AWS Certified Solutions Architect - Associate

• #441

  In Amazon EC2, you are billed instance-hours when [...].

  • Ayour EC2 instance is in a running state.
  • Bthe instance exits from Amazon S3 console.
  • Cyour instance still exits the EC2 console.
  • DEC2 instances stop.
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• #442

  You are configuring a new VPC for one of your clients for a cloud migration project, and only a public VPN will be in place. After you created your VPC, you created a new subnet, a new internet gateway, and attached your internet gateway to your VPC. When you launched your first instance into your VPC, you realized that you aren't able to connect to the instance, even if it is configured with an elastic IP. What should be done to access the instance?

  • AA route should be created as 0.0.0.0/0 and your internet gateway as target.
  • BAttach another ENI to the instance and connect via new ENI.
  • CA NAT instance should be created and all traffic should be forwarded to NAT instance.
  • DA NACL should be created that allows all outbound traffic.
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• #4432 चुनें

  Which two methods increases the fault tolerance of the connection to VPC-1? (Choose 2 answers)

  • AEstablish a hardware VPN over the internet between VPC-2 and the on-premises network.
  • BEstablish a hardware VPN over the internet between VPC-1 and the on-premises network.
  • CEstablish a new AWS Direct Connect connection and private virtual interface in the same region as VPC-2.
  • DEstablish a new AWS Direct Connect connection and private virtual interface in a different AWS region than VPC-1.
  • EEstablish a new AWS Direct Connect connection and private virtual interface in the same AWS region as VPC-1.
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• #444

  A user is trying to launch a similar EC2 instance from an existing instance with the option 'Launch More like this'. The AMI of the selected instance is deleted. What will happen in this case?

  • AAWS does not need an AMI for the 'Launch more like this' option.
  • BAWS will launch the instance but will not create a new AMI.
  • CAWS will create a new AMI and launch the instance.
  • DAWS will throw an error saying that the AMI is deregistered.
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• #445

  A company has a workflow that sends video files from their on-premise system to AWS for transcoding. They use EC2 worker instances that pull transcoding jobs from SQS. Why is SQS an appropriate service for this scenario?

  • ASQS guarantees the order of the messages.
  • BSQS synchronously provides transcoding output.
  • CSQS checks the health of the worker instances.
  • DSQS helps to facilitate horizontal scaling of encoding tasks.
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• #446

  The SQL Server [...] feature is an efficient means of copying data from a source database to your DB Instance. It writes the data that you specify to a data file, such as an ASCII file.

  • Abulk copy.
  • Bgroup copy.
  • Cdual copy.
  • Dmass copy.
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• #447

  How many Elastic IP by default in Amazon Account?

  • A1 Elastic IP.
  • B3 Elastic IP.
  • C5 Elastic IP.
  • D0 Elastic IP.
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• #448

  Before I delete an EBS volume, what can I do if I want to recreate the volume later?

  • ACreate a copy of the EBS volume (not a snapshot).
  • BStore a snapshot of the volume.
  • CDownload the content to an EC2 instance
  • DBack up the data in to a physical disk.
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• #449

  Which of the following features are provided by Amazon EC2?

  • AExadata Database Machine, Optimized Storage Management, Flashback Technology, and Data Warehousing.
  • BInstances, Amazon Machine Images (AMIs), Key Pairs, Amazon EBS Volumes, Firewall, Elastic IP address, Tags, and Virtual Private Clouds (VPCs).
  • CReal Application Clusters (RAC), Elasticache Machine Images (EMIs), Data Warehousing, Flashback Technology, Dynamic IP address.
  • DExadata Database Machine, Real Application Clusters (RAC), Data Guard, Table and Index Partitioning, and Data Pump Compression.
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• #450

  You are setting up your first Amazon Virtual Private Cloud (Amazon VPC) so you decide to use the VPC wizard in the AWS console to help make it easier for you. Which of the following statements is correct regarding instances that you launch into a default subnet via the VPC wizard?

  • AInstances that you launch into a default subnet receive a public IP address and 10 private IP addresses.
  • BInstances that you launch into a default subnet receive both a public IP address and a private IP address.
  • CInstances that you launch into a default subnet don't receive any ip addresses and you need to define them manually.
  • DInstances that you launch into a default subnet receive a public IP address and 5 private IP addresses.
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• #451

  Is it possible to get a history of all EC2 API calls made on your account for security analysis and operational troubleshooting purposes?

  • AYes, by default, the history of your API calls is logged.
  • BYes, you should turn on the CloudTrail in the AWS console.
  • CNo, you can only get a history of VPC API calls.
  • DNo, you cannot store history of EC2 API calls on Amazon.
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• #452

  Does Dynamo DB support in-place atomic updates?

  • AIt is not defined.
  • BYes.
  • CIt does support in-place non-atomic updates.
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• #453

  Can the string value of 'Key' be prefixed with :aws:'?

  • AOnly in GovCloud.
  • BOnly for S3 not EC2.
  • CYes.
  • DNo.
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• #454

  You need to quickly set up an email-sending service because a client needs to start using it in the next hour. Amazon Simple Email Service (Amazon SES) seems to be the logical choice but there are several options available to set it up. Which of the following options to set up SES would best meet the needs of the client?

  • AAmazon SES console.
  • BAWS CloudFormation.
  • CSMTP Interface.
  • DAWS Elastic Beanstalk.
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• #455

  Is the encryption of connections between my application and my DB Instance using SSL for the MySQL server engines available?

  • AYes.
  • BOnly in VPC.
  • COnly in certain regions.
  • DNo.
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• #456

  In the HQ region you run an hourly batch process reading data from every region to compute cross regional reports that are sent by email to all offices this batch process must be completed as fast as possible to quickly optimize logistics how do you build the database architecture in order to meet the requirements'?

  • AFor each regional deployment, use RDS MySQL with a master in the region and a read replica in the HQ region.
  • BFor each regional deployment, use MySQL on EC2 with a master in the region and send hourly EBS snapshots to the HQ region.
  • CFor each regional deployment, use RDS MySQL with a master in the region and send hourly RDS snapshots to the HQ region.
  • DFor each regional deployment, use MySQL on EC2 with a master in the region and use S3 to copy data files hourly to the HQ region.
  • EUse Direct Connect to connect all regional MySQL deployments to the HQ region and reduce network latency for the batch process.
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• #457

  After deploying a new website for a client on AWS, he asks if you can set it up so that if it fails it can be automatically redirected to a backup website that he has stored on a dedicated server elsewhere. You are wondering whether Amazon Route 53 can do this. Which statement below is correct in regards to Amazon Route 53?

  • AAmazon Route 53 can't help detect an outage. You need to use another service.
  • BAmazon Route 53 can help detect an outage of your website and redirect your end users to alternate locations.
  • CAmazon Route 53 can help detect an outage of your website but can't redirect your end users to alternate locations.
  • DAmazon Route 53 can't help detect an outage of your website, but can redirect your end users to alternate locations.
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• #458

  Which of the following statements is NOT true about using Elastic IP Address (EIP) in EC2-Classic and EC2-VPC platforms?

  • AIn the EC2-VPC platform, the Elastic IP Address (EIP) does not remain associated with the instance when you stop it.
  • BIn the EC2-Classic platform, stopping the instance disassociates the Elastic IP Address (EIP) from it.
  • CIn the EC2-VPC platform, if you have attached a second network interface to an instance, when you disassociate the Elastic IP Address (EIP) from that instance, a new public IP address is not assigned to the instance automatically; you'll have to associate an EIP with it manually.
  • DIn the EC2-Classic platform, if you disassociate an Elastic IP Address (EIP) from the instance, the instance is automatically assigned a new public IP address within a few minutes.
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• #459

  A company recently launched a variety of new workloads on Amazon EC2 instances in its AWS account. The company needs to create a strategy to access and administer the instances remotely and securely. The company needs to implement a repeatable process that works with native AWS services and follows the AWS Well-Architected Framework. Which solution will meet these requirements with the LEAST operational overhead?

  • AUse the EC2 serial console to directly access the terminal interface of each instance for administration.
  • BAttach the appropriate IAM role to each existing instance and new instance. Use AWS Systems Manager Session Manager to establish a remote SSH session.
  • CCreate an administrative SSH key pair. Load the public key into each EC2 instance. Deploy a bastion host in a public subnet to provide a tunnel for administration of each instance.
  • DEstablish an AWS Site-to-Site VPN connection. Instruct administrators to use their local on-premises machines to connect directly to the instances by using SSH keys across the VPN tunnel.
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• #460

  You have been setting up an Amazon Virtual Private Cloud (Amazon VPC) for your company, including setting up subnets. Security is a concern, and you are not sure which is the best security practice for securing subnets in your VPC. Which statement below is correct in describing the protection of AWS resources in each subnet?

  • AYou can use multiple layers of security, including security groups and network access control lists (ACL).
  • BYou can only use access control lists (ACL).
  • CYou don't need any security in subnets.
  • DYou can use multiple layers of security, including security groups, network access control lists (ACL) and CloudHS.
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