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Application Development & DevOps Flashcards

7 cards from real AWS practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 7 Application Development & DevOps flashcards as text

  1. Which AWS service provides distributed tracing to help debug and analyze microservices applications?

    Answer: AWS X-Ray

    X-Ray traces requests across distributed services to identify bottlenecks and errors.

  2. What is the primary purpose of a blue/green deployment?

    Answer: Reduce downtime and risk by running two identical environments and switching traffic

    Blue/green keeps a standby environment ready so you can switch over and roll back quickly.

  3. Which AWS service records API calls and account activity for governance, compliance, and auditing?

    Answer: AWS CloudTrail

    CloudTrail logs API activity across your AWS account for auditing.

  4. In a CI/CD pipeline, what is the main goal of continuous integration?

    Answer: Frequently merge and automatically test code changes to catch issues early

    Continuous integration merges changes often and runs automated tests to detect problems quickly.

  5. Which AWS service collects metrics, logs, and sets alarms to monitor application and infrastructure health?

    Answer: Amazon CloudWatch

    CloudWatch aggregates metrics and logs and triggers alarms for monitoring.

  6. Which AWS service securely stores and rotates database credentials, API keys, and other secrets?

    Answer: AWS Secrets Manager

    Secrets Manager stores, retrieves, and automatically rotates secrets like credentials.

  7. What practice involves treating application configuration and infrastructure definitions as versioned files in source control?

    Answer: GitOps / Infrastructure as Code

    GitOps and IaC manage infrastructure declaratively through version-controlled files.