MCQ IN COMPUTER SCIENCE & ENGINEERING

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COMPUTER SCIENCE AND ENGINEERING

CLOUD COMPUTING

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A company has a set of EC2 Linux based instances hosted in AWS. There is a need to have a standard file interface for files to be used across all Linux based instances. Which of the following can be used for this purpose?
A
Consider using the Simple Storage Service.
B
Consider using Amazon Glacier.
C
Consider using AWS RDS.
D
Consider using AWS EFS.
Explanation: 

Detailed explanation-1: -Which EC2 Storage would you use to create a shared network file system for your EC2 Instances? Amazon EFS-Elastic File System is a fully managed service that makes it easy to set up, scale, and cost-optimise file storage in the Amazon Cloud.

Detailed explanation-2: -With Elastic File System (EFS), you can share data between multiple EC2 instances and your data is replicated between multiple Availability Zones (AZ). EFS is based on the NFSv4. 1 protocol, which allows you to mount it like any other file system.

Detailed explanation-3: -EFS is a file storage service for use with Amazon compute (EC2, containers, serverless) and on-premises servers. EFS provides a file system interface, file system access semantics (such as strong consistency and file locking), and concurrently accessible storage for up to thousands of EC2 instances.

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