AWS Solutions Architect MCQs (25) — Answers at End

AWS Solutions Architect MCQs (25)

1) Solutions Architect role mainly focuses on?

A. Designing secure, scalable cloud architectures

B. Writing only frontend UI

C. Hardware installation

D. Manual data entry

2) Which design principle improves reliability?

A. Single point of failure

B. Multi-AZ deployment

C. Disable monitoring

D. Use one subnet only

3) Best storage for frequently accessed objects is?

A. S3 Standard

B. Glacier Deep Archive

C. EFS Infrequent Access only

D. EBS Magnetic

4) Best service for a static website hosting is?

A. S3 Static Website Hosting

B. RDS

C. DynamoDB Streams

D. EBS snapshots

5) Which service provides CDN for global content delivery?

A. CloudFront

B. CloudTrail

C. Inspector

D. Config

6) To distribute HTTP/HTTPS traffic at Layer 7, use?

A. ALB

B. NLB

C. Gateway Load Balancer only

D. Route tables

7) For extremely high performance TCP/UDP traffic, use?

A. Network Load Balancer

B. Application Load Balancer

C. CloudFront only

D. S3 Transfer Acceleration

8) Best option for serverless compute is?

A. AWS Lambda

B. EC2 Dedicated Hosts

C. EBS

D. Route 53

9) Which database is fully managed NoSQL?

A. DynamoDB

B. RDS MySQL

C. Aurora PostgreSQL

D. Redshift

10) Which service helps store secrets securely?

A. Secrets Manager

B. S3 Public Bucket

C. EC2 User Data only

D. Route 53

11) For encryption key management, use?

A. AWS KMS

B. CloudFront

C. CloudTrail

D. EBS only

12) High availability for RDS is achieved using?

A. Multi-AZ

B. Single-AZ only

C. Disable backups

D. Store DB on S3

13) Scaling read-heavy RDS workloads uses?

A. Read Replicas

B. NAT Gateway

C. VPC Peering

D. CloudTrail

14) Which design reduces cost while keeping performance?

A. Right-sizing + Auto Scaling

B. Always choose largest instance

C. Disable caching

D. Keep everything in one AZ

15) Which service provides infrastructure as code?

A. CloudFormation

B. CloudWatch

C. CloudTrail

D. SNS

16) Which VPC component allows internet access for public subnets?

A. Internet Gateway

B. NAT Gateway only

C. NACL

D. Route 53 Resolver

17) Best practice for databases in a VPC?

A. Put DB in private subnet

B. Put DB in public subnet

C. Allow 0.0.0.0/0 on DB port

D. Disable encryption

18) Which service provides messaging fan-out?

A. SNS

B. EBS

C. Route 53

D. EFS

19) Which service is best for decoupling using queues?

A. SQS

B. CloudFront

C. Inspector

D. Glue

20) Disaster recovery with lowest RTO/RPO commonly uses?

A. Multi-region active-active

B. Backup only, no restore testing

C. Single AZ only

D. No snapshots

21) Which storage is best for shared file system for multiple EC2?

A. EFS

B. EBS

C. Instance Store only

D. Glacier

22) Which service provides DDoS protection at AWS edge?

A. AWS Shield

B. AWS Inspector

C. AWS Config

D. AWS Backup

23) Which service provides WAF rules for web apps?

A. AWS WAF

B. IAM

C. KMS

D. S3 Lifecycle

24) To route users to the nearest endpoint, use Route 53?

A. Latency-based routing

B. Simple routing only

C. Failover routing only

D. Weighted routing only

25) The AWS Well-Architected Framework has key pillars like?

A. Security, Reliability, Cost Optimization, Performance Efficiency, Operational Excellence, Sustainability

B. Only Storage and Compute

C. Only Monitoring

D. Only Networking

Answer Key

1) A

2) B

3) A

4) A

5) A

6) A

7) A

8) A

9) A

10) A

11) A

12) A

13) A

14) A

15) A

16) A

17) A

18) A

19) A

20) A

21) A

22) A

23) A

24) A

25) A

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