What is AWS service that can be attached to EC2 Instances to store data?

When it comes to attaching storage to Amazon EC2 instances, there are several options available. Here are the common types of storage that can be attached to EC2 instances:

Amazon Elastic Block Store (EBS):

EBS provides block-level storage volumes that can be attached to EC2 instances. These volumes are network-attached and persist independently from the life of an instance. EBS volumes are suitable for use as the root device, where the operating system is installed, or for additional data storage. They are often used for databases, file systems, and applications that require persistent storage.

Instance Store (Ephemeral Storage):

EC2 instances may come with instance store volumes, also known as ephemeral storage. Unlike EBS volumes, instance store volumes are physically attached to the host computer and are temporary.  Instance store volumes are ideal for temporary data, cache, and scratch files. However, data on instance store volumes is lost if the instance is stopped or terminated.

Amazon Elastic File System (EFS):

EFS is a scalable and fully managed file storage service that can be mounted on multiple EC2 instances simultaneously. It provides a file system that grows and shrinks automatically as files are added or removed.  EFS is suitable for shared data and file storage scenarios where multiple EC2 instances need to access the same data concurrently. It's commonly used for content management systems, development environments, and shared data repositories.

Amazon S3 (Simple Storage Service)

While not directly attached to EC2 instances like EBS or instance store, S3 is an object storage service that provides scalable storage for web applications. EC2 instances can interact with S3 using the AWS SDKs or AWS Command Line Interface (CLI).  S3 is commonly used for storing and retrieving large amounts of unstructured data, such as images, videos, and backups. EC2 instances can access data in S3 for various purposes.

Network File System (NFS) Shares or Other Network-Attached Storage (NAS) Solutions

EC2 instances can connect to external NFS shares or other NAS solutions for shared file storage. This involves configuring the appropriate network and security settings.  NFS shares or other NAS solutions can be used for scenarios where centralized, shared storage is required across multiple EC2 instances.

The choice of storage solution depends on your specific use case, performance requirements, and data persistence needs. EBS is commonly used for general-purpose storage, while instance store is suitable for temporary data. EFS and S3 are often chosen for shared and scalable storage solutions.

So if you are looking for the answer to the question "Which of the following can be attached to EC2 Instances to store data?" I hope you have got the answer