once an hour these items are analyzed and then are no longer needed. You need to minimize provisioned throughput, storage, and API calls. Given these requirements, what is the most efficient way to manage these Items after the analysis?

A. Retain the items in a single table

B. Delete items individually over a 24 hour period

C. Delete the table and create a new table per hour

D. Create a new table per hour

Answer: C 

Question: 8

You have written an application that uses the Elastic Load Balancing service to spread traffic to several web servers. Your users complain that they are sometimes forced to log in again in the middle of using your application after they have already logged in. This is not the behavior you have designed. What is a possible solution to prevent this happening?

A. Use instance memory to save session state.

B. Use instance storage to save session state.

C. Use EBS to save session state

D. Use ElastiCache to save session state.

E. Use Glacier to save session slate.

Answer: D 

Question: 9

You run an ad-supported photo sharing website using S3 to serve photos to visitors of your site. At some point you find out that other sites have been linking to the photos on your site, causing loss to your business. What is an effective method to mitigate this?

A. Store photos on an EBS volume of the webserver

B. Remove public read access and use signed URLs with expiry dates.

C. Use CloudFront distributions for static content.

D. Block the IPs of the offending websites in Security Groups.

Answer: B 

For More Info:

https://www.amazondumps.us/aws-certified-developer-associate.html