Requirements of the File API

Introduction

File or cloud storage services are gaining popularity because they offer cheaper, more reliable storage without the worry of manually managing and upgrading space. We can upload various media, such as photos, videos, documents, and software, to the cloud storage service. The media can be downloaded later when needed. Cloud storage services are designed to be reliable, so users can access their data as is when needed. The most popular cloud storage services today include Google Drive, Microsoft OneDrive, Amazon Drive, Dropbox, and MediaFire.

Let's now see what a file service looks like at an abstract level.

File service

Cloud storage services work by transferring files from one computer system (client) to another (host), which is usually a more powerful computer system with a large storage capacity. From a client's perspective, uploading a file to remote storage may look like a simple API call, as shown below: