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Amazon AWS-Solutions-Associate Exam Syllabus Topics:

Section	Weight	Objectives
Topic 1: Design High-Performing Architectures	24%	- Compute optimization 1. EC2 instance selection 2. Serverless architectures (Lambda) - Storage and database performance 1. RDS and DynamoDB scaling patterns 2. S3 performance optimization
Topic 2: Design Cost-Optimized Architectures	20%	- Cost optimization strategies 1. Right-sizing resources 2. Reserved and Spot Instances - Cost monitoring and governance 1. AWS Cost Explorer 2. Budget alerts and tagging strategies
Topic 3: Design Resilient Architectures	26%	- Disaster recovery 1. Backup and restore strategies 2. RTO and RPO planning - Highly available architectures 1. Auto Scaling and Load Balancing 2. Multi-AZ deployments
Topic 4: Design Secure Architectures	30%	- Identity and Access Management (IAM) 1. Cross-account access 2. Least privilege access control 3. IAM users, roles, and policies - Data protection and encryption 1. Encryption in transit and at rest 2. KMS encryption services

>> AWS-Solutions-Associate PDF <<

真實的Amazon AWS-Solutions-Associate PDF是行業領先材料和值得信賴的AWS-Solutions-Associate：AWS Certified Solutions Architect - Associate (SAA-C03)

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最新的 AWS Certified Solutions Architect AWS-Solutions-Associate 免費考試真題 (Q247-Q252):

問題 #247
An application stores data in a My SQL database hosted on an EC2 instance. A Solutions Architect must address reports of high latency and dropped requests. The web tier EC2 instances are mostly idle, but the database instance has a large number of read requests that result in a large-disk read queue.
Which solution will address the problems?

A. Import the database into a Multi-AZ RDS instance, and direct the read-only queries to the standby instance
B. Provision all the EC2 instances, both web tier and database, in a placement group
C. Cache database query results in an Amazon ElastiCache cluster, and check the cluster for cached results before calling the database
D. Provision a database replica, and place a Network Load Balancer in front of both databases

答案：C

問題 #248
An application is used by thousands of concurrent users. Eighty percent of users access the same content inside the Amazon RDS multi-AZ database.
How can the overall performance of the database queries be improved?

A. Use Amazon ElastiCache in front of RDS
B. Use an Amazon Redshift cluster
C. Use Amazon DynamoDB to store the most queried information
D. Use Amazon CloudFront in front of RDS

答案：A

問題 #249
The user has provisioned the PIOPS volume with an EBS optimized instance.
Generally speaking, in which I/O chunk should the bandwidth experienced by the user be measured by AWS?

A. 64 KB
B. 128 KB
C. 32 KB
D. 256 KB

答案：D

解題說明：
Explanation/Reference:
Explanation:
IOPS are input/output operations per second. Amazon EBS measures each I/O operation per second (that is 256 KB or smaller) as one IOPS.
http://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-io-characteristics.html

問題 #250
A company recently started using Amazon Aurora as the data store for its global ecommerce application When large reports are run developers report that the ecommerce application is performing poorly After reviewing metrics in Amazon CloudWatch, a solutions architect finds that the ReadlOPS and CPUUtilization metrics are spiking when monthly reports run.
What is the MOST cost-effective solution?

A. Migrate the monthly reporting to an Aurora Replica
B. Increase the Provisioned IOPS on the Aurora instance
C. Migrate the monthly reporting to Amazon Redshift.
D. Migrate the Aurora database to a larger instance class

答案：B

問題 #251
A company runs an application using Amazon ECS. The application creates esi/ed versions of an original image and then makes Amazon S3 API calls to store the resized images in Amazon S3.
How can a solutions architect ensure that the application has permission to access Amazon S3?

A. Update the S3 role in AWS IAM to allow read/write access from Amazon ECS, and then relaunch the container.
B. Create a security group that allows access from Amazon ECS to Amazon S3, and update the launch configuration used by the ECS cluster.
C. Create an IAM role with S3 permissions, and then specify that role as the taskRoleAm in the task definition.
D. Create an IAM user with S3 permissions, and then relaunch the Amazon EC2 instances for the ECS cluster while logged in as this account.

答案：C

問題 #252
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