AWS Questions and Answers with Complete Solutions

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AWS Questions and Answers with Complete Solutions AWS (Amazon Web Services) ✔✔a subsidiary of Amazon.com that provides on-demand cloud computing platforms. They include Amazon Elastic Compute C ... loud, also known as "EC2", and Amazon Simple Storage Service, also known as "S3" S3 (Simple Storage Service) ✔✔is a web service offered by Amazon Web Services. It provides storage through web services interfaces web service ✔✔is a service offered by an electronic device to another electronic device, communicating with each other via the World Wide Web interface ✔✔Is a shared boundary across which two separate components of a computer system exchange information EC2 (Amazon Elastic Compute Cloud) ✔✔is a virtual computing environment, that enables customers to use Web service interfaces to launch instances with a variety of operating systems, load them with your custom applications, manage your network's access permissions, and run your image using as many or few systems as you need. RDS (Amazon Relational Database Service) ✔✔is a fully-managed SQL database service. It offers an array of database engine choices to help with database management tasks such as migration, backup, recovery and patching. ECR (Amazon EC2 Container Registry) ✔✔is a managed AWS Docker registry service. Customers can use the familiar Docker CLI to push, pull, and manage images. CLI (command line interface) ✔✔is a user interface to a computer's operating system or an application in which the user responds to a visual prompt by typing in a command on a specified line, receives a response back from the system, and then enters another command, and so forth. Docker ✔✔is an open platform for developers and sysadmins to build, ship, and run distributed applications, whether on laptops, data center VMs, or the cloud. ECS (Amazon EC2 Container Service) ✔✔is container management service that supports Docker containers and allows you to easily run applications on a managed cluster of Amazon EC2 instances Lightsail ✔✔In it a virtual machine, SSD-based storage, data transfer, DNS management, and a static IP are all offered as a package. Whereas in normal case you provision an EC2 instance and then setup the rest of these things Domain Name Servers (DNS) ✔✔is a hierarchical decentralized naming system for computers, services, or other resources connected to the Internet or a private network. It is the Internet's equivalent of a phone book. It maintains a directory of domain names and translate them to Internet Protocol (IP) addresses. Amazon Virtual Private Cloud (VPC) ✔✔is a commercial cloud computing service that provides users a virtual private cloud, by provisioning a logically isolated section of Amazon Web Services (AWS) Cloud AWS Batch ✔✔job definitions specify how jobs are to be run. While each job must reference a job definition, many of the parameters that are specified in the job definition can be overridden at run time. AWS Elastic Beanstalk ✔✔is a cloud deployment and provisioning service that automates the process of getting applications set up on the Amazon Web Services (AWS) infrastructure AWS Lambda ✔✔is a compute service that lets you run code without provisioning or managing servers. It executes your code only when needed and scales automatically, from a few requests per day to thousands per second autoscaling ✔✔is a method used in cloud computing, whereby the amount of computational resources in a server farm, typically measured in terms of the number of active servers, scales automatically based on the load on the farm Amazon Elastic Block Store (Amazon EBS) ✔✔provides raw block-level storage that can be attached to Amazon EC2 instances. These block devices can then be used like any raw block device. In a typical use case, this would include formatting the device with a filesystem and mounting said filesystem Amazon Glacier ✔✔is a low-cost cloud storage service for data with longer retrieval times offered by Amazon Web Services (AWS). A developer uses a cold data cloud service such as this to move infrequently accessed data to archival storage to save money on storage costs. Amazon Elastic File System (Amazon EFS) ✔✔file storage for use with Amazon EC2 instances in the AWS Cloud. When mounted on Amazon EC2 instances, an Amazon this system provides a standard file system interface. AWS Storage Gateway ✔✔is a hybrid storage service that enables your on-premises applications to seamlessly use storage in the AWS Cloud. You can use the service for backup and archiving, disaster recovery, cloud bursting, storage tiering, and migration. AWS Snowball ✔✔is a service that accelerates transferring large amounts of data into and out of AWS using physical storage appliances, bypassing the Internet. AWS Snowball Edge ✔✔is a 100TB data transfer device with on-board storage and compute capabilities. AWS Snowmobile ✔✔is an Exabyte-scale data transfer service used to move extremely large amounts of data to AWS. You can transfer up to 100PB per Snowmobile, a 45-foot long ruggedized shipping container, pulled by a semi-trailer truck Amazon Aurora ✔✔is a MySQL and PostgreSQL-compatible relational database engine that combines the speed and availability of high-end commercial databases with the simplicity and cost-effectiveness of open source databases. Amazon DynamoDB ✔✔is a fully managed proprietary NoSQL database services that is offered by Amazon.com as part of the Amazon Web Services portfolio.It exposes a similar data model and derives its name from Dynamo, but has a different underlying implementation. [Show More]

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