AWS Certified Cloud Practitioner (CLF-C02) exam – Free Practice Test – 2
Please note that these questions are for example only and not the actual exam questions. Amazon doesn’t endorse, affiliate or relate the TechEdu’s material.
An organisation plans to create a data lake that uses Amazon S3 for storage. Which factor will have the MOST effect on cost?
A. The selection of S3 storage tiers
B. Charges to transfer existing data into Amazon S3
C. The addition of S3 bucket policies
D. S3 ingest fees for each request
ANSWER
The correct answer is :
A. The selection of S3 storage tiers
For more info :
Which pillar of the AWS Well-Architected Framework refers to the ability of a system to recover from infrastructure or service disruptions and dynamically acquire computing resources to meet demand?
A. Security
B. Reliability
C. Performance efficiency
D. Cost optimization
ANSWER
The correct answer is :
B. Reliability
For more info : AWS Well-Architected Framework – Reliability Pillar
A financial services company is launching a customer facing application that must always be available (24×7). The application will run on Amazon EC2 instances continuously for the next 12 months. What is the MOST cost-effective purchasing option for EC2 instances that meets these requirements?
A. Spot Instances
B. Dedicated Hosts
C. Savings Plans
D. On-Demand Instances
ANSWER
Which statement best describes Amazon DynamoDB?
A. A service that enables you to run relational databases in the AWS Cloud
B. A serverless key-value database service
C. A service that you can use to migrate relational databases, non-relational databases, and other types of data stores
D. An enterprise-class relational database
ANSWER
The correct answer is :
B. A serverless key-value database service.
Amazon DynamoDB is a key-value database service. It is serverless, which means that you do not have to provision, patch, or manage servers.
The other response options are incorrect because:
A. A service that enables you to run relational databases in the AWS Cloud describes Amazon Relational Database Service (Amazon RDS).
C. A service that you can use to migrate relational databases, non-relational databases, and other types of data stores describes AWS Database Migration Service (AWS DMS).
D. An enterprise-class relational database describes Amazon Aurora.
For more info :
Which Amazon S3 storage classes are optimized for archival data? (Select TWO.)
A. S3 Standard
B. S3 Glacier
C. S3 Intelligent-Tiering
D. S3 Standard-IA
E. S3 Glacier Deep Archive
ANSWER
The correct two answers are :
B. S3 Glacier
E. S3 Glacier Deep Archive
Objects stored in the S3 Glacier storage class can be retrieved within a few minutes to a few hours. By comparison, objects that are stored in the S3 Glacier Deep Archive storage class can be retrieved within 12 hours.
The other response options are incorrect because:
A. S3 Standard is a storage class that is ideal for frequently accessed data, not archival data.
C. S3 Intelligent-Tiering monitors access patterns of objects and automatically moves them between the S3 Standard and S3 Standard-IA storage classes. It is not designed for archival data.
D. S3 Standard-IA is ideal for data that is infrequently accessed but requires high availability when needed.
For more info :