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WorksheetsAWS Elastic Load Balancing and Monitoring
Total questions: 22
Worksheet time: 19mins
What is AWS Elastic Load Balancer (ELB)?
A service that automatically scales EC2 instances based on demand
A service that manages and distributes incoming application traffic across multiple EC2 instances
A service that monitors the health of EC2 instances and terminates unhealthy instances
A service that provides domain registration and DNS routing capabilities
Which of the following load balancers is NOT provided by AWS Elastic Load Balancer (ELB)?
Application Load Balancer (ALB)
Network Load Balancer (NLB)
Classic Load Balancer
Traffic Load Balancer (TLB)
Which layer of the OSI model does the Application Load Balancer (ALB) operate at?
Layer 2 (Data Link Layer)
Layer 3 (Network Layer)
Layer 4 (Transport Layer)
Layer 7 (Application Layer)
Which load balancer is best suited for distributing traffic to a fleet of instances within a VPC, and is capable of handling millions of requests per second?
Application Load Balancer (ALB)
Network Load Balancer (NLB)
Classic Load Balancer
Elastic Load Balancer (ELB)
Which load balancer supports the use of target groups and path-based routing?
Application Load Balancer (ALB)
Network Load Balancer (NLB)
Classic Load Balancer
Elastic Load Balancer (ELB)
Which load balancer operates at both the TCP and HTTP/HTTPS layers?
Application Load Balancer (ALB)
Network Load Balancer (NLB)
Classic Load Balancer
Elastic Load Balancer (ELB)
What is the purpose of an SSL certificate in the context of ELB?
To encrypt data traffic between the load balancer and EC2 instances.
To encrypt data traffic between the clients and the load balancer.
To establish a secure connection between ELB and AWS management services.
To prevent DDoS attacks on the load balancer.
How does ELB help improve the availability and fault tolerance of applications?
By automatically distributing traffic across multiple EC2 instances in different availability zones.
By automatically creating backups of EC2 instances and storing them in S3.
By automatically scaling EC2 instances based on demand.
By automatically monitoring the performance of EC2 instances and optimizing their configuration.
Which type of ELB provides a static IP address for your application?
Classic Load Balancer
Application Load Balancer
Network Load Balancer
Gateway Load Balancer
Which Elastic Load Balancer can route traffic based on application-level information such as content of the request?
Classic Load Balancer
Application Load Balancer
Network Load Balancer
None of the above
Which Elastic Load Balancer can distribute traffic across multiple AWS Availability Zones?
Classic Load Balancer
Application Load Balancer
Network Load Balancer
All of the above
Which Elastic Load Balancer supports both IPv4 and IPv6 traffic?
Classic Load Balancer
Application Load Balancer
Network Load Balancer
All of the above
What is Amazon CloudWatch?
A cloud storage service provided by Amazon Web Services (AWS)
A monitoring and observability service provided by AWS
An application deployment service provided by AWS
A database management service provided by AWS
Which of the following can be monitored using Amazon CloudWatch?
CPU utilization of EC2 instances
Billing information for AWS services
Network traffic to and from RDS instances
All of the above
What is a CloudWatch alarm?
A virtual machine instance in AWS
A mechanism to automate resource provisioning
A notification triggered based on a metric threshold
A data storage service for CloudWatch logs
Which of the following is a valid CloudWatch metric?
Number of requests per second to an S3 bucket
Amount of storage used by an EC2 instance
Memory utilization of an RDS database
All of the above
What is CloudWatch Logs used for?
Collecting and monitoring log files from AWS services and applications
Storing backups of Amazon S3 buckets
Managing user authentication and access control
Provisioning and managing cloud resources
Which of the following is NOT a feature of Amazon CloudWatch?
Real-time monitoring and visualization of metrics
Automatic scaling of EC2 instances based on metrics
Centralized logging and analysis of application logs
Cloud resource provisioning and management
How can you retrieve CloudWatch metrics data programmatically?
Using the AWS Management Console only
Using the AWS Command Line Interface (CLI) only
Using the AWS SDKs and APIs
Using the CloudWatch Agent installed on EC2 instances
What is the default retention setting for CloudWatch logs ?
7 days
indefinitely
30 days
60 days
How can you take action based on CloudWatch alarms?
Trigger an automatic scaling policy
Send a notification to an SNS topic
Execute an AWS Lambda function
All of the above
Which AWS service can be integrated with CloudWatch to visualize metrics and create custom dashboards?
AWS Lambda
AWS CloudFormation
AWS CloudTrail
AWS CloudWatch Dashboard
