CPC Prep General Information Flashcards
Which scaling method is an example of changing to a larger EC2 instance; where you change the instance type and family?
Vertical
What are the limitations of scaling vertically?
- Often requires manual intervention
- Typically requires downtime
- Can reach a limit of scalability
What scaling type is where you add more of the same instance?
Horizontal
What are the benefits of horizontal scaling?
- Seamless scaling without downtime
- Can scale almost limitlessly
What are the following categories together called? Disposable resources instead of fixed servers; automation; loose coupling; server, not servers; databases; removing single points of failure; optimize for cost; caching; & security
AWS Best Practices
Which AWS Best Practice allows customers to take advantage of dynamically provisioned resources and nature of cloud computing?
Disposable resources instead of fixed servers
Which AWS Best Practice improves system stability and organization efficiency?
Automation
Which AWS Best Practice reduces interdependentcies where a change or a failure in one component should not cascade to other components?
Loose Coupling
Which AWS Best Practice allows customers to leverage more than just Amazon EC2 and provides a breadth of services on AWS?
Service, not servers
Which AWS Best Practice considers performance requirements and scalability by selecting the right database technology for each workload?
Databases
Which AWS Best Practice uses design to fail, introduce redundancy, detect failure, durable data storage, and automated multi-data center resilience?
Removing Single Point of Failure
Which AWS Best Practice focuses on right sizing, elasticity, and takes advantage of the variety of purchasing options?
Optimize for Cost
Which AWS Best Practice is used to improve performance and cost efficiently and methods include Edge Caching & Application Data Caching?
Caching
Which AWS Best Practice focuses on defense in depth, reduced privilege access, security as code (CloudFormation), and real-time auditing?
Security
What are the 5 Pillars of Operational Excellence?
- Operational Excellence
- Security
- Reliability
- Performance Efficiency
- Cost Optimization
Which pillar of Operational Excellence provides the ability to run and monitor systems to deliver business value and to continually improve supporting processes and procedures?
Operational Excellence
Which pillar of Operational Excellence provides the ability to protect information, systems, and assets while delivering business value through risk assessments and mitigation strategies?
Security
Which pillar of Operational Excellence focuses on a system’s ability to recover from infrastructure of service disruptions, dynamically acquire computing resources to meet demand, and mitigate disruptions such as misconfigurations or transient network issues?
Reliability
Which pillar of Operational Excellence focuses on the ability to us compute resources efficiently to meet system requirements and to maintain that efficiency as demand changes and technologies evolve?
Performance Efficiency
Which pillar of Operational Excellence focuses on the ability to avoid or eliminate unneeded costs or suboptimal resources?
Cost Optimization
Which AWS service provides the ability to set custom budgets that alert you when your costs or usage exceed your budgeted amount?
AWS Budgets
Which AWS service is a managed cloud service that lets connected devices easily and securely interact with cloud applications and other devices?
IoT Core
Which AWS service can support billions of devices and trillions of messages, and can process and route those messages to AWS endpoints and to other devices reliably and securely?
IoT Core
Which AWS service provides protection from DDoS attacks on websites and assistance from AWS experts during such events?
AWS Shield Advance
Which AWS service provides enhanced detection and includes specialized support team (AWS DDoS Response Team (DRT)) for customers on Enterprise or Business Support Plans? These teams can be engaged before, during or after an attack.
AWS Shield Advance
What are the app-facing components of the AWS serverless infrastructure?
AWS Lambda & Amazon API Gateway
Which entity helps an organization design, build, and manage their workloads on AWS?
APN Consulting Partners
Which AWS service has a physical server with EC2 instance capacity dedicated to one user that allows an organization to bring their own licensing on host hardware that is physically isolated from other AWS accounts?
EC2 Dedicated Host
Which AWS service enables customers to rapidly deploy a popular IT solution and start using it immediately; these accelerators reduce hundreds of manual procedures into just a few steps?
AWS Quick Start Reference Deployments
What are the four HTTP Response Status Codes?
HTTP 200 - successful upload
HTTP 300 - Redirection
HTTP 400 - Client Error
HTTP 500 - Server Error
Company using AWS CLI and programmatic access to AWS resources from its on premises network. What is a mandatory requirement in this scenario.
Using AWS access key and a secret key
What type of cloud computing service do AWS Elastic Beanstalk and Amazon RDS correspond to?
Platform as a Service
A web application is running on AWS has been receiving malicious requests from the same set of IP addresses. Which AWS service can help secure the application and block the malicious traffic?
AWS WAF
Which AWS service can assist with coordinating tasks across distributed application components?
Amazon Simple Workflow Service (SWS)
A startup eCommerce company needs to quickly deliver new website features in an iterative manner, minimizing time to market. Which AWS Cloud feature allows this?
Agility
You company recently migrated to AWS. How can your CTO monitor the organization’s cost?
AWS Cost Explorer
Which AWS service offer user pools and identity pools?
Amazon Cognito
Which AWS service provides a fast, reliable graph database service that makes it easy to build and run applications that work with highly connected datasets?
Amazon Neptune
Which AWS service can you use to install a third-party database?
Amazon EC2
A Cloud Practitioner wants to build an application stack that will be highly elastic. What AWS services can be used that don’t require you to make any capacity decisions upfront?
Amazon S3
AWS Lambda
Which cloud computing model gives the IT department the highest level of flexibility and management control?
Infrastructure as a Service (IaaS)
Which AWS tools can be used for automation?
AWS CloudFormation
AWS Elastic Beanstalk
Which service can be used to easily create multiple accounts?
AWS Organizations
When using IAM, what authentication methods are available to use?
Server Certificates
Access Keys
Which of the options below are recommendations in the performance efficiency pillar of the well-architected framework?
Democratize advance technologies
Use serverless architectures
Which AWS Support Plan provides access to architectural and operational reviews, as well as 24/7 access to Cloud Support Engineers through email, online chat, and phone?
Enterprise
To gain greater discounts, which services can be reserved?
Amazon RedShift
Amazon DynamoDB
Which AWS services can be used as infrastructure automation tools?
AWS CloudFormation
AWS OpsWorks
Which of the below AWS services supports automated backups as a default configuration?
Amazon RDS
To ensure the security of you AWS account, what are two AWS best practices for managing access keys?
Where possible, use IAM roles with temporary security credentials
Don’t generate an access key for the root account user
You are concerned that you may be getting close to some of the default service limits for several AWS services. What AWS tool can be used to display current usage and limits?
AWS Trusted Advisor
Which team is available to support AWS customers on an Enterprise support plan with account issues?
AWS Concierge
Which AWS service lets you add sign up, sign-in and access control to web and mobile apps?
Amazon Cognito
What are the fundamental charges for Elastic Block Store (EBS) volumes?
Provisioned IOPS
The amount of data storage provisioned
Which type of security control can be used to deny network access from a specific IP address?
Network ACL
Which types of monitoring can Amazon CloudWatch be used for?
Application Performance
Operational Health
When using Amazon RDS databases, which items are you charged for?
Multi-AZ
Outbound data transfer
A cloud practitioner needs to decrease application latency and increase performance for globally distributed users. Which services can assist?
Amazon S3
Amazon CloudFront
What is the name of the AWS managed Docker registry service used by the Amazon Elastic Container Service (ECS)?
Elastic Container Registry
What are the benefits of using IAM roles for applications that run on EC2 instances?
It is easier to manage IAM roles
More secure than storing access keys within applications
What are the primary benefits of using AWS Elastic Load Balancing?
High availability
Elasticity
What offerings are included in the Amazon LightSail product set?
Virtual Private Server
Managed MySQL database
Assuming you have configured them correctly, which AWS services can scale automatically without intervention?
Amazon DynamoDB
Amazon S3
A Cloud Practitioner needs to rapidly deploy a popular IT solution and start using it immediately. What should the Cloud Practitioner use?
AWS Quick Start reference deployments
Which AWS support plan provides email only support by Cloud Support Associates?
Developer
Which type of AWS database is ideally suited to analytics using SQL queries?
Amazon RedShift
What are the methods available for scaling an Amazon RDS database?
You can scale up by increasing storage capacity
You can scale up by moving to a larger instance size
According to the AWS Well-Architected Framework, what change management steps should be taken to achieve reliability in the AWS Cloud?
Use AWS CloudTrail to record AWS API calls into an auditable log file
Use AWS Config to generate an inventory of AWS resources
To reduce costs, which of the following services support reservations?
Amazon RedShift
Amazon ElastiCache
Which AWS service is designed to be used for operational analytics?
Amazon Elasticsearch Service
