Amazon AWS
AWS Certified Solutions Architect – Associate
SAA-C03
The AWS Certified Solutions Architect – Associate (SAA-C03) exam tests your ability to design distributed systems on AWS. It is one of the most sought-after certifications in the cloud domain.
Questions 271–280 of 483
Which AWS service is used for serverless computing?
A
AWS Lambda
B
EC2
C
Elastic Beanstalk
D
S3
AWS Lambda allows you to run code without provisioning servers, while the others require server management.
A company needs to transfer large amounts of data to AWS continuously. Which service should they use?
A
AWS Snowball
B
AWS Direct Connect
C
AWS DataSync
D
Amazon S3 Transfer Acceleration
AWS DataSync is designed for continuous data transfer; the others are not specifically for continuous sync.
What happens when you configure two security groups that allow access to a resource based on different CIDR blocks?
A
Access is denied
B
Access is restricted to one group
C
Access is determined by the most permissive
D
Access is dependent on individual rules
Both security groups are evaluated, and access is granted if any rule allows it, favoring more permissive rules.
Which service allows for data migration to AWS?
A
AWS Database Migration Service
B
AWS CloudFormation
C
AWS IAM
D
Amazon GuardDuty
AWS Database Migration Service facilitates database migration, while the others serve different purposes.
A company needs a cost-effective solution for storing infrequently accessed data. Which service should they use?
A
Amazon S3 Standard
B
Amazon S3 Intelligent-Tiering
C
Amazon S3 Glacier
D
Amazon EBS
Amazon S3 Glacier is designed for infrequent access, while the others are either more expensive or for different use cases.
You are configuring security for an application that requires access to multiple AWS resources. What should you implement?
A
IAM roles and policies
B
S3 bucket policies
C
Lambda permissions
D
EC2 security groups
IAM roles and policies are specifically designed to manage permissions across AWS resources, unlike the others.
Which service allows you to run code without provisioning servers?
A
AWS Lambda
B
Amazon EC2
C
Amazon RDS
D
Amazon S3
AWS Lambda enables serverless computing, unlike EC2, RDS, or S3 which require server management.
A company needs to deliver high-availability web applications globally. Which AWS service combination is best?
A
EC2 and S3
B
CloudFront and Route 53
C
VPC and RDS
D
IAM and CloudTrail
CloudFront offers global content delivery, and Route 53 enables DNS routing for high availability.
You are configuring a security group for a web server that requires public access. What is an effective rule?
A
Allow all inbound traffic
B
Allow inbound traffic on port 80
C
Deny all inbound traffic
D
Allow outbound traffic on port 443
Allowing inbound traffic on port 80 enables HTTP access, which is essential for public web access.
Which service can automate the launch of EC2 instances based on demand?
A
Auto Scaling
B
CloudFormation
C
CloudTrail
D
AWS Config
Auto Scaling automatically adjusts the number of EC2 instances based on demand; the others do not provide that functionality.