Aws Flashcards
Which of these is not a cloud deployment model? (Select the best answer)System administration as a serviceinfrastructure as a serviceplatform as a servicesoftware as a service
system administration as a service
Which of these is not a primarybenefit of cloud computing over on-premises computing? (Select the best answer)Trade capital expense for variable expenseeliminate guessing on your infrastructure capacity needspay for racking, stacking and powering serversBenefit from massive economies of scaleincrease speed and agility
Pay for racking, stacking and powering servers
Which of the following are not benefits of AWS Cloud computing? (Choose two)High-availabilityHigh-latencyMultiple procurement cyclesTemporary and disposable resourcesFault-tolerant databases
High-latency, Multiple procurement cycles
What is the number one reason businesses are switching to cloud computing?Finite infrastructureInstant configurationIncreased speed and agilityOver-provisioningAutomation
Increased speed and agility
Economies of scale results from ______. (Select the best answer)having hundreds of thousands of customers aggregated in the cloudhaving hundreds of cloud services available over the internethaving to invest heavily in data centers and servershaving many different cloud provders
having hundreds of thousands of customers aggregated in the cloud
What are the three ways to access AWS core services? (choose three)Software Development KitsAWS Command line InterfaceAWS Management ConsoleCalling Technical supportThrough AWS Marketplace
Software Development Kits (SDKs), AWS Command Line Interface (AWS CLI), AWS Management Console
What type of AWS data transfer is free for Amazon S3? (Choose two)Inbound data transfer from internet to S3Outbound data transfer from S3 to CloudFrontOutbound data transfer from S3 to all regionsOutbound data transfer from S3 to internet
Data transfer between services within the same region, Inbound data transfer
There is no charge for which of the following?(Choose two)ComputeStorageInbound data transferOutbound data transferData transfer between services within the same region
Data transfer between services within the same region, Inbound data transfer
When are free data transfers applicable across AWS? (Choose two)Free inbound data transfer across all amazon web services in all regionsfree outbound data transfer across all amazon web services in all regionsfree inbound data transfer for EC2 instancesfree outbound data transfer between amazon web services within the same region
Free outbound data transfer between Amazon Web Services within the same region, Free inbound data transfer for EC2 instances
Which of these statements about Availability Zones is not true?(Select the best answer)Availability Zones are made up of one or more data centersAvailability zones are connected to each other using high-speed private linksa data center can be used for more than one availability zoneAvailability zones are designed for fault isolation
A data center can be used for more than one availability zone
What is true about regions? (choose two)They are the physical locations of your customersall regions are located in one specific geographic areaa region is a physical location that has multiple availability zonesPhysical location has multiple availability zoneseach region is located in a separate geographic area
A region is a physical location that has multiple Availability Zones., Each region is located in a separate geographic area
Which of the following is an example of Amazon Lightsail? (Select the best answer)
Platform as a service
If your project requires you to run monthly reports that iterate through very large amounts of data, which Amazon EC2 purchasing option should you consider?
Scheduled Reserved Instances
Which Amazon Elastic Compute Cloud (Amazon EC2) feature ensures your instances will not share a physical host with instances from any other AWS customer? (Select the best answer)
Dedicated Instances
Your web application needs four instances to support steady traffic all of the time. On the last day of the month, the traffic triples. What is the most cost-effective way to handle this pattern?
Run four Reserved Instances constantly, then add eight On-Demand Instances on the last day of each month.
Which EC2 option is best for long-term workloads with predictable usage patterns? (Select the best answer)
Reserved instances
Which of the following must be specified when launching a new Amazon Elastic Compute Cloud (Amazon EC2) Windows instance? (Choose two)
Amazon EC2 instance type, Amazon Machine Image (AMI)
Why is AWS more economical than traditional data centers for applications with varying compute workloads? (Select the best answer)
Amazon EC2 instances can be launched on-demand when needed.
S3 replicates all objects ______. (Select the best answer)
in multiple availability zones within the same region
Which of the following can be used as a storage class for an S3 object lifecycle policy? (Choose three)
Amazon Glacier, S3 - Infrequent Access, S3 - Standard Access
The name of an S3 bucket must be unique _________. (Select the best answer)
worldwide across all AWS accounts
What can you use S3 for with your web application? (Select the best answer)
Store static content such as images, video, CSS, JavaScript, etc.
Amazon EBS is recommended when data _______ and _______. (Choose two)
requires an encryption solution, must be quickly accessible, requiring long-term persistence
Regarding Amazon Glacier, what is a Vault?(Select the best answer)
A container for storing archives
Which of the following are features of Amazon Elastic Block Store (Amazon EBS)? (Choose two)
Amazon EBS volumes can be encrypted transparently to workloads on the attached instance., Data stored on Amazon EBS is automatically replicated within an Availability Zone.
What is the maximum size IP address range you can have in an Amazon VPC? (Select the best answer).
/16
Which AWS networking service enables a company to create a virtual network within AWS? (Select the best answer).
Amazon Virtual Private Cloud (Amazon VPC)
Which component of AWS global infrastructure does Amazon CloudFront use to ensure low-latency delivery? (Select the best answer)
AWS edge locations
What happens when you create a new Amazon VPC? (Select the best answer)
A main route table is created by default.
You are designing an e-commerce web application that will scale to hundreds of thousands of concurrent users. Which database technology is best suited to hold the session state in this example?
NoSQL database table using Amazon DynamoDB
In Amazon DynamoDB, what does the query operation allow you to do? (Select the best answer)
All of the above.
Which AWS Cloud service is best suited for Online Analytics Processing (OLAP)? (Select the best answer)
Amazon Redshift
In Amazon DynamoDB, an attribute is ______. (Select the best answer)
a fundamental data element
Which of the following AWS tools help your application scale up or down based on demand? (Choose two)
Elastic Load Balancing, Auto Scaling
Which service would you use to send alerts based on Amazon CloudWatch alarms? (Select the best answer)
Amazon Simple Notification Service (Amazon SNS).
Which of the following are characteristics of the Auto Scaling service on AWS? (Choose three)
Enforces a minimum number of running Amazon EC2 instances, Launches instances from a specified Amazon Machine Image (AMI), Responds to changing conditions by adding or terminating Amazon Elastic Compute (Amazon EC2) instances
What are the minimum elements required to create an Auto Scaling launch configuration? (Choose three)
Launch Configuration Name, Instance type, Amazon Machine Image (AMI)
Which of the following are required elements of an Auto Scaling group? (Choose two)
Launch configuration, Minimum size
Amazon CloudWatch supports which types of monitoring plans? (Choose two)
Basic monitoring, which is free, Detailed monitoring, which has an additional cost
Elastic Load Balancing health checks may be what? (Choose three)
An Amazon Elastic Compute Cloud (Amazon EC2) instance status check, A connection attempt, A ping
What are the three types of load balancers that ELB offers? (Choose three)
Classic Load Balancer, Network Load Balancer, Application Load Balancer
In the Shared Responsibility Model, AWS has responsibility of providing what? (Select the best answer)
Security of the cloud
In the Shared Responsibility Model, which of the following are examples of "security in the cloud?" (Choose two)
Which AWS services are used with the content, In which country content is stored
Which of the following are some of the security benefits that AWS offers? (Choose two)
Meet compliance requirements, Secure global infrastructure
Which of the following is AWS's responsibility under the AWS shared responsibility model? (Select the best answer)
Maintaining physical hardware
Which of the following services provides trusted users with temporary security credentials that can control access to your AWS resources? (Select the best answer)
AWS Security Token Service (STS)
Which of the following are AWS IAM best practices? (Choose two)
Rotate credentials regularly., Monitor activity in your AWS account.
What does the IAM policy simulator do? (Select the best answer)
Evaluates the policies you choose and determines the effective permissions for each of the actions you specify.
What is an AWS IAM instance profile? (Select the best answer)
Is a container for an IAM role that you can use to pass role information to an EC2 instance when the instance starts
Where can a customer find information about prohibited actions on AWS infrastructure? (Select the best answer)
AWS Acceptable Use Policy
True or False? The Access Key and Secret Access Key are used to log into the AWS Management Console.
False
After initial login, what does AWS recommend as the best practice for the AWS Account Root User? (Select the best answer)
Delete root user access keys
How would a system administrator add an additional layer of login security to a user's AWS Management Console? (Select the best answer)
Enable Multi-Factor Authentication
Which of the following are advantages of AWS Cloud security? (Choose two)
AWS uses multi-factor access control systems., You retain complete control and ownership of your data region.
What is AWS Trusted Advisor?
Online tool that helps you configure resources to follow best practices
Which of the following are included in AWS Assurance Programs? (Choose two)
Certification/Attestations, Laws, regulations, and privacy
When creating an IAM policy, what are the two types of access that can be granted to a user? (Choose two)
AWS management Console Access, Programmatic Access
The AWS Risk and Compliance Programs is made up of which of the following components? (Choose three)
Information Security, Risk Management, Control Environment
Which of the following is not one of the four areas of the performance efficiency pillar? (Select the best answer)
Traceability
Which of the following is not a characteristic of the Auto Scaling service on AWS? (Select the best answer)
Sends traffic to healthy instances
Which of the following options will help increase the availability of a web server farm? (Choose two)
Leverage Auto Scaling to recover from failed instances., Launch the web server instance across multiple Availability Zones.
Which design principles are recommended when considering performance efficiency? (Choose two)
Democratize advanced technologies, Serverless architecture
In a physical data center, security is typically considered in what area? (Select the best answer)
Only in the perimeter
To view all categories of instance metadata from within a running instance, which URI should you use? (Select the best answer)
http://169.254.169.254/latest/meta-data/
What is defined as the ability for a system to remain operational even if some of the components of that system fail? (Select the best answer)
Fault tolerance
Your company provides media content via the Internet to customers through a paid subscription model. You leverage Amazon CloudFront to distribute content to your customers with low latency. What approach can you use to serve this private content securely to your paid subscribers?
Provide signed Amazon CloudFront URLs to authenticated users to access the paid content.
Which of the following best describes a system that is always available, without the need for human intervention? (Select the best answer)
Highly-available
What are the four support plans offered by AWS? (Choose four)
Business, Enterprise, Basic, Developer
What are the characteristics of the Developer Support Plan? (Choose two)
Business hours access to Cloud Support Associates via email, One primary contact may open a case
Which of the following is not available in the Business Support Plan? (Select the best answer)
Access to Well-Architected review delivered by AWS Solution Architects
Which of the AWS Support levels offers 24 x 7 support via phone or chat? (Choose two)
Enterprise Support, Business Support
AWS Support has five different severity levels for support cases. What are they? (Choose five)
Urgent, High, Normal, Low, Critical
What is the response time of urgent issues for Enterprise Support Plan customers? (Select the best answer)
1 hour or less
What will AWS Trusted Advisor tell you? (Choose three)
Whether or not you are using fault tolerance, Deployed resources not being used but incurring charges, How well the infrastructure is performing