final exam review

Dedicated Host

A big data analytics company is moving its IT infrastructure from an on-premises data center to AWS Cloud. The company has some server-bound software licenses that it wants to use on AWS. As a Cloud Practitioner, which of the following EC2 instance types would you recommend to the company?

Business

Which of the following AWS Support plans provides access to Infrastructure Event Management for an additional fee?

Redshift

Which of the following is an AWS database service?

Lambda

Which of the following is a serverless AWS service?

EFS

A data analytics company is running a proprietary batch analytics application on AWS and wants to use a storage service which would be accessed by hundreds of EC2 instances simultaneously to append data to existing files. As a Cloud Practitioner, which AWS service would you suggest for this use-case?

Amazon S3 Standard-Infrequent Access (S3 Standard-IA)

A company needs a storage solution for a project wherein the data is accessed less frequently but needs rapid access when required. Which S3 storage class is the MOST cost-effective for the given use-case?

Amazon Macie

A silicon valley based healthcare startup stores anonymized patient health data on Amazon S3. The CTO further wants to ensure that any sensitive data on S3 is discovered and identified. As a Cloud Practitioner, which AWS service would you recommend addressing this use-case?

Configure the database in RDS Multi-AZ deployment with automatic failover to the standby

An e-commerce company has deployed an RDS database in a single Availability Zone. The engineering team wants to ensure that in case of an AZ outage, the database should continue working on the same endpoint without any manual administrative intervention. Which of the following solutions can address this use-case?

AWS CloudTrail,

AWS Config,

Amazon CloudWatch

Which AWS services can be used to facilitate organizational change management, part of the Reliability pillar of AWS Well-Architected Framework? (Select THREE)

Elastic Load Balancing,

Read Replicas in Amazon RDS

Which of the following are examples of Horizontal Scalability (aka Elasticity)? (Select TWO)

On-demand Instances

Which AWS EC2 pricing model is the most cost-effective and flexible with no requirement for a long term resource commitment or upfront payment but still guarantees that instance would not be interrupted?

Amazon DynamoDB

Which of the following AWS services allows a database to have flexible schema and supports document data models?​

AWS Elastic Beanstalk

A developer has written a simple web application in PHP and he wants to just upload his code to AWS Cloud and have AWS handle the deployment automatically but still wants access to the underlying operating system for further enhancements. As a Cloud Practioner, which of the following AWS services would you recommend for this use-case?

Elasticity

Which characteristic of Cloud Computing imparts the ability to acquire resources as you need and release when you no longer need them?

90

Compared to the on-demand prices, what is the highest possible discount offered for spot instances?

Use Amazon Transcribe to convert speech to text for downstream analysis. Then use Amazon Polly to convey the text results via speech

A unicorn startup is building an analytics application with support for a speech-based interface. The application will accept speech-based input from users and then convey results via speech. As a Cloud Practitioner, which solution would you recommend for the given use-case?

Loose coupling

Which AWS Cloud architecture principle states that systems should reduce interdependencies?

Spot Instances

Which Amazon EC2 pricing model adjusts based on supply and demand of EC2 instances?

Volume pricing qualification

Which of the following is an advantage of consolidated billing on AWS?

Amazon Simple Queue Service (SQS)

An e-commerce application sends out messages to a downstream application whenever an order is created. The downstream application processes the messages and updates its own systems. Currently, the two applications directly communicate with each other.

Which service will you use to decouple this architecture, without any communication loss between the two systems?

Amazon Quicksight

An e-commerce company needs to generate custom reports and graphs every week for analyzing the product sales data. The company is looking at a tool/service that will help them analyze this data using interactive dashboards with minimal effort. The dashboards also need to be accessible from any device.

Which AWS tool/service will you recommend for this use-case?

Security Group

Which of the following will help you control the incoming traffic to an Amazon EC2 instance?

DynamoDB Accelerator

A weather tracking application is built using Amazon DynamoDB. The performance of the application has been consistently good. But lately, the team has realized that during holidays and travel seasons, the load on the application is high and the read requests consume most of the database resources, thereby drastically increasing the overall application latency.

Which feature/service will help resolve this issue?

AWS Elastic Beanstalk,

AWS Auto Scaling

Which of the following AWS services are offered free of cost? (Select TWO)

Amazon Kinesis data stream

A company is looking at real-time processing of streaming big data for their ad-tech platform. Which of the following AWS services is the right choice for this requirement?

Amazon Neptune

An e-learning company wants to build a knowledge graph by leveraging a fully managed database. Which of the following is the best fit for this requirement?​

Amazon DocumentDB,

Amazon Neptune

Which of the following are NoSQL database services from AWS? (Select TWO)

AWS Config

A team manager needs data about the changes that have taken place for AWS resources in his account during the past two weeks. Which AWS service can help get this data?

AWS Outposts

A manufacturing company is looking at a service that can offer AWS infrastructure, AWS services, APIs, and tools to its on-premises data center for running low latency applications.

Which of the following service/tool is the best fit for the given requirement?

AWS Batch

An engineering team would like to cost-effectively run hundreds of thousands of batch computing workloads on AWS. As a Cloud Practitioner, which AWS service would you use for this task?

AWS CloudHSM

Which of the following AWS services can be used to generate, use, and manage encryption keys on the AWS Cloud?

Replacing unhealthy EC2 instances

Which Amazon EC2 Auto Scaling feature can help with fault tolerance?

It is a Platform as a Service (PaaS) which allows you to deploy and scale web applications and services

Which of the following statements is the MOST accurate when describing AWS Elastic Beanstalk?

Amazon EC2 Instance Store

A research lab wants to optimize the caching capabilities for its scientific computations application running on EC2 instances. Which EC2 storage option is best suited and cost-effective for this use-case?

High availability,

Fault tolerance

Which of the following options are the benefits of using AWS Elastic Load Balancing (ELB)? (Select TWO)

Amazon ElastiCache

The IT infrastructure at a university is deployed on AWS Cloud and it's experiencing a read-intensive workload. As a Cloud Practitioner, which AWS service would you use to take the load off databases?

Convertible Reserved Instances

A company would like to reserve EC2 compute capacity for three years to reduce costs. The company also plans to increase their workloads during this period. As a Cloud Practitioner, which EC2 Reserved Instance type would you recommend?

Provisioned IOPS,

Volume type

Which of the following criteria are used to charge for Elastic Block Store (EBS) volumes? (Select TWO)

Amazon LightSail

An engineering team is new to the AWS Cloud and it would like to launch a dev/test environment with low monthly pricing. Which AWS service can address this use-case?

Resource utilization,

Application performance

Which types of monitoring can be provided by Amazon CloudWatch? (Select TWO)

Vertical Scaling

Adding more CPU/RAM to an Amazon EC2 instance represents which of the following?

AWS Trusted Advisor

Which AWS tool can provide best practice recommendations for performance, service limits, and cost optimization?