DAY 22 : [part :- 2] AWS Exam Prep: Ace the CLF-C02 with Confidence 📚

21. What does AWS Elastic Load Balancer (ELB) do?

a) Stores objects in the cloud
b) Distributes incoming application traffic across multiple targets
c) Monitors application performance
d) Provides CDN functionality
Answer: b) Distributes incoming application traffic across multiple targets
Explanation: ELB ensures fault tolerance by distributing traffic to healthy instances.

---

22. Which AWS service allows you to run containerized applications without managing servers?

a) Amazon ECS
b) AWS Fargate
c) Amazon EC2
d) AWS Lambda
Answer: b) AWS Fargate
Explanation: Fargate provides a serverless compute engine for containers, eliminating server management.

---

23. What is the benefit of using Amazon CloudFront?

a) Reduces storage costs
b) Improves security of the data
c) Delivers content with low latency
d) Provides backup for on-premises data
Answer: c) Delivers content with low latency
Explanation: CloudFront uses edge locations to cache content closer to users for faster delivery.

---

24. Which service is best for automating application deployment?

a) AWS CodeBuild
b) AWS CodeDeploy
c) AWS CodePipeline
d) AWS CloudFormation
Answer: b) AWS CodeDeploy
Explanation: AWS CodeDeploy automates application deployments to various environments like EC2 or Lambda.

---

25. What does an Amazon S3 bucket policy allow you to do?

a) Attach an IAM role to a bucket
b) Manage lifecycle policies for bucket objects
c) Grant permissions to objects stored in the bucket
d) Configure bucket encryption
Answer: c) Grant permissions to objects stored in the bucket
Explanation: Bucket policies control access to objects in an S3 bucket at a bucket level.

---

26. Which AWS tool helps you view, monitor, and budget your AWS spending?

a) AWS CloudTrail
b) AWS Cost Explorer
c) AWS CloudWatch
d) AWS Pricing Calculator
Answer: b) AWS Cost Explorer
Explanation: Cost Explorer provides detailed insights into your AWS usage and costs.

---

27. What does Amazon RDS automatically handle?

a) Application performance tuning
b) Database backups and maintenance tasks
c) Network traffic distribution
d) Encryption of all application data
Answer: b) Database backups and maintenance tasks
Explanation: RDS simplifies database management by automating tasks like backups and patching.

---

28. What is the primary function of AWS CloudTrail?

a) Real-time monitoring of applications
b) Logging API calls and user activities
c) Automating cloud infrastructure
d) Encrypting data in transit
Answer: b) Logging API calls and user activities
Explanation: CloudTrail tracks user activity and API calls for auditing and compliance.

---

29. Which AWS storage option is designed for high-performance applications requiring low latency?

a) Amazon S3
b) Amazon Glacier
c) Amazon EBS
d) Amazon EFS
Answer: c) Amazon EBS
Explanation: EBS provides block storage for low-latency access and high performance.

---

30. What is the role of an Amazon IAM policy?

a) Define DNS routing rules
b) Grant or deny permissions to AWS services
c) Set resource scaling policies
d) Enable network security
Answer: b) Grant or deny permissions to AWS services
Explanation: IAM policies define what actions are allowed or denied for users, groups, or roles.

---

31. Which AWS feature allows you to recover quickly from a disaster?

a) Cross-Region Replication
b) AWS Shield
c) Amazon GuardDuty
d) AWS Elastic Beanstalk
Answer: a) Cross-Region Replication
Explanation: Cross-Region Replication ensures data redundancy across regions for disaster recovery.

---

32. Which service provides server-side encryption for data in transit?

a) AWS CloudHSM
b) AWS KMS
c) Amazon S3 with SSL/TLS
d) AWS Secrets Manager
Answer: c) Amazon S3 with SSL/TLS
Explanation: SSL/TLS encrypts data as it travels between the client and S3.

---

33. What does the Amazon EC2 Auto Recovery feature do?

a) Automatically scales instances based on demand
b) Restarts instances if a system status check fails
c) Deletes unhealthy instances
d) Migrates instances to another region
Answer: b) Restarts instances if a system status check fails
Explanation: Auto Recovery ensures high availability by recovering instances when system issues occur.

---

34. Which AWS support plan includes a dedicated Technical Account Manager (TAM)?

a) Basic
b) Developer
c) Business
d) Enterprise
Answer: d) Enterprise
Explanation: The Enterprise plan includes a TAM to assist with account management and architecture reviews.

---

35. Which feature of AWS provides detailed billing reports?

a) AWS Budgets
b) AWS Cost and Usage Reports
c) AWS Billing Dashboard
d) AWS Cost Explorer
Answer: b) AWS Cost and Usage Reports
Explanation: Cost and Usage Reports offer detailed insights into AWS spending and usage trends.

---

36. What is the function of an AWS Security Group?

a) Encrypts data at rest
b) Acts as a virtual firewall for EC2 instances
c) Monitors compliance of resources
d) Manages user access to the AWS Management Console
Answer: b) Acts as a virtual firewall for EC2 instances
Explanation: Security Groups control inbound and outbound traffic to EC2 instances.

---

37. What is a key use case for Amazon DynamoDB?

a) Relational data storage
b) Analytics on large datasets
c) NoSQL database for scalable, low-latency applications
d) Securely storing secrets
Answer: c) NoSQL database for scalable, low-latency applications
Explanation: DynamoDB is ideal for high-performance, low-latency NoSQL use cases.

---

38. Which AWS tool helps automate compliance and security checks?

a) AWS Trusted Advisor
b) AWS Config
c) AWS Security Hub
d) Amazon Inspector
Answer: c) AWS Security Hub
Explanation: Security Hub automates security checks and compliance standards across AWS accounts.

---

39. Which service is best suited for migrating databases to AWS with minimal downtime?

a) AWS DMS (Database Migration Service)
b) Amazon RDS
c) AWS Snowball
d) AWS Transfer Family
Answer: a) AWS DMS (Database Migration Service)
Explanation: DMS enables seamless database migration with minimal impact on users.

---

40. What does the AWS Well-Architected Tool help you achieve?

a) Reduce data storage costs
b) Monitor application performance
c) Review workloads against best practices
d) Automate application deployments
Answer: c) Review workloads against best practices
Explanation: The Well-Architected Tool provides a structured framework for evaluating and improving workloads.

---

Thankyou for reading !!!!!