Practice Test

True or False: CloudWatch dashboards are customizable home pages in the AWS Management Console that can consist up to 1000 widgets per dashboard.

  • True
  • False

Answer: True

Explanation: Each CloudWatch dashboard you create can include up to 1000 widgets, providing ample room for a comprehensive overview of your cloud resources.

Which of the following metrics can be placed on the CloudWatch dashboard? (Choose multiple)

  • a) CPU utilization
  • b) Disk I/O
  • c) Network throughput
  • d) All of the above

Answer: d) All of the above

Explanation: AWS CloudWatch dashboards support a variety of metric such as CPU utilization, Disk I/O, and Network throughput.

True or False: You cannot use CloudWatch dashboards to monitor AWS resources.

  • True
  • False

Answer: False

Explanation: CloudWatch dashboards enable you to create re-usable graphs & visualize performance and operational data to monitor AWS resources.

True or False: CloudWatch dashboards can exist only in specific AWS regions.

  • True
  • False

Answer: False

Explanation: CloudWatch dashboards are region-specific in AWS. Meaning you can have the same dashboard exist across multiple regions.

In CloudWatch, user can share a ___________.

  • a) Snapshot of a dashboard
  • b) Live view of a dashboard
  • c) Both a and b

Answer: c) Both a and b

Explanation: CloudWatch dashboards are designed to provide snapshots and live views, which can be shared among users.

CloudWatch dashboards automatically refresh every ______________.

  • a) 1 minute
  • b) 5 minutes
  • c) 10 minutes
  • d) 60 minutes

Answer: b) 5 minutes

Explanation: By default, CloudWatch dashboard widgets refresh every 5 minutes.

True or False: You need to be logged in to AWS to view CloudWatch dashboards.

  • True
  • False

Answer: True

Explanation: A valid AWS login is necessary to access CloudWatch dashboards as they display sensitive monitoring data of your AWS resources.

CloudWatch dashboards support which types of widgets?

  • a) Line charts
  • b) Stacked area charts
  • c) Numbers
  • d) All of the above

Answer: d) All of the above

Explanation: AWS CloudWatch dashboards support various widget types including line charts, stacked area charts, and numerical widgets.

Which of the following can be monitored using CloudWatch dashboards?

  • a) Amazon EC2 instances
  • b) Amazon RDS databases
  • c) Amazon S3 buckets
  • d) All of the above

Answer: d) All of the above

Explanation: AWS CloudWatch can monitor a variety of resources including Amazon EC2 instances, RDS databases, S3 buckets, and many others.

True or False: You cannot customize the date and time range for each widget on your CloudWatch dashboard.

  • True
  • False

Answer: False

Explanation: The date and time range can be customized for each widget on the CloudWatch dashboard, providing flexible data visualization.

True or False: You can view CloudWatch dashboard outside of the AWS Management Console.

  • True
  • False

Answer: True

Explanation: AWS offers a feature of sharing a snapshot of your dashboard, which can be viewed outside of the AWS Management Console.

True or False: You cannot delete a CloudWatch dashboard.

  • True
  • False

Answer: False

Explanation: You can delete a CloudWatch dashboard at any time. However, doing so permanently removes the dashboard and its data.

Maximum how many widgets can be added to a CloudWatch dashboard?

  • a) 100
  • b) 500
  • c) 1000
  • d) 2000

Answer: c) 1000

Explanation: CloudWatch dashboard allows you to add up to 1000 widgets per dashboard.

Is it possible to add annotations to the CloudWatch dashboard?

  • a) Yes
  • b) No

Answer: b) No

Explanation: As of present, AWS CloudWatch does not support the functionality of adding annotations directly on the dashboard.

True or False: You can only create a CloudWatch dashboard via AWS Management Console.

  • True
  • False

Answer: False

Explanation: Besides AWS Management Console, you can also create a CloudWatch dashboard programmatically via AWS CLI or SDKs.

Interview Questions

What is the primary purpose of creating a CloudWatch Dashboard in AWS?

By creating a CloudWatch Dashboard in AWS, you can create reusable graphs and can visualize real-time data. This allows you to automatically monitor your AWS resources, collect and track metrics, and get a unified view of operational data.

What types of widgets does Amazon CloudWatch dashboards support?

Amazon CloudWatch dashboards support the following widget types: Metric, Text, Query results and AWS resource.

What is the maximum retention time that Amazon CloudWatch can keep data?

Amazon CloudWatch retains metric data as follows: Data points with a period of less than 60 seconds are available for 3 hours, those with period 60 seconds (1 minute) are available for 15 days, those with period of 300 seconds (5 minute) are available for 63 days, those with a period of 3600 seconds (1 hour) are available for 455 days (15 months).

What are the benefits of using Amazon CloudWatch Dashboards?

Amazon CloudWatch Dashboards can be used to create re-usable graphs and monitor your applications, view real-time data, and automatically monitor resources in AWS. Also, you can use it to troubleshoot operational issues and discover insights to optimize your applications.

Can CloudWatch Dashboards be shared with others?

Yes, you can share CloudWatch Dashboards with individuals, teams, or simply create a URL to share the dashboard.

How can you add widgets to your CloudWatch Dashboard?

You can add widgets to your CloudWatch Dashboard using the AWS Management Console, the AWS Command Line Interface (CLI), or the CloudWatch Dashboards API.

What is the pricing model for Amazon CloudWatch?

The pricing model for Amazon CloudWatch is based on three components: metrics collected, alarms set and data sent to CloudWatch logs.

What is the maximum number of widgets that can be added to an Amazon CloudWatch Dashboard?

An Amazon CloudWatch Dashboard can have up to 500 widgets.

How many CloudWatch Dashboards can you create per AWS account per region?

You can create up to 5000 dashboards per AWS account per region.

Can you move widgets from one Amazon CloudWatch dashboard to another?

Yes, widgets can be moved from one CloudWatch dashboard to another but it must be done manually.

Can you view CloudWatch dashboards across different regions in AWS?

Dashboards in Amazon CloudWatch are region-specific and you cannot view data across regions on the same dashboard. You would need to change regions to view data on a dashboard in another region.

Can Amazon CloudWatch Dashboards detect and respond to changes in your environments?

Yes, you can set alarms on your dashboard widgets to notify when certain thresholds are breached.

Can Amazon CloudWatch Metrics integrate with CloudWatch Dashboards?

Yes, Amazon CloudWatch Metrics can be integrated with CloudWatch Dashboards to display and monitor real-time data in graphical form.

How do you create a CloudWatch Dashboard in AWS?

You can create a CloudWatch Dashboard in AWS by selecting CloudWatch service, then click on Dashboards from the navigation pane, click on “Create Dashboard”, and add the needed widgets.

Can I automate adding resources to a CloudWatch Dashboard?

Yes, by using AWS CloudFormation templates, the addition of resources to a CloudWatch Dashboard can be automated.

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