AWS-Solution-Architect-Associate Amazon Exam Questions and Free Practice Test

Question 109

A user has attached 1 EBS volume to a VPC instance. The user wants to achieve the best fault tolerance of data possible. Which of the below mentioned options can help achieve fault tolerance?

A. Attach one more volume with RAID 1 configuration.

B. Attach one more volume with RAID 0 configuration.

C. Connect multiple volumes and stripe them with RAID 6 configuration.

D. Use the EBS volume as a root devic

Correct Answer:A
The user can join multiple provisioned IOPS volumes together in a RAID 1 configuration to achieve better fault tolerance. RAID 1 does not provide a write performance improvement; it requires more bandwidth than non-RAID configurations since the data is written simultaneously to multiple volumes.
Reference: http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/raid-config.html

Question 110

If I want to run a database in an Amazon instance, which is the most recommended Amazon storage opHon?

A. Amazon Instance Storage

B. Amazon EBS

C. You can't run a database inside an Amazon instance.

D. Amazon 53

Correct Answer:B

Question 111

In the Amazon RDS Oracle DB engine, the Database Diagnostic Pack and the Database Tuning Pack are only available with _ _

A. Oracle Standard Edition

B. Oracle Express Edition

C. Oracle Enterprise Edition

D. None of these

Correct Answer:C

Question 112

Your company has an on-premises multi-tier PHP web application, which recently experienced downtime due to a large burst In web traffic due to a company announcement Over the coming days, you are expecting similar announcements to drive similar unpredictable bursts, and are looking to find ways to quickly improve your infrastructures ability to handle unexpected increases in traffic.
The application currently consists of 2 tiers a web tier which consists of a load balancer and several Linux Apache web servers as well as a database tier which hosts a Linux server hosting a MySQL database. Which scenario below will provide full site functionality, while helping to improve the ability of your application in the short timeframe required?

A. Failover environment: Create an 53 bucket and configure it for website hostin

B. Migrate your DNS to Route53 using zone file import, and leverage Route53 DNS failover to failover to the 53 hosted website.

C. Hybrid environment: Create an AMI, which can be used to launch web servers in EC2. Create an Auto Scaling group, which uses the AMI to scale the web tier based on incoming traffi

D. Leverage Elastic Load Balancing to balance traffic between on-premises web servers and those hosted In AWS.

E. Offload traffic from on-premises environment: Setup a C|oudFront distribution, and configure CIoudFront to cache objects from a custom origi

F. Choose to customize your object cache behavior, and select a TIL that objects should exist in cache.

G. Migrate to AWS: Use VM Import/Export to quickly convert an on-premises web server to an AM

H. Create an Auto Scaling group, which uses the imported AMI to scale the web tier based on incoming traffi

I. Create an RDS read replica and setup replication between the RDS instance and on-premises MySQL server to migrate the database.

Correct Answer:C

Question 113

After setting up several database instances in Amazon Relational Database Service (Amazon RDS) you decide that you need to track the performance and health of your databases. How can you do this?

A. Subscribe to Amazon RDS events to be notified when changes occur with a DB instance, DB snapshot, DB parameter group, or DB security group.

B. Use the free Amazon CIoudWatch service to monitor the performance and health of a DB instance.

C. All of the items listed will track the performance and health of a database.

D. View, download, or watch database log files using the Amazon RDS console or Amazon RDS API

E. You can also query some database log files that are loaded into database tables.

Correct Answer:C
Amazon Relational Database Service (Amazon RDS) is a web service that makes it easier to set up, operate, and scale a relational database in the cloud. It provides cost-efficient, resizeable capacity for an industry-standard relational database and manages common database administration tasks.
There are several ways you can track the performance and health of a database or a DB instance. You can:
Use the free Amazon CIoudWatch service to monitor the performance and health of a DB instance. Subscribe to Amazon RDS events to be notified when changes occur with a DB instance, DB snapshot, DB parameter group, or DB security group.
View, download, or watch database log files using the Amazon RDS console or Amazon RDS APIs. You can also query some database log files that are loaded into database tables.
Use the AWS CIoudTraiI service to record AWS calls made by your AWS account. The calls are recorded in log files and stored in an Amazon S3 bucket.
Reference: http://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/CHAP_Monitoring.htmI

Question 114

Which of the following are use cases for Amazon DynamoDB? Choose 3 answers

A. Storing BLOB data.

B. Managing web sessions.

C. Storing JSON documents.

D. Storing metadata for Amazon 53 objects.

E. Running relational joins and complex updates.

F. Storing large amounts of infrequently accessed dat

Correct Answer:CEF

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