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AWS Certified Cloud Practitioner > Practice Test 1 > Flashcards

Practice Test 1 Flashcards

1
Q

Which of the following is the most cost-effective AWS Support Plan to use if you need access to AWS Support API for programmatic case management?

  • Enterprise
  • Developer
  • Business
  • Basic
A

Business

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2
Q

What service provides the lowest-cost storage option for retaining database backups which also allows occasional data retrieval in minutes?

  • EFS
  • S3
  • EBS
  • S3 Glacier Flex
A

S3 Glacier Flex

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3
Q

Which of the following Amazon EC2 instance purchasing options can help you address compliance requirements and reduce costs by allowing you to use your existing server-bound software licenses?

  • dedicated instance
  • on-demand instance
  • dedcated host
  • reserved instance
A

Dedicated Host

An Amazon EC2 Dedicated Host is a physical server with EC2 instance capacity fully dedicated to your use. Dedicated Hosts can help you address compliance requirements and reduce costs by allowing you to use your existing server-bound software licenses.

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4
Q

Which Amazon EC2 instance purchasing option lets you take advantage of unused EC2 capacity in the AWS Cloud and provides up to a 90% discount compared to On-Demand prices?

  • standard reserved instance
  • dedicated host
  • spot instance
  • convertible reserved instance
A

Spot Instance

Amazon EC2 Spot Instances lets you take advantage of unused EC2 capacity in the AWS cloud. Spot Instances are available at up to a 90% discount compared to On-Demand prices. You can use Spot Instances for various stateless, fault-tolerant, or flexible applications such as big data, containerized workloads, CI/CD, web servers, high-performance computing (HPC), and other test & development workloads. Because Spot Instances are tightly integrated with AWS services such as Auto Scaling, EMR, ECS, CloudFormation, Data Pipeline, and AWS Batch, you can choose how to launch and maintain your applications running on Spot Instances.

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5
Q

Which of the following are regarded as regional services in AWS? (Select TWO.)

  • R53
  • EC2
  • Batch
  • EFS
  • Security Token Service
A

Batch & EFS

sts/r53 - global
other - zonal

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6
Q

Which of the following services is capable of inspecting your AWS environment and making recommendations to lower expenditures, improve system performance and reliability, and close security gaps?

  • trusted advisor
  • inspector
  • cost explorer
  • budgets
A

Trusted Advisor

AWS Trusted Advisor is an online tool that provides you real-time guidance to help you provision your resources following AWS best practices. It inspects your AWS environment and makes recommendations for saving money, improving system performance and reliability, or closing security gaps.

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7
Q

Users from different parts of the globe are complaining about the slow performance of the newly launched photo-sharing website in loading their high-resolution images. Which combination of AWS services should you use to serve the files with lowest possible latency? (Select TWO.)

  • glacier
  • efs
  • storage gw
  • s3
  • cloudfront
A

CloudFront & S3

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8
Q

Which of the following is best suited for load balancing Transmission Control Protocol (TCP), User Datagram Protocol (UDP), and Transport Layer Security (TLS) traffic and has the capability of handling millions of requests per second while maintaining ultra-low latencies?

  • alb
  • glb
  • nlb
  • none
A

NLB

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9
Q

Which of the following is a data transport solution that accelerates moving terabytes to petabytes of data into and out of AWS using appliances with on-board storage and compute capabilities?

  • snowball edge
  • snowcone
  • lambda@edge
  • snowmobile
A

snowball edge

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10
Q

Agility is one of the benefits of using cloud computing that provides customer with what advantage?

  • focus valuable resources on dev’ing apps instead of managing infra
  • trade capex for var expense
  • easily deploy app globally in mins
  • avoid over-provisioning of infra
A

focus valuable resources on dev’ing apps instead of managing infra

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11
Q

What service acts as a firewall for your EC2 instances?

  • vpc
  • sg
  • nacl
  • eni
A

Security Group

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12
Q

What is the best way to keep track of all activities made in your AWS account?

  • ldap auth
  • use cloudwatch to log all activities
  • mfa to know tho’s in env currently
  • multi-region cloudtrail trail
A

Set up MFA logging to know who is currently in your env

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13
Q

Which service will allow you to quickly deploy your application into the AWS Cloud without having to build or launch the individual resources yourself?

  • ecs
  • eks
  • elastic beanstalk
  • ebs
A

Elastic Beanstalk

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14
Q

You noticed that you cannot reach one of your EC2 web servers behind an ELB whenever you enter the DNS name of your load balancer. Which of the following should you first check to gain more insight on the issue?

  • cloudwatch
  • cloudtrail
  • config
  • elb health check
A

ELB Health Check

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15
Q

What is the minimum support plan that will provide you access to all Trusted Advisor Checks?

  • enterprise
  • basic
  • developer
  • business
A

business

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16
Q

Which of the following services will be able to reroute traffic to your secondary EC2 instances in another region during disaster recovery?

  • r53
  • elb
  • vpc peering
  • vpc
A

Route 53

17
Q

Your organization would like to boost productivity by improving business communication channels and customer service experience. Which of the following AWS applications would you suggest? (Select TWO.)

  • chime
  • workspace
  • connect
  • transfer family
  • marketplace
A

chime + Connect

Amazon Chime is a high-quality communications service that transforms online meetings with an easy-to-use app that works seamlessly across all your devices.

Amazon Connect is an easy-to-use omnichannel cloud contact center that helps companies provide superior customer service across voice, chat, and tasks at a lower cost than traditional contact center systems.

18
Q

You have a large number of log files that will be archived in AWS for a long time and should have a retrieval time of 12 hours or less. Which service is the most cost-effective storage class for this purpose?

  • s3 glacier instant retrieval
  • s3 glacier deep archive
  • s3 standard ia
  • ebs cold hdd
A

s3 glacier deep archive

19
Q

In which of the following occasions should you use the Amazon SQS in your application system? (Select TWO.)

  • automate certain tasks in workflow
  • durable storage for app events or messages
  • need to submit push notifications
  • requires use of industry-standard messaging
  • need to decouple parts for better fault tolerance
A
  • durable storage for app events or messages
  • need to decouple parts for better fault tolerance
20
Q

You have a fleet of on-premises servers that require a centralized scalable and durable file storage. It should be able to support massive parallel access. Which of the following is the most appropriate service to use?

  • s3
  • efs
  • storager gateway
  • redshift
A

EFS

21
Q

Which of the following provides you access to Reserved Instance (RI) purchase recommendations based on your past usage and indicate potential opportunities for savings as compared to On-Demand usage?

  • billing fash
  • cost & usage report
  • cost explorer
  • budget
A

cost explorer

22
Q

How can your RDS production instances be more cost-effective when they will be used for a long period of time?

  • request reserved instances for discounts
  • easily backup, terminate, and recreate
  • stop rds instances to prevent charges
  • no charging when idle
A
  • request reserved instances for discounts
23
Q

A customer wants to further secure his network beyond security groups and network access control lists. Which of the services below can be used to provide the additional security features? (Select TWO.)

  • kms
  • waf
  • sqs
  • sso
  • guardduty
A

waf + guard duty

23
Q

A customer wants to further secure his network beyond security groups and network access control lists. Which of the services below can be used to provide the additional security features? (Select TWO.)

  • kms
  • waf
  • sqs
  • sso
  • guardduty
A

waf + guard duty

24
Q

Which AWS well-architected pillar stresses the importance of selecting the most appropriate and right number of resource types for your requirements?

  • cost optimization
  • reliability
  • performance efficiency
  • ops excellence
A

cost optimization

25
Q

You believe that your AWS root account may have been used without you knowing. What can you do to tighten the security on the root account?

A

configure mfa for root

26
Q

Auto-Scaling based on demand is an implementation of which AWS cloud best practice?

A

implement elasticity

27
Q

A MariaDB RDS database is known to have high memory consumption during peak hours which deteriorates the overall performance of your application. What cost-effective change can you introduce to resolve this issue if the database is handling write-intensive operations?

  • distribute workload by running multiple instances
  • switch to DDB
  • scale vertically w/ more memory
  • add read replicas
A
  • scale vertically w/ more memory

AWS Certified Cloud Practitioner (1 decks)

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