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Amazon CLF-C01 Practice Test - Questions Answers, Page 10

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Which of the following is an AWS value proposition that describes a user's ability to scale infrastructure based on demand?
A company uses Amazon EC2 instances and wants to maintain high availability in geographically distributed locations Which choice should the company make for the location of its EC2 instances?
A company spends several months upgrading its on-premises infrastructure every few years The company wants to reduce infrastructure procurement time by migrating to the AWS Cloud. What is the main benefit of migrating to the AWS Cloud for this use case?
What does the AWS cloud provide to increase the speed and agility of execution for customers? (Select Two.)
Which tool or feature provides a report to forecast AWS billing costs for the next 3 months?
A user is comparing purchase options for an application that runs on Amazon EC2 and Amazon RDS. The application cannot sustain any interruption The application experiences a predictable amount of usage, including some seasonal spikes that last only a few weeks at a time It is not possible to modify the application. Which purchase option meets these requirements MOST cost-effectively?
A user wants to identify any security group that is allowing unrestricted incoming SSH traffic Which AWS service can be used to accomplish this goal?
Which of the following are customer responsibilities under the AWS shared responsibility model? (Select Two.)
A bank needs to store recordings of calls made to its contact center for 6 years. The recordings must be accessible within 48 hours from the time they are requested. Which AWS service will provide a secure and cost-effective solution for retaining these files?
Which AWS service is a highly available and scalable DNS web service?

Question 91

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Which security-related task is the responsibility of the customer in the AWS cloud?

A.
Securing infrastructure at data centers
A.
Securing infrastructure at data centers
Answers
B.
Maintaining firewall configurations at a hardware level
B.
Maintaining firewall configurations at a hardware level
Answers
C.
Maintaining networking among hardware components
C.
Maintaining networking among hardware components
Answers
D.
Maintaining server side encryption
D.
Maintaining server side encryption
Answers
Suggested answer: D

Question 92

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According to the AWS shared responsibility model, when using amazon RDS who is responsible for scheduling and performing backups?

A.
AWS is responsible for both tasks
A.
AWS is responsible for both tasks
Answers
B.
The customer is responsible for scheduling and AWS is responsible for performing backups
B.
The customer is responsible for scheduling and AWS is responsible for performing backups
Answers
C.
The customer is responsible for both tasks
C.
The customer is responsible for both tasks
Answers
D.
AWS is responsible for scheduling and the user is responsible for performing backups
D.
AWS is responsible for scheduling and the user is responsible for performing backups
Answers
Suggested answer: A

Question 93

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Which AWS service allows customers to purchase unused Amazon EC2 capacity at an often discounted rate?

A.
Reserved Instances
A.
Reserved Instances
Answers
B.
On-Demand Instances
B.
On-Demand Instances
Answers
C.
Dedicated Instances
C.
Dedicated Instances
Answers
D.
Spot Instances
D.
Spot Instances
Answers
Suggested answer: D

Question 94

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Which service is an AWS-managed Hadoop framework that makes it easy, fast, and cost-effective to process large amounts of data across dynamically scalable Amazon EC2 instances?

A.
Amazon EMR
A.
Amazon EMR
Answers
B.
Amazon EC2
B.
Amazon EC2
Answers
C.
Amazon Redshift
C.
Amazon Redshift
Answers
D.
AWS Elastic Beanstalk
D.
AWS Elastic Beanstalk
Answers
Suggested answer: A

Question 95

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A user an optimize Amazon EC2 costs by performing which of the following tasks? (Select TWO )

A.
Implementing Auto Scaling group-, to add and remove instances based on demand
A.
Implementing Auto Scaling group-, to add and remove instances based on demand
Answers
B.
Creating a policy to restrict IAM users from creating new instances
B.
Creating a policy to restrict IAM users from creating new instances
Answers
C.
Setting a budget to limit spending on EC2 instances using AWS Budgets
C.
Setting a budget to limit spending on EC2 instances using AWS Budgets
Answers
D.
Purchasing Reserved Instances
D.
Purchasing Reserved Instances
Answers
E.
Adding EC2 instances to a second AWS Region that is geographically close to the end users
E.
Adding EC2 instances to a second AWS Region that is geographically close to the end users
Answers
Suggested answer: A, D

Question 96

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When performing a cost analysis that supports physical isolation of a customer workload, which compute hosting model should be accounted for in the Total Cost of Ownership (TCO)?

A.
Dedicated Hosts
A.
Dedicated Hosts
Answers
B.
Reserved Instances
B.
Reserved Instances
Answers
C.
On-Demand Instances
C.
On-Demand Instances
Answers
D.
No Upfront Reserved Instances
D.
No Upfront Reserved Instances
Answers
Suggested answer: A

Question 97

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What technology enables compute capacity to adjust as loads change?

A.
Load balancing
A.
Load balancing
Answers
B.
Automatic failover
B.
Automatic failover
Answers
C.
Round robin
C.
Round robin
Answers
D.
Auto Scaling
D.
Auto Scaling
Answers
Suggested answer: D

Question 98

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Which of the following are AWS compute services? (Select TWO.)

A.
Amazon Lightsail
A.
Amazon Lightsail
Answers
B.
AWS Systems Manager
B.
AWS Systems Manager
Answers
C.
AWS CloudFormation
C.
AWS CloudFormation
Answers
D.
AWS Batch
D.
AWS Batch
Answers
E.
Amazon Inspector
E.
Amazon Inspector
Answers
Suggested answer: A, D

Question 99

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What does Amazon CloudFront provide?

A.
Automatic scaling for all resources to power an application from a single unified interface
A.
Automatic scaling for all resources to power an application from a single unified interface
Answers
B.
Secure delivery of data, videos application. and APIs to users globally with low latency
B.
Secure delivery of data, videos application. and APIs to users globally with low latency
Answers
C.
Ability to directly manage traffic globally through a variety of routing types, including latencybased routing, geo ONS. Geoproximity, and weighted round robin
C.
Ability to directly manage traffic globally through a variety of routing types, including latencybased routing, geo ONS. Geoproximity, and weighted round robin
Answers
D.
Automatic distribution of incoming application traffic across multiple targets, such as Amazon EC2 instances, containers. IP addresses, and AWS Lambda functions
D.
Automatic distribution of incoming application traffic across multiple targets, such as Amazon EC2 instances, containers. IP addresses, and AWS Lambda functions
Answers
Suggested answer: A

Question 100

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Which of the following allows an application running on an Amazon EC2 instance to securely write data to an Amazon S3 bucket without using long term credentials?

A.
Amazon Cognito
A.
Amazon Cognito
Answers
B.
AWS Shield
B.
AWS Shield
Answers
C.
AWS IAM role
C.
AWS IAM role
Answers
D.
AWS IAM user access key
D.
AWS IAM user access key
Answers
Suggested answer: C

Explanation:

Explanation:

Topic 2, Exam Pool B

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