Infosys Certified AWS Solutions Architect Associate
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Real Lex exam-pattern multiple-choice questions for the Infosys Certified AWS Solutions Architect Associate certification. Each question includes the correct answer. The full question bank is available to Premium members.
- Question 1
You are designing an architecture that can recover from a disaster very quickly with minimum down time to the end users. Which of the following approaches is best?
- ✓
Leverage Route 53 health checks to automatically fail over to backup site when the primary site becomes unreachable
Correct - B
Implement the Pilot Light DR architecture so that traffic can be processed seamlessly in case the primary site becomes unreachable
- C
Implement either Fully Working Low Capacity Standby or Multi-site Active-Active architecture so that the end users will not experience any delay even if the primary site becomes unreachable
- D
Implement multi-region architecture to ensure high availability
- ✓
- Question 2
An E-Commerce giant has several applications to run their business. They are looking at improving the resource utilization and scaling based on the incoming traffic. The focus is on innovation rather than IT infrastructure management. Which of the following solutions can be adopted?
- ✓
Use Elastic Load Balancer with Auto scaling to distribute the traffic at the specified utilization level.
Correct - B
Use Amazon RDS for efficient database interaction
- C
Use On premises database solution with AWS application deployment services
- D
Use On premises deployment and store data in AWS S3.
- ✓
- Question 3
An enterprise has hosted its workload in AWS with the front end using Autoscaling and Load balancing. The Relational Database service is used as back-end. However, the database is not responding occasionally due to heavy traffic. It was observed that the traffic is read heavy. How to optimize the architecture to meet the requirements?
- ✓
Modify the RDS and upgrade to larger instance type
Correct - B
Create a read replica in a different Availability Zone to handle the read traffic
- C
Add a Cache layer in front of the RDS instance using ElastiCache
- D
Create a Secondary DB in a different Availability Zone to handle the read traffic
- ✓
- Question 4
A user has created a VPC with a subnet and a security group. The user has launched an instance in that subnet and attached a public IP. The user is still unable to connect to the instance. The internet gateway has also been created. What can be the reason for the error?
- ✓
The internet gateway is not configured with the route table
Correct - B
The private IP is not present
- C
The outbound traffic on the security group is disabled
- D
The internet gateway is not configured with the security group
- ✓
- Question 5
www.picsee.com website has millions of photos and also thumbnails for each photo. Thumbnails can easily be reproduced from the actual photo. However, a thumbnail takes less space than actual photo. Which of the following is the best solution to store thumbnails?
- ✓
S3
Correct - B
Reduced Redundancy Storage
- C
DynamoDB
- D
Elastic Cache
- E
Amazon Glacier
- ✓
- Question 6
Martha is a solution architect who has been assigned a task to evaluate existing AWS infrastructure and suggest improvements. While going through the configuration, she could see a particular application hosted in Web Servers in an Auto Scaling group, with an Elastic Load Balancer in-front of them, in us-west-2 (Oregon) region. She could observe 10 webservers up and running in the availability Zone(AZ) us-west-2a, where-as no instances running in other AZs. How can she fix the issue quickly to design proper load balancing between AZs?
- ✓
Create another ELB and add it to a second AZ
Correct - B
Select the minimum size of Auto Scaling group equal to the number of Availability Zones
- C
Using copy AMI option, copy the AMI to other AZs also and then instances will be created in other regions
- D
Modify the Auto-scaling configuration to launch in all AZs within the region
- E
Create Auto-Scaling groups for each Availability zone and keep them under the ELB
- ✓
- Question 7
A user wants to analyze the streaming data using Kinesis Firehose. Which of the below storage service/services can be used in order to store the streaming data so that Splunk can be used in order to perform analysis? Choose 2 options.
- ✓
AWS DynamoDB
Correct - B
Amazon RDS
- C
Amazon S3
- D
AWS RedShift
- ✓
- Question 8
www.dropbag.com is a website where you have file sharing and storing services like Google Drive and Google Dropbox. During the sync up from desktop you accidently deleted an important file. Which of the simple storage service will help you retrieve the deleted file?
- ✓
Versioning in S3
Correct - B
Secured signed URLs for S3 data access
- C
Don't allow delete objects from S3
- D
S3 Reduced Redundancy Storage
- ✓
- Question 9
An enterprise has deployed its workload in AWS for a long time. They want to perform analytics using the application and server logs. The logs may not be accessed after the analysis is done, however, may have to be retained for over a year for audit purposes. Which of the following is the cost effective solution?
- ✓
Store the logs in EBS volumes
Correct - B
Store the logs in S3 standard storage and manually push them to Glacier after the analysis
- C
Store the logs in S3 standard and use life cycle policies to automatically push them to Glacier
- D
Store the logs in S3 standard and use life cycle policies to automatically push them to Redshift for analysis
- ✓
- Question 10
Can you suggest, which of the following configurations is/are required, in order to access an instance launched in a public subnet of a VPC, from internet? Choose two options
- ✓
Attach an Elastic IP to the instance
Correct - B
The instance in public subnet is by default accessible from the Internet
- C
Launch a NAT instance and route all traffic to it
- D
In the Security Group of the instance, add an inbound rule with the port and IP range in the source.
- ✓
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