AWS Practice Questions

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What are the contract length options for Amazon EC2 Reserved Instances? 1 yr 2 yrs 3 yrs 4 yrs 5 yrs

1 yr 3 yrs

Which type of an Amazon EC2 instance is suitable for data warehousing applications? 1. Compute optimized 2. General purpose 3. Storage optimized 4. Memory optimized

3. Storage optimized

Which tasks can you complete in AWS artifact? 1. Access AWS compliance reports on-demand 2. Consolidate and manage multiple AWS accounts within a central location 3. Create users to enable people and applications to interact with AWS services and resources 4. Set permissions for accounts by configuring service control policies (SCPs) 5. Review, accept, and manage agreements with AWS

1. Access AWS compliance reports on-demand 5. Review, accept, and manage agreements with AWS

Which type of an Amazon EC2 instance is ideal for high-performance databases? 1. Compute optimized 2. General purpose 3. Storage optimized 4. Memory optimized

4. Memory optimized

Which service is used to query and analyze data across a data warehouse? 1. Amazon Redshift 2. Amazon Neptune 3. Amazon DocumentDB 4. Amazon ElastiCache

1. Amazon Redshift -Redshift is a data warehousing service that you can use for big data analytics -use redshift to collect data from many sources and help you understand relationships and trends across your data

Which factors should be considered when selecting a Region? 1. Compliance with data governance and legal requirements 2. Proximity to your customers 3. Access to 24/7 technical support 4. Ability to assign custom permissions to different users 5. Access to the AWS Command Line Interface

1. Compliance with data governance and legal requirements 2. Proximity to your customers -two other factors to consider are pricing and the services that are available in a region

Which type of an Amazon EC2 instance offers high-performance processors? 1. Compute optimized 2. General purpose 3. Storage optimized 4. Memory optimized

1. Compute optimized

Which statement of statements are TRUE about Amazon EBS volumes and Amazon EPS file systems? 1. EBS volumes store date within a single Availability Zone. Amazon EFS file systems store data across multiple Availability Zones. 2. EBS volumes store date across multiple Availability Zones. Amazon EFS file systems store data within a single Availability Zone. 3. EBS volumes and Amazon EFS file systems both store data within a single AZ. 4. EBS volumes and Amazon EFS file systems both store data across across multiple AZ's.

1. EBS volumes store date within a single Availability Zones. Amazon EFS file systems store data across multiple Availability Zones. -an EBS volume must be located in the same AZ as the Amazon EC2 to which it is attached

Which process is an example of Elastic Load Balancing? 1. Ensuring that no single Amazon EC2 instance has to carry the full workload on its own 2. Removing unneeded Amazon EC2 instances when demand is low 3. Adding a second Amazon EC2 instance during an online store's popular sale 4. Automatically adjusting the number of Amazon EC2 instances to meet demand

1. Ensuring that no single Amazon EC2 instance has to carry the full workload on its own

What is another name for on-prem deployment? 1. Private cloud deployment 2. Cloud-based application 3. Hybrid deployment 4. AWS Cloud

1. Private cloud deployment

Which statement best describes security groups? 1. They are stateful and deny all inbound traffic by default 2. They are stateful and allow all inbound traffic by default 3. They are stateless and deny all inbound traffic by default 4. They are stateless and allow all inbound traffic by default

1. They are stateful and deny all inbound traffic by default

Which of the following creates a VPN connection between the VPC and the internal corporate network? 1. virtual private gateway 2. public subnet 3. private subnet 4. AWS direct connect

1. virtual private gateway

Which statement best describes an IAM policy? 1. An authentication process that provides an extra layer of protection for your AWS account 2. A document that grants or denies permissions to AWS services and resources 3. An identity that you can assume to gain temporary access to permissions 4. The identity that is established when you first create an AWS account

2. A document that grants or denies permissions to AWS services and resources -IAM policies provide you with the flexibility to customize users' levels of access to resources (you can allow users to access all the Amazon S3 buckets in your AWS account or only a specific bucket)

Which statement best describes Amazon DynamoDB? 1. A service that enables you to run relational DB's in the AWS cloud. 2. A serverless key-value DB service 3. A service that you can use to migrate relational DB's, nonrelational DB's, and other types of data stores. 4. An enterprise-class relational DB

2. A serverless key-value DB service -Amazon DynamoDB is a key-value database service. It is serverless, which means that you do not have to provision, patch, or manage servers

Which statement best describes an availability zone? 1. A geographical area that contains AWS resources 2. A single data center or group of data centers within a Region 3. A data center that an AWS Service uses to perform service-specific operations 4. A service that you can use to run AWS infrastructure within your own on-premises data center in hybrid approach

2. A single data center or group of data centers within a Region

Which type of an Amazon EC2 instance balances compute, memory, and networking resources? 1. Compute optimized 2. General purpose 3. Storage optimized 4. Memory optimized

2. General purpose

Which tasks are the responsibilities of customers? 1. Maintaining network infrastructure 2. Patching software on Amazon EC2 instances 3. Implementing physical security controls at data centers 4. Setting permissions for Amazon S3 objects 5. Maintaining servers that run Amazon EC2 instances

2. Patching software on Amazon EC2 instances 4. Setting permissions for Amazon S3 objects

Your company has an application that uses Amazon EC2 instances to run the customer-facing website and Amazon RDS database instances to store customers' personal information. How should the developer configure the VPC according to best practices? 1. Place the Amazon EC2 instance in a private subnet and the Amazon RDS database instances in a public subnet 2. Place the Amazon EC2 instance in a public subnet and the Amazon RDS database instances in a private subnet 3. Place the Amazon EC2 instance and the Amazon RDS database instances in a public subnet 4. Place the Amazon EC2 instance and the Amazon RDS database instances in a private subnet

2. Place the Amazon EC2 instance in a public subnet and the Amazon RDS database instances in a private subnet

You have a workload that will run for a total of 6 months and can withstand interruptions. What would be the most cost-efficient Amazon EC2 purchasing option? 1. Reserved instance 2. Spot instance 3. Dedicated instance 4. On-demand instance

2. Spot instance

How does the scale of cloud computing help you to save costs? 1. You do not have to invest in technology resources before using them 2. The aggregated cloud usage from a large number of customers results in lower pay-as-you-go prices 3. Accessing services on-demand helps to prevent excess or limited capacity 4. You can quickly deploy applications to customers and provide them with low latency

2. The aggregated cloud usage from a large number of customers results in lower pay-as-you-go prices -describes how customers can benefit from massive economies of scale in cloud computing

What are the scenarios in which you should use Amazon Relational Database Service (Amazon RDS)? 1. Running a serverless database 2. Using SQL to organize data 3. Storing data in a key-value database 4. Scaling up to 10 trillion requests per day 5. Storing data in an Amazon Aurora database

2. Using SQL to organize data 5. Storing data in an Amazon Aurora database

Which of the following supports the customer-facing website? 1. virtual private gateway 2. public subnet 3. private subnet 4. AWS direct connect

2. public subnet

Which statement is TRUE for the AWS global infrastructure? 1. A region consists of a single Availability Zone 2. An Availability Zone consists of two or more Regions 3. A Region consists of two or more Availability Zone 4. An Availability Zone consists of a single Region

3. A Region consists of two or more Availability Zone -South America Region is sa-east-1 which includes 3 availability zones: sa-east-1a, sa-east-1b, and sa-east-1c

Which component can be used to establish a private dedicated connection between your company's data center and AWS? 1. private subnet 2. DNS 3. AWS direct connect 4. virtual private gateway

3. AWS direct connect

Which AWS Service is the best choice for publishing messages to subscribers? 1. Amazon Simple Queue Service (Amazon SQS) 2. Amazon EC2 Auto Scaling 3. Amazon Simple Notification Service (Amazon SNS) 4. Elastic Load Balancing

3. Amazon Simple Notification Service (Amazon SNS)

You are configuring service control policies (SCPs) in AWS Organizations. Which identities and resources can SCPs be applied to? 1. IAM users 2. IAM groups 3. An individual member account 4. IAM roles 5. An organizational unit (OU)

3. An individual member account 5. An organizational unit (OU)

You want to use an Amazon EC2 instance for a batch processing workload. What would be the best Amazon EC2 instance type to use? 1. General purpose 2. Memory optimized 3. Compute optimized 4. Storage optimized

3. Compute optimized

Which site does Amazon CloudFront use to cache copies of content for faster delivery to users at any location? 1. Region 2. Availability zone 3. Edge location 4. Origin

3. Edge location

An employee requires temporary access to create several Amazon S3 buckets. Which option would be the best choice for this task? 1. AWS account root user 2. IAM group 3. IAM role 4. Service control policy (SCP)

3. IAM role

Which statement best describes and AWS account's default network access control list? 1. It is stateless and denies all inbound and outbound traffic 2. It is stateful and allows all inbound and outbound traffic 3. It is stateless and allows all inbound and outbound traffic 4. It is stateful and denies all inbound and outbound traffic

3. It is stateless and allows all inbound and outbound traffic -Network ACLs perform stateless pack filtering. They remember nothing and check packets that cross the subnet border each way: inbound and outbound

You want to store data that is infrequently accessed but must be immediately available when needed. Which Amazon S3 storage class should you use? 1. S3 Intelligent-Tiering 2. S3 Glacier Deep Archive 3. S3 Standard-IA 4. S3 Glacier

3. S3 Standard-IA

Which of the following isolates databases containing customers' personal information? 1. virtual private gateway 2. public subnet 3. private subnet 4. AWS direct connect

3. private subnet

Which statement best describes Amazon CloudFront? 1. A service that enables you to run infrastructure in a hybrid cloud approach 2. A serverless compute engine for containers 3. A service that enables you to send and receive messages between software components through a queue 4. A global content delivery service

4. A global content delivery service -it uses a network of edge locations to cache content and deliver content to customers all over the world -when content is cached, it is stored locally as a copy (could be video, files, photos, webpages, etc)

Which of the following establishes a dedicated connection between the on-prem data center and the VPC? 1. virtual private gateway 2. public subnet 3. private subnet 4. AWS direct connect

4. AWS direct connect

You want to deploy and manage containerized applications. Which service should you use? 1. AWS Lambda 2. Amazon Simple Notification Service (Amazon SNS) 3. Amazon Simple Queue Service (Amazon SQS) 4. Amazon Elastic Kubernetes Service (Amazon EKS)

4. Amazon Elastic Kubernetes Service (Amazon EKS)

Which service is used to manage the DNS records for domain name? 1. Amazon Virtual Private Cloud 2. AWS Direct Connect 3. Amazon CloudFront 4. Amazon Route 53

4. Amazon Route 53 -it is a DNS web service that gives developers and businesses a reliable way to route end users to internet applications that host in AWS -another feature is the ability to manage the DNS records for domain names -you can transfer existing domain names managed by other domain registrars -you can also register new domain names directly

You want to store data in an object storage service. Which AWS service is best for this type of storage? 1. Amazon Manage Blockchain 2. Amazon Elastic File System (Amazon EFS) 3. Amazon Elastic Block Storage (Amazon EBS) 4. Amazon Simple Storage Service (Amazon S3)

4. Amazon Simple Storage Service (Amazon S3)

Which action can you perform with AWS Outposts? 1. Automate actions for AWS services and applications through scripts 2. Access wizards and automated workflows to perform tasks in AWS services 3. Develop AWS applications in supported programming languages 4. Extend AWS infrastructure and services to your on-prem data center

4. Extend AWS infrastructure and services to your on-prem data center

Which component is used to connect a VPC to the internet? 1. Public subnet 2. Edge location 3. Security group 4. Internet gateway

4. Internet gateway

What is cloud computing? 1. Backing up files that are stored on desktop and mobile devices to prevent data loss 2. Deploying applications connected to on-prem infrastructure 3. Running code without needing to manage or provision servers 4. On-demand delivery of IT resources and applications through the internet with pay-as-you-go pricing

4. On-demand delivery of IT resources and applications through the internet with pay-as-you-go pricing

Which Amazon S3 storage classes are optimized for archival data? 1. S3 Intelligent-Tiering 2. S3 Glacier Deep Archive 3. S3 Standard-IA 4. S3 Glacier 5. S3 Standard

4. S3 Glacier 2. S3 Glacier Deep Archive -objects stored in the S3 glacier class can be retrieved within a few minutes to a few hours. by comparison, objects stored in S3 glacier deep archive can be retrieved in 12 hours

Which statement best describes DNS resolution? 1. Launching resources in a virtual network that you define 2. Storing local copies of content at edge locations around the world 3. Connecting a VPC to the internet 4. Translating a domain name to an IP address

4. Translating a domain name to an IP address

What is the difference between Amazon EC2 Savings Plans and Spot Instances?

Amazon EC2 Savings Plan: -ideal for workloads that have a consistent amount of compute usage over a 1yr or 3yr term -you can reduce compute costs by up to 72% over On-demand costs Spot Instances: -ideal for workloads with flexible start/end times or that can withstand interruptions -you can reduce compute costs by up to 90% over On-demand costs -do not require contracts or a commitment to a consistent amount of compute usage


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