Amazon-Web-Services CLF-C01 Free Practice Questions

NEW QUESTION 1
What endpoints are possible to send messages to with Simple Notification Service? (Select all that apply)
Choose the 3 Correct answers:

• A. SMS
• B. FTP
• C. SQS
• D. Lambda

Answer: ACD

NEW QUESTION 2
What best describes the difference between the TCO Calculator and the Cost Explorer?
Choose the Correct Answer

• A. The TCO Calculator help you analyze current AWS usage charges; the Cost Explorer helps you estimate the cost savings of using AWS.
• B. The TCO Calculator helps you estimate the cost savings of using AWS; the Cost Explorer help you analyze current AWS usage charges.
• C. The Cost Explorer helps you calculate hourly EC2 Usage cost; the TCO Calculator is a price list for each AWS service.
• D. The Cost Explorer is a price list for each AWS service; the TCO Calculator helps you calculate hourly EC2 Usage cost.

Answer: B

Explanation:
The TCO calculator is a free tool provided by AWS that allows you to estimate the cost savings of using AWS vs. using an on-premises data center. The Cost Explorer is a free tool that allows you to view charges of your cost (helps you analyze where you are spending money).

NEW QUESTION 3
John is working with a large data set, and he needs to import it into a relational database service. What AWS service will meet his needs?
Choose the Correct Answer

• A. RDS
• B. Redshift
• C. NoSQL
• D. DynamoDB

Answer: A

Explanation:
RDS is AWS's relational database service.

NEW QUESTION 4
What are the primary benefits of using Lambda? (Select all that apply) Choose the 2 Correct answers:

• A. Pay for only the compute time you consume.
• B. Wide variety of operating systems to select from.
• C. Actively select and manage instance type and capacity.
• D. Run code without provisioning server

Answer: AD

Explanation:
Lambda, being AWS's serverless compute platform, means there are no servers, instance types, or capacity to select. That is all managed for you. With Lambda, you only for the when your code is actually being executed.

NEW QUESTION 5
Which of the following will effect how much you are charged for storing objects in S3? Choose the 2 Correct answers:

• A. The storage class used for the objects stored.
• B. Encrypting data (objects) stored in S3.
• C. Creating and deleting S3 buckets
• D. The total size in gigabytes of all objects store

Answer: AD

NEW QUESTION 6
You have just set up a brand new AWS account. You want to keep monthly billing under $100, but you are worried about going over that limit. What can you set up in order to be notified when the
monthly bill approaches $100?
Choose the Correct Answer

• A. A CloudTrail billing alarm that triggers an SNS notification to your email address.
• B. A SNS billing alarm that triggers a CloudWatch notification to your email address.
• C. A CloudWatch billing alarm that triggers an SNS notification to your email address.
• D. A CloudWatch billing alarm that triggers a CloudTrail notification to your email addres

Answer: C

Explanation:
In CloudWatch, you can set up a billing alarm that will trigger when your monthly bill hit the set threshold. That alarm can then be set up to trigger an SNS topic that will send you a notification that the alarm threshold as been met.

NEW QUESTION 7
If you want to easily share a file with a friend, family or coworker, what AWS solution should you use?
Choose the Correct Answer

• A. Mail them a flash drive with the file on it.
• B. Create an EC2 instance and give provide login credentials so others can access the file.
• C. Upload the object to S3 and share it via its object's S3 public object URL.
• D. None of the abov

Answer: C

Explanation:
You can easily share objects uploaded into S3 by provided others with the object's URL.

NEW QUESTION 8
If you want to learn about AWS architectural or security best practices, where will you find that type of information?
Choose the Correct Answer

• A. AWS Yellow Pages
• B. AWS Console Info Section
• C. AWS White Papers
• D. AWS Service Documentation

Answer: C

Explanation:
White papers are a collection of technical documents that outlines many AWS relevant topics.

NEW QUESTION 9
What is the EC2 AMI Marketplace?
Choose the Correct Answer

• A. Where you select the storage type of an EC2 instance.
• B. A collection of pay-to-use EC2 AMIs that generally come packaged with licensed enterprise software.
• C. Where you store AMIs that you create.
• D. Where you select to compute capacity of an EC2 instanc

Answer: B

NEW QUESTION 10
Your company's upper management is getting very nervous about managing governance, compliance, and risk auditing in AWS. What service should you enable and inform upper management about?
Choose the Correct Answer

• A. CloudAudit
• B. CloudTrail
• C. CloudCompliance
• D. CloudWatch

Answer: B

Explanation:
AWS CloudTrail is designed to log all actions taken in your AWS account. This provides a great resource for governance, compliance, and risk auditing.

NEW QUESTION 11
What does TCO stand for?
Choose the Correct Answer

• A. Tally of Cost Ownership
• B. Total Continual Ownership
• C. The Cost of Ownership
• D. None of the above

Answer: D

Explanation:
TCO stand for Total Cost of Ownership.

NEW QUESTION 12
What TWO services/features are required to have highly available and fault tolerant architecture in AWS?
Choose the 2 Correct answers:

• A. Elastic Load Balancer
• B. CloudFront
• C. ElastiCache
• D. Auto Scaling

Answer: AD

NEW QUESTION 13
You are trying to organize and import (to AWS) gigabytes of data that are currently structured in JSON-like, name-value documents. What AWS service would best fit your needs?
Choose the Correct Answer

• A. Lambda
• B. Aurora
• C. RDS
• D. DynamoDB

Answer: D

Explanation:
DynamoDB is AWS's NoSQL database offering. NoSQL databases are for non-structured data that are typically stored in JSON-like, name-value documents.

NEW QUESTION 14
What are some common uses of AWS? (Select all that apply) Choose the 4 Correct answers:

• A. Networking
• B. Analytics
• C. Storage
• D. Virtualization

Answer: ABCD

Explanation:
All of the answers are common uses of AWS. AWS has thousands of different uses. In this course we discussed some of the major categories, including: Storage Compute Power Databases Networking Analytics Developer Tools Virtualization Security

NEW QUESTION 15
What does S3 stand for? Choose the Correct Answer

• A. Simple Storage Service
• B. Simplified Storage Service
• C. Simple Store Service
• D. Service for Simple Storage

Answer: A

NEW QUESTION 16
What are the benefits of AWS Organizations? (Select all that apply)
Choose the 2 Correct answers:

• A. Analyze cost across all multiple AWS accounts.
• B. Automate AWS account creation and management.
• C. Centrally manage access polices across multiple AWS accounts.
• D. None of the abov

Answer: BC

Explanation:
AWS Organizations has four main benefits: 1) Centrally manage access polices across multiple AWS accounts. 2) Automate AWS account creation and management. 3) Control access to AWS services 4) Enable consolidated billing across multiple AWS accounts Analyzing cost is done through the Cost Explorer (or TCO calculator), which is not part of AWS Organizations.

NEW QUESTION 17
If you want to have SMS or email notifications sent to various members of your department with status updates on resources in your AWS account, what service should you choose?
Choose the Correct Answer

• A. STS
• B. RDS
• C. GetSMS
• D. SNS

Answer: D

Explanation:
Simple Notification Service (SNS) is what publishes messages to SMS and/or email endpoints.

NEW QUESTION 18
Kim is managing a web application running on the AWS cloud. The application is currently utilizing eight EC2 servers for its compute platform. Earlier today, two of those web servers crashed; however, none of her customer were effected. What has Kim done correctly in this scenario?
Choose the Correct Answer

• A. Properly built an elastic system.
• B. Properly built a scalable system
• C. Properly build a fault tolerant system.
• D. None of the abov

Answer: C

Explanation:
A fault tolerant system is one that can sustain a certain amount of failure while still remaining operational.

NEW QUESTION 19
If you have a large collection of reproducible objects, which S3 storage class should you use if low cost is your priority?
Choose the Correct Answer

• A. Glacier
• B. Standard
• C. Reduced Redundancy
• D. None of the above

Answer: C

Explanation:
The reduced redundancy storage class has the lowest durability of all the storage classes. This means object stored in this storage class have the highest probability of being lost. So you should only store objects in this storage class if they can be easily reproduced. In exchange for the lower durability, the cost is lower than the standard storage class.

NEW QUESTION 20
Jeff is building a web application on AWS. He wants to make sure his application is highly available to his customers. What infrastructure components of the AWS cloud allow Jeff to accomplish this goal? (Select all that apply)
Choose the 2 Correct answers:

• A. Availability Zones
• B. Regional Zones
• C. Regions
• D. Data Locations

Answer: AC

Explanation:
As part of AWS' global infrastructure, Regions and Availability Zones allow for backups and duplicate components to be placed in seperate (isolated) areas of the globe. If one region/Availability Zone
were to fail, duplicates in other regions/Availability Zones can be used.

NEW QUESTION 21
You notice that five of your 10 S3 buckets are no longer available in your account, and you assume that they have been deleted. You are unsure who may have deleted them, and no one is taking responsibility. What should you do to investigate and find out who deleted the S3 buckets?
Choose the Correct Answer

• A. Look at the S3 logs.
• B. Look at the CloudTrail logs.
• C. Look at the CloudWatch Logs.
• D. Look at the SNS log

Answer: B

Explanation:
CloudTrail is logging service that logs actions taken by AWS users in your AWS account, such as creating/deleting S3 buckets, starting/stopping EC2 stances, etc.

NEW QUESTION 22
What services has built-in DDoS mitigation and/or protection?
Choose the Correct Answer

• A. EC2
• B. RDS
• C. SNS
• D. None of the above

Answer: D

Explanation:
AWS services with built-in DDoS migigation/protection include: 1) Route 53 2) CloudFront 3) WAF (web application firewall) 4) Elastic Load Balancing 5) VPCs and Security Groups

NEW QUESTION 23
What best describes the concept of a virtual private cloud?
Choose the Correct Answer

• A. A private section of AWS in which you control what resources are placed inside.
• B. A collection of data centers.
• C. A shared section of AWS between you and other AWS account holders.
• D. A private section of AWS in which you control what resources are placed inside and who can access those resources.

Answer: D

Explanation:
A VPC is a private section of AWS in which you control what resources are placed inside and who can access those resources. A VPC defines your own private network that runs on AWS infrastructure.

NEW QUESTION 24
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