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[AWS]541

[AWS][SAA][EXAMTOPICS] Question 152 A business is operating an application on Amazon EC2 instances on a private subnet. The program must be capable of storing and retrieving data from Amazon S3. To save expenses, the corporation wishes to optimize the configuration of its AWS resources. How should the business go about doing this? A. Deploy a NAT gateway to access the S3 buckets. B. Deploy AWS Storage Gateway to access the S3 buck.. 2022. 6. 28.
[AWS][SAA][EXAMTOPICS] Question 151 A solutions architect must offer a fully managed alternative to an on-premises system that enables file interchange between workers and partners. Workers connecting from on-premises systems, remote employees, and external partners must have easy access to the solution. Which solution satisfies these criteria? A. Use AWS Transfer for SFTP to transfer files into and out of Amazon S3. B. Use AWS Sn.. 2022. 6. 28.
[AWS][SAA][EXAMTOPICS] Question 150 On an Amazon RDS MySQL DB instance, a company's production application processes online transaction processing (OLTP) transactions. The firm is also offering a new reporting tool with the same data access. The reporting tool must be highly accessible and have no adverse effect on the production application's performance. How is this accomplished? A. Create hourly snapshots of the production RDS .. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 149 A business utilizes Amazon Web Services to host all components of its three-tier application. The organization want to identify any possible security vulnerabilities inside the environment automatically. The organization want to keep track of any discoveries and to warn administrators in the event of a suspected breach. Which solution satisfies these criteria? A. Set up AWS WAF to evaluate suspi.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 148 A business has a mobile chat application that utilizes an Amazon DynamoDB data storage. Users want as low delay as possible while reading fresh messages. A solutions architect's objective is to provide the optimum solution with the fewest possible application modifications. Which technique should be chosen by the solutions architect? A. Configure Amazon DynamoDB Accelerator (DAX) for the new mes.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 147 A corporation operates a containerized application in an on-premises data center using a Kubernetes cluster. The organization stores data in a MongoDB database. The organization want to transition some of these environments to AWS, but no modifications to the code or deployment methods are currently feasible. The business need a solution that lowers operating costs. Which solution satisfies thes.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 146 A business want to transfer two apps to AWS. Both apps handle a huge number of files concurrently by accessing the same files. Both programs must read files with a minimum of delay. Which architecture would a solutions architect suggest in this case? A. Configure two AWS Lambda functions to run the applications. Create an Amazon EC2 instance with an instance store volume to store the data. B. Co.. 2022. 6. 27.
.gitignore가 동작 안할 때 상황별로 해결하기 .gitignore 파일을 나중에 추가를 해주거나 아니면 다른 실수를 하면 .gitignore에 있는 파일이 전부 untracked로 파일로 다 뜰 때가 있다. 무시된 파일을 다시 추적해야 할 수도 있고 추적하고 있는 파일을 다시 무시해야 줘야 할 때도 있다. 그때의 해결법을 상황별로 정리했다. gitignore 작성 실수로 인해 발생하는 문제의 3가지 패턴과 그 해결법 상황 1. 이미 모든 파일을 git이 추적중인 경우 상황 2. 이미 추적 중인 파일 몇 개만 무시하고 싶은 경우 상황 3. 반대로 .gitignore에 있었던 파일을 다시 추적하고 싶을 경우 상황 1. 이미 모든 파일을 git이 추적 중인 경우 주로 .gitignore를 뒤늦게 추가해줬거나 잘못된 .gitignore을 올리고 나중에 눈치.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 145 A business administers its own Amazon EC2 instances, which are configured to operate MySQL databases. The firm manages replication and scaling manually as demand grows or falls. The organization need a new solution that makes it easier to add or remove computing resources from its database layer as required. Additionally, the solution must increase speed, scalability, and durability with little .. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 144 A business hosts a three-tier web application on a virtual private cloud (VPC) that spans various Availability Zones. For the application layer, Amazon EC2 instances are deployed in an Auto Scaling group. The organization must develop an automated scaling strategy that analyzes the daily and weekly workload patterns for each resource. The setup must correctly scale resources in response to both .. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 143 A business hosts an application on Amazon Web Services (AWS) and utilizes Amazon DynamoDB as the database. To handle data from the database, the organization adds Amazon EC2 instances to a private network. The organization connects to DynamoDB using two NAT instances. The corporation want to decommission its NAT instances. A solutions architect must develop a solution that connects to DynamoDB a.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 142 A business want to move a workload to AWS. The chief information security officer demands that any data stored in the cloud be encrypted at rest. The organization desires total control over the encryption key lifecycle management process. Independent of AWS CloudTrail, the organization must be able to promptly delete key material and audit key use. The selected services should interface with oth.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 141 A business maintains monthly phone records. Statistically, recorded data may be referred to randomly within a year but is seldom retrieved beyond that time period. Files less than a year old must be queried and retrieved immediately. It is okay for there to be a delay in obtaining older files. A solutions architect must ensure that the captured data is stored at the lowest possible cost. Which o.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 140 A solutions architect is in the process of transferring a document management task to Amazon Web Services. The workload stores and tracks 7 terabytes of contract documents on a shared storage file system and an external database. The majority of records are archived and ultimately recovered for future reference. During the migration, the application cannot be updated, and the storage solution mu.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 139 Multiple Amazon EC2 Linux instances are used by a business in a VPC to execute applications that need a hierarchical directory structure. The apps must be able to access and write to shared storage fast and simultaneously. How is this accomplished? A. Create an Amazon Elastic File System (Amazon EFS) file system and mount it from each EC2 instance. B. Create an Amazon S3 bucket and permit access.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 138 A solutions architect is tasked with the responsibility of creating the architecture for a new application that will be deployed to the AWS Cloud. Amazon EC2 On-Demand Instances will be used to execute the application, which will automatically scale across different Availability Zones. Throughout the day, the EC2 instances will scale up and down periodically. The load distribution will be handle.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 137 A solutions architect is responsible for designing a solution for migrating a persistent database from on-premises to AWS. According to the database administrator, the database needs 64,000 IOPS. If feasible, the database administrator wishes to host the database instance on a single Amazon Elastic Block Store (Amazon EBS) volume. Which option satisfies the database administrator's requirements .. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 136 A business is developing a web application that will be accessible over the internet. The application is hosted on Amazon EC2 for Linux instances that leverage Amazon RDS MySQL Multi-AZ DB instances to store sensitive user data. Public subnets are used for EC2 instances, whereas private subnets are used for RDS DB instances. The security team has required that web-based attacks on database insta.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 135 Amazon S3 is used by a corporation to store historical weather recordings. The records are accessed through a URL that refers to a domain name on the company's website. Subscriptions enable users from all around the globe to access this material. Although the organization's core domain name is hosted by a third-party operator, the company recently transferred some of its services to Amazon Route.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 134 A business is using AWS to host an election reporting website for consumers worldwide. The website makes use of Amazon EC2 instances in an Auto Scaling group with Application Load Balancers for the web and application layers. The database layer is powered by Amazon RDS for MySQL. The website is updated once an hour with election results and has previously seen hundreds of individuals check the d.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 133 In a branch office, a firm runs an application in a tiny data closet with no virtualized computing resources. The application's data is saved on a network file system (NFS) volume. Daily offsite backups of the NFS volume are required by compliance requirements. Which solution satisfies these criteria? A. Install an AWS Storage Gateway file gateway on premises to replicate the data to Amazon S3. .. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 132 Amazon DynamoDB is being used by an entertainment firm to store media metadata. The application requires extensive reading and often encounters delays. The organization lacks the people necessary to manage extra operational expenses and requires an increase in DynamoDB's performance efficiency without changing the application. What solution architecture approach should be recommended to satisfy .. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 131 A user owns a MySQL database, which is used by a variety of customers that anticipate a maximum delay of 100 milliseconds on queries. Once an entry is recorded in the database, it is almost never modified. Clients get access to a maximum of one record at a time. Due to rising customer demand, database access has expanded tremendously. As a consequence, the resulting load will quickly surpass the.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 130 AWS is used by an ecommerce firm to operate a multi-tier application. Amazon EC2 hosts both the front-end and back-end layers, while Amazon RDS for MySQL hosts the database. The backend tier is responsible for communication with the RDS instance. There are many requests to the database to get identical datasets, which results in performance slowdowns. Which actions should be performed to optimiz.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 129 A solutions architect is migrating static content from an Amazon EC2 instance-hosted public website to an Amazon S3 bucket. The static assets will be distributed using an Amazon CloudFront distribution. The EC2 instances' security group limits access to a subset of IP ranges. Access to static material should be regulated in a similar manner. Which combination of actions will satisfy these criter.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 128 A business is migrating from on-premises Oracle to Amazon Aurora PostgreSQL. Numerous apps write to the same tables in the database. The apps must be transferred sequentially, with a month between migrations. Management has raised worry about the database's heavy read and write activity. Throughout the entire migration process, the data must be maintained in sync across both databases. What reco.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 127 AWS Lambda functions are being developed and deployed by an engineering team. The team must build roles and administer policies in AWS IAM in order to set the Lambda functions' rights. How should the team's permissions be adjusted to correspond to the principle of least privilege? A. Create an IAM role with a managed policy attached. Allow the engineering team and the Lambda functions to assume .. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 126 The web application of a business is hosted on Amazon EC2 instances and is protected by an Application Load Balancer. The corporation recently altered its policy, requiring that the application be accessible exclusively from a single nation. Which setup will satisfy this criterion? A. Configure the security group for the EC2 instances. B. Configure the security group on the Application Load Bala.. 2022. 6. 27.
[AWS][SAA][EXAMTOPICS] Question 125 An application is deployed across various Availability Zones using Amazon EC2 instances. The instances are deployed behind an Application Load Balancer in an Amazon EC2 Auto Scaling group. The program operates optimally when the CPU usage of the Amazon EC2 instances is close to or equal to 40%. What should a solutions architect do to ensure that the required performance is maintained throughout .. 2022. 6. 24.
[AWS][SAA][EXAMTOPICS] Question 124 A business operates a distant plant with unstable connection. The factory must collect and interpret machine and sensor data in order to detect items on its conveyor belts and begin robotic movement to route them to the appropriate spot. For on-premises control systems, predictable low-latency computing processing is critical. Which data processing solution should the manufacturer use? A. Amazon.. 2022. 6. 24.
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