AWS Cloud Practitioner Practice Quiz - 1

Ec2 instances will be billed on one second increments, with a minimum of one minute

How are customers billed for Linux-based EC2 usage?

Lambda

What is the serverless service that allows you to run your applications without any administrative burden?

RDS (Relational Database Service)

A company has a large amount of structured data in an on premises data center. They are planning to migrate all the data to AWS, what is the most appropriate AWS database option?

Deploy AWS resources to another AWS Region and implement an Active-Active disaster recovery strategy.

A company has business critical workloads hosted on AWS and they are unwilling to accept any downtime. Which of the following is a recommended best practice to protect their workloads in the event of an unexpected natural disaster?

Application Load Balancer (ALB)

A company has deployed a new web application on multiple EC2 instances. Which of the following should be used to ensure that the incoming HTTP traffic is distributed evenly across the instances?

AWS X-Ray

A company is developing a new application using a micro-services framework. The new application is having performance and latency issues. Which AWS Service should be used to troubleshoot these issues?

Right-size before and after the migration

A company is migrating its on-premises database to Amazon RDS. What should the company do to ensure RDS costs are kept to a minimum?

Reserved instances - partial upfront

A company needs to host a database in RDS for at least three years. Which of the following options would be the most cost-effective solution?

Edge Locations are used by CloudFront to distribute content to global users with low latency.

AWS has created a large number of Edge Locations as part of its Global Infrastructure. What is a benefit of using Edge Locations?

Protecting the confidentiality of data in transit in Amazon S3; Patching applications installed on EC2

According to the shared responsibility model, which of the following are the responsibility of the customer?

Amazon EMR (Elastic MapReduce)

An organization needs to analyze and process a large number of data sets. Which AWS service should they use?

IAM (Identity & Access Management)

An organization runes many systems and uses many AWS products. Which service enables them to control how each developer interacts with these products?

Creating hypervisors and hardware maintenance

Based on the Shared Responsibility Model, which of the following are the sole responsibility of AWS?

AMI (Amazon Machine Image)

In your on-premises environment, you can create as many virtual servers as you need from a single template. What can you use to perform the same in AWS?

She has properly built a fault tolerant system

Jessica is managing an e-commerce web application in AWS. The application is hosted on six EC2 instances. one day, three of the instances crashed; but none of her customers were affected. What has Jessica done correctly in this scenario?

create a CDN using CloudFront, so that content is cached at Edge Locations close to and in Asia.

Sarah has deployed an application in the Northern California (us-west-1) region. After examining the application's traffic, she notices about 30% of the traffic is coming from Asia. What can she do to reduce latency in Asia?

EC2 and Lambda

Savings plans are available for which of the following AWS compute services?

Physical Controls and Environmental Controls

Under the Shared Responsibility Model, which of the following controls do customers fully inherit from AWS?

Building the relational database schema and managing the database settings

Using RDS falls under the shared responsibility model. Which of the following are customer responsibilities?

Auto scaling and Elastic Load Balancer

What are the AWS features that can help you maintain a highly available and fault tolerant architecture on AWS?

Read replicas and multi-availabilty zone deployment

What are the Amazon RDS features that an be used to improve the availability of your database?

AWS Config and CloudTrail

What are the change management tools that helps AWS customers audit and monitor all resources in their AWS environment?

AWS Direct Connect & AWS VPN

What are the connectivity options that can be used to build hybrid cloud architectures?

username and password

What are the default security credentials that are required to access the AWS management console for an IAM user account?

Eliminating Single points of failure and Distributed infrastructure

What are two advantages of using Cloud Computing over traditional data centers?

Network Access Control Lists and Security Groups

What can help you protect your EC2 instances from DDoS attacks?

in-memory caching for ready heavy applications

What does ElastiCache provide?

PaaS (platform as a service) solution to automate application development

What does Elastic Beanstalk provide?

Redshift

What is the AWS data warehouse service that supports a high level of query performance on large amounts of datasets?

AWS Organizations

What is the AWS service that enables you to manage all of your AWS accounts from a single master account?

Amazon inspector

What is the AWS service that performs automated network assessments of EC2 instances to check for vulnerabilities?

S3 Transfer Acceleration

What is the AWS service/feature that takes advantage of Amazon CloudFront's globally distributed edge locations to transfer files to S3 with higher upload speeds?

AWS CLI (Command Line Interface)

What is the AWS tool that enables you to use scripts to manage services and resources?

Amazon EBS

What is the primary storage service used by Amazon RDS database instances?

Load Balancing and Instance Type

What will impact the price paid for an EC2 instance?

EBS (Elastic Block Store) and EFS (elastic file store)

Where can you store files on AWS?

AWS Direct Connect

Which AWS Service can be used to establish a dedicated, private network connection between AWS and your datacenter?

Simple Queue Service (SQS)

Which AWS service can be used to store and reliably deliver messages across distributed systems?

EC2

Which AWS service provides the highest level of control over the underlying virtual infrastructure?

CloudFront and Global accelerator

Which AWS services can be used to improve the performance of a global application and reduce latency for its users?

Decouple the components of the application so that they can run independently.

Which is a best practice when building applications on AWS?

security groups

Which of the following AWS security features is associated with and EC2 instance and functions to filter incoming traffic requests?

dedicated hosts

Which of the following EC2 instance purchasing options supports the Bring Your Own License model for almost every BYOL scenario?

Enabaling Amazon EC2 autoscaling for all your workloads - autoscaling monitors your applications and automatically adjusts capacity (up or down) to maintain steady predictable performance at the lowest cost possible.

Which of the following activities could reduce your monthly costs?

Automate wherever possible, remove single points of failure

Which of the following are important design principles you should adopt when designing systems on AWS

Hardware patching an dSecuring global physical infrastructure

Which of the following aspects of security are managed by AWS?

Access keys

Which of the following is equivalent to a user name and password and is used to authenticate your programmatic access to AWS services and APIs?

Use the right combination of storage classes based on different use cases.

Which of the following procedures will help reduce S3 costs?

Amazon ECS (Elastic Container Service)

Which of the following services allows you to run containerized application on a cluster of EC2 instances?

AWS WAF - Web Application Firewall

Which of the following services can help protect your web applications from SQL injection and other vulnerabilities in your application code?

CloudTrail

Which of the following services will help businesses ensure compliance in AWS?

Physical hardware

Which of the following should be considered when performing a TCO analysis to compare the costs of running an application on AWS instead of on-premises?

EC2 and Lambda

Which services can be used as a compute resource?

The ability to monitor systems and improve supporting processes and procedures

Which statement best describes the operational excellence pillar of the AWS Well Architected framework

You can use the AWS Trusted Advisor to monitor service limits; You can contact AWS support to increase service limits

Which statement is correct with regards to AWS service limits?

VPC (Virtual Private Cloud)

You are working on two projects that require completely different network configurations. Which AWS service will allow you to isolate resources and network configurations?

Global reach

Your application has recently experienced significant global growth and international users are complaining of high latency. Whats is the AWS characteristic that can help improve your international users' experience?

APN Consulting Partners

a company has created a solution that helps AWS customers improve their architectures on AWS. Which AWS program may support this company?

Reduced Capital Expenditure

what is a benefit of moving infrastructure from an on-premises data center to AWS?

S3 and DynamoDB

which of the following AWS services is designed with native multi- availability zone fault tolerance in mind?