WorksheetsAWS 2 Compute in the Cloud
Total questions: 53
Worksheet time: 27mins
Name
Class
Date
1.
Which of the following is an example of horizontal scaling in the AWS Cloud?
a)
Replacing an existing EC2 instance with a larger, more powerful one.
b)
Increasing the compute capacity of a single EC< instance to address the growing demands of an application.
c)
Adding more RAM capacity to an EC2 instance.
d)
Adding more EC2 instances of the same size to handle an increase in traffic.
2.
Adjusting compute capacity dynamically to reduce cost is an implementation of which AWS cloud best practice?
a)
Build security in every layer.
b)
Parallelize tasks.
c)
Implement elasticity.
d)
Adopt monolithic architecture.
3.
You want to run a questionnaire application for only one day (without interruption), which Amazon EC2 purchase option should you use?
a)
Reserved instances.
b)
Spot instances.
c)
Dedicated instances.
d)
On-demand instances.
4.
You are working on a project that involves creating thumbnails of millions of images. Consistent uptime is not an issue, and continuous processing is not required. Which EC2 buying option would be the most cost-effective?
a)
Reserved Instances.
b)
On-demand Instances.
c)
Dedicated Instances.
d)
Spot Instances.
5.
What is the AWS service that enables AWS architects to manage infrastructure as code?
a)
AWS CloudFormation.
b)
AWS Config.
c)
Amazon SES.
d)
Amazon EMR.
6.
A company is concerned that they are spending money on underutilized compute resources in AWS. Which AWS feature will help ensure that their applications are automatically adding/removing EC2 compute capacity to closely match the required demand?
a)
AWS Elastic Load Balancer.
b)
AWS Budgets.
c)
AWS Auto Scaling.
d)
AWS Cost Explorer.
7.
Which of the following EC2 instance purchasing options supports the Bring Your Own License (BYOL) model for almost every BYOL scenario?
a)
Dedicated Instances.
b)
Dedicated Hosts.
c)
On-demand Instances.
d)
Reserved Instances.
8.
What is the AWS service that provides you the highest level of control over the underlying virtual infrastructure?
a)
Amazon Redshift.
b)
Amazon DynamoDB.
c)
Amazon EC2.
d)
Amazon RDS.
9.
In your on-premises environment, you can create as many virtual servers as you need from a single template. What can you use to perform the same in AWS?
a)
IAM.
b)
An internet gateway.
c)
EBS Snapshot.
d)
AMI.
10.
Which of the following services allows you to run containerized applications on a cluster of EC2 instances?
a)
Amazon ECS.
b)
AWS Data Pipeline.
c)
AWS Cloud9.
d)
AWS Personal Health Dashboard.
11.
What is the AWS serverless service that allows you to run your applications without any administrative burden?
a)
Amazon LightSail.
b)
AWS Lambda.
c)
Amazon RDS instances.
d)
Amazon EC2 instances.
12.
Jessica is managing an e-commerce web application in AWS. The application is hosted on six EC2 instances. One day, three of the instances crashed; but none of her customers were affected. What has Jessica done correctly in this scenario?
a)
She has properly built an elastic system.
b)
She has properly built a fault tolerant system.
c)
She has properly built an encrypted system.
d)
She has properly built a scalable system.
13.
Using Amazon EC2 falls under which of the following cloud computing models?
a)
Iaas & SaaS.
b)
IaaS.
c)
SaaS.
d)
PaaS.
14.
What does Amazon Elastic Beanstalk provide?
a)
A PaaS solution to automate application deployment.
b)
A compute engine for Amazon ECS.
c)
A scalable file storage solution for use with AWS and on-premises servers.
d)
A NoSQL database service.
15.
A company has developed a media transcoding application in AWS. The application is designed to recover quickly from hardware failures. Which one of the following types of instance would be the most cost-effective choice to use?
a)
Reserved instances.
b)
Spot Instances.
c)
On-Demand instances.
d)
Dedicated instances.
16.
Which of the following AWS services scale automatically without your intervention? (Choose TWO)
a)
Amazon EC2.
b)
Amazon S3.
c)
AWS Lambda.
d)
Amazon EMR.
e)
Amazon EBS.
17.
Which of the following is NOT a characteristic of Amazon Elastic Compute Cloud (Amazon EC2)?
a)
Amazon EC2 is considered a Serverless Web Service.
b)
Amazon EC2 eliminates the need to invest in hardware upfront.
c)
Amazon EC2 can launch as many or as few virtual servers as needed.
d)
Amazon EC2 offers scalable computing.
18.
What is the AWS Compute service that executes code only when triggered by events?
a)
AWS Lambda.
b)
Amazon CloudWatch.
c)
AWS Transit Gateway.
d)
Amazon EC2.
19.
Both AWS and traditional IT distributors provide a wide range of virtual servers to meet their customers' requirements. What is the name of these virtual servers in AWS?
a)
Amazon EBS Snapshots.
b)
Amazon VPC.
c)
AWS Managed Servers.
d)
Amazon EC2 Instances.
20.
What are the advantages of using Auto Scaling Groups for EC2 instances?
a)
Auto Scaling Groups caches the most recent responses at global edge locations to reduce latency and improve performance.
b)
Auto Scaling Groups scales EC2 instances in multiple Availability Zones to increase application availability and fault tolerance.
c)
Auto Scaling Groups scales EC2 instances across multiple regions to reduce latency for global users.
d)
Auto Scaling Groups distributes application traffic across multiple Availability Zones to enhance performance.
21.
Which of the following AWS offerings are serverless services? (Choose TWO)
a)
Amazon EC2.
b)
AWS Lambda.
c)
Amazon DynamoDB.
d)
Amazon EMR.
e)
Amazon RDS.
22.
Which AWS Service provides integration with Chef to automate the configuration of EC2 instances?
a)
AWS Config.
b)
AWS OpsWorks.
c)
AutoScaling.
d)
AWS CloudFormation.
23.
Which of the following are true regarding the languages that are supported on AWS Lambda? (Choose TWO)
a)
Lambda only supports Python and Node.js, but third party plugins are available to convert code in other languages to these formats.
b)
Lambda natively supports a number of programming languages such as Node.js, Python, and Java.
c)
Lambda is AWS' proprietary programming language for microservices.
d)
Lambda doesn't support programming languages; it is a serverless compute service.
e)
Lambda can support any programming language using an API.
24.
A company's AWS workflow requires that it periodically perform large-scale image and video processing jobs. The customer is seeking to minimize cost and has stated that the amount of time it takes to process these jobs is not critical, but that cost minimization is the most important factor in designing the solution. Which EC2 instance class is best suited for this processing?
a)
EC2 On-Demand Instances.
b)
EC2 Reserved Instances - No Upfront.
c)
EC2 Spot Instances.
d)
EC2 Reserved Instances - All Upfront.
25.
A company experiences fluctuations in traffic patterns to their e-commerce website when running flash sales. What service can help the company dynamically match the required compute capacity to handle spikes in traffic during flash sales?
a)
AWS Auto Scaling.
b)
Amazon Elastic Compute Cloud.
c)
Amazon Elastic File System.
d)
Amazon ElastiCache.
26.
Which of the following AWS services uses Puppet to automate how EC2 instances are configured?
a)
AWS OpsWorks.
b)
AWS CloudFormation.
c)
AWS Quick Starts.
d)
AWS CloudTrail.
27.
Which AWS service helps developers compile and test their code?
a)
AWS CodeDeploy.
b)
AWS CodeCommit.
c)
CloudEndure.
d)
AWS CodeBuild.
28.
Which of the following are valid Amazon EC2 Reserved Instance types? (Choose TWO)
a)
Convertible.
b)
Expedited.
c)
Bulk.
d)
Spot.
e)
Standard.
29.
For compliance and regulatory purposes, a government agency requires that their applications must run on hardware that is dedicated to them only. How can you meet this requirement?
a)
Use EC2 Dedicated Hosts.
b)
Use EC2 Reserved Instances.
c)
Use EC2 Spot Instances.
d)
Use EC2 On-demand Instances.
30.
Your application requirements for CPU and RAM are changing in an unpredictable way. Which service can be used to dynamically adjust these resources based on load?
a)
Auto Scaling.
b)
ELB.
c)
Amazon Route53.
d)
Amazon Elastic Container Service.
31.
Which of the following is NOT a benefit of using AWS Lambda?
a)
AWS Lambda runs code without provisioning or managing servers.
b)
AWS Lambda provides resizable compute capacity in the cloud.
c)
There is no charge when your AWS Lambda code is not running.
d)
AWS Lambda can be called directly from any mobile app.
32.
A company wants to use Amazon Elastic Container Service (Amazon ECS) to run its containerized applications. For compliance reasons, the company wants to retain complete visibility and control over the underlying server cluster. Which Amazon ECS launch type will satisfy these requirements?
a)
EC2 launch type.
b)
Fargate launch type.
c)
Lightsail launch type.
d)
Lambda launch type.
33.
You have just finished writing your application code. Which service can be used to automate the deployment and scaling of your application?
a)
Amazon Simple Storage Service.
b)
AWS Elastic Beanstalk.
c)
AWS CodeCommit.
d)
Amazon Elastic File System.
34.
Amazon EC2 instances are conceptually very similar to traditional servers. However, using Amazon EC2 server instances in the same manner as traditional hardware server instances is only a starting point. What are the main benefits of using the AWS EC2 instances instead of traditional servers? (Choose TWO)
a)
Improves Fault-Tolerance.
b)
Provides your business with a seamless remote accessibility.
c)
Prevents unauthorized users from getting into your network.
d)
Provides automatic data backups.
e)
Can be scaled manually in a shorter period of time.
35.
Engineers are wasting a lot of time and effort managing batch computing software in traditional data centers. Which of the following AWS services allows them to easily run thousands of batch computing jobs?
a)
Amazon EC2.
b)
AWS Batch.
c)
Lambda@Edge.
d)
AWS Fargate.
36.
Which pillar of the AWS Well-Architected Framework provides recommendations to help customers select the right compute resources based on workload requirements?
a)
Operational Excellence.
b)
Security.
c)
Performance Efficiency.
d)
Reliability.
37.
Which AWS service can be used to manually launch instances based on resource requirements?
a)
Amazon EBS.
b)
Amazon S3.
c)
Amazon EC2.
d)
Amazon ECS.
38.
A user is planning to launch two additional Amazon EC2 instances to increase availability. Which action should the user take?
a)
Launch the instances across multiple Availability Zones in a single AWS Region.
b)
Launch the instances as EC2 Reserved Instances in the same AWS Region and the same Availability Zone.
c)
Launch the instances in multiple AWS Regions but in the same Availability Zone.
d)
Launch the instances as EC2 Spot Instances in the same AWS Region but in different Availability Zones.
39.
Which of the following services will automatically scale with an expected increase in web traffic?
a)
AWS CodePipeline.
b)
Elastic Load Balancing.
c)
Amazon EBS.
d)
AWS Direct Connect.
40.
Which of the following is an AWS-managed compute service?
a)
Amazon SWF.
b)
Amazon EC2.
c)
AWS Lambda.
d)
Amazon Aurora.
41.
A company wants to reduce the physical compute footprint that developers use to run code. Which service would meet that need by enabling serverless architectures?
a)
Amazon Elastic Compute Cloud (Amazon EC2).
b)
AWS Lambda.
c)
Amazon DynamoDB.
d)
AWS CodeCommit.
42.
A user must meet compliance and software licensing requirements that state a workload must be hosted on a physical server. When Amazon EC2 instance pricing option will meet these requirements?
a)
Dedicated Hosts.
b)
Dedicated Instances.
c)
Spot Instances.
d)
Reserved Instances.
43.
A company wants to focus on business activities instead of managing compute and capacity. Which AWS service can be used to automatically add or remove Amazon EC2 instances based on demand?
a)
Elastic Load Balancer.
b)
Amazon EC2 Auto Scaling.
c)
Amazon Route 53.
d)
Amazon CloudFront.
44.
How does AWS shorten the time to provision IT resources?
a)
It supplies an online IT ticketing platform for resource requests.
b)
It supports automatic code validation services.
c)
It provides the ability to programmatically provision existing resources.
d)
It automates the resource request process from a company's IT vendor list.
45.
Which of the following services is in the category of AWS serverless platform?
a)
Amazon EMR.
b)
Elastic Load Balancing.
c)
AWS Lambda.
d)
AWS Mobile Hub.
46.
What technology enables compute capacity to adjust as loads change?
a)
Load balancing.
b)
Automatic failover.
c)
Round robin.
d)
Auto Scaling.
47.
Which AWS service can be used to automatically scale an application up and down without making capacity planning decisions?
a)
Amazon EBS.
b)
Amazon Redshift.
c)
AWS CloudTrail.
d)
AWS Lambda.
48.
A company's web application currently has light dependencies on underlying components so when one component fails the entire web application fails. Applying which AWS Cloud design principle will address the current design issue?
a)
Implementing elasticity enabling the application to scale up or scale down as demand changes.
b)
Enabling several EC2 instances to run in parallel to achieve better performance.
c)
Focusing on decoupling components by isolating them and ensuring individual components can function when other components.
d)
Doubling EC2 computing resources to increase system fault tolerance.
49.
Which services are parts of the AWS serverless platform?
a)
Amazon EC2, Amazon S3, Amazon Athena.
b)
Amazon Kinesis, Amazon SQS, Amazon EMR.
c)
AWS Step Functions, Amazon DynamoDB, Amazon SNS.
d)
Amazon Athena, Amazon Cognito, Amazon EC2.
50.
In which scenario should Amazon EC2 Spot Instances be used?
a)
A company wants to move its main website to AWS from an on-premises web server.
b)
A company has a number of application services whose Service Level Agreement (SLA) requires 99.999% uptime.
c)
A company's heavily used legacy database is currently running on-premises.
d)
A company has a number of infrequent, interruptible jobs that are currently using On-Demand Instances.
51.
Which of the following services falls under the responsibility of the customer to maintain operating system configuration, security patching, and networking?
a)
Amazon RDS.
b)
Amazon EC2.
c)
Amazon ElastiCache.
d)
AWS Fargate.
52.
Which of the following AWS features enables a user to launch a pre-configured Amazon Elastic Compute Cloud (Amazon EC2) instance?
a)
Amazon Elastic Block Store (Amazon EBS).
b)
Amazon Machine Image.
c)
Amazon EC2 Systems Manager.
d)
Amazon AppStream 2.0.
53.
How do Amazon EC2 Auto Scaling groups help achieve high availability for a web application?
a)
They automatically add more instances across multiple AWS Regions based on global demand of the application.
b)
They automatically add or replace instances across multiple Availability Zones when the
c)
They enable the application's stalk: content to reside closer to end users.
d)
They are able to distribute incoming requests across a tier of web server instances.
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