Amazon Web Services Updated CLF-C02 Exam Questions and Answers by everlyn

Amazon Cognito is an AWS service that provides user sign-up, sign-in, and access control to web and mobile applications. It supports authentication for different identity providers, including social identity providers (such as Google, Facebook, and Apple), enterprise identity providers via SAML 2.0, and its own user pools.

Amazon Cognito offers:

User Pools for managing user registration, authentication, and account recovery.

Federated Identities for managing user access from external identity providers.

Why other options are not suitable:

B. AWS Config: A service for tracking resource configuration changes, not related to user authentication.

C. Amazon GuardDuty: A threat detection service, not related to user sign-up or authentication.

D. AWS Systems Manager: A service to manage AWS resources, but it does not provide user authentication.

References:

Amazon Cognito Documentation

The user authentication services managed by AWS are: Amazon Cognito and AWS Identity and Access Management (IAM). These services help users securely manage and control access to their AWS resources and applications. Amazon Cognito is a service that provides user sign-up, sign-in, and access control for web and mobile applications. Amazon Cognito supports various identity providers, such as Facebook, Google, and Amazon, as well as custom user pools. AWS IAM is a service that enables users to create and manage users, groups, roles, and permissions for AWS services and resources. AWS IAM supports various authentication methods, such as passwords, access keys, and multi-factor authentication (MFA)

The correct answer is D because AWS Enterprise Support is the support plan that provides customers with access to an AWS technical account manager (TAM). AWS Enterprise Support is the highest level of support plan offered by AWS, and it provides customers with the most comprehensive and personalized support experience. An AWS TAM is a dedicated technical resource who works closely with customers to understand their business and technical needs, provide proactive guidance, and coordinate support across AWS teams. The other options are incorrect because they are not support plans that provide customers with access to an AWS TAM. AWS Basic Support is the default and free support plan that provides customers with access to online documentation, forums, and account information. AWS Developer Support is the lowest level of paid support plan that provides customers with access to technical support during business hours, general guidance, and best practice recommendations. AWS Business Support is the intermediate level of paid support plan that provides customers with access to technical support 24/7, system health checks, architectural guidance, and case management. Reference: AWS Support Plans

Reliability is the cloud concept that this architecture represents. Reliability is the ability of a system to recover from infrastructure or service disruptions, dynamically acquire computing resources to meet demand, and mitigate disruptions such as misconfigurations or transient network issues. Deploying an application to multiple AWS Regions and configuring automatic failover between those Regions enhances the reliability of the application by reducing the impact of regional failures and increasing the availability of the application4