Mention the advantages of online storage devices over traditional physical devices. Also, mention at least three online storage providers and their features.

Online storage devices are;

1. Simple to use

2. Easily accessible

3. and are always available

Three online storage providers include;

1. Dropbox

2. Google Drive

3. Microsoft OneDrive

Explanation:

Online storage devices also known as cloud storage devices are software applications used in storing files online. These storage devices are good because;

1. they are not so complicated to use, so files can be easily stored on them and shared with other people.

2. they can be easily accessed from any location so long as there is access to the internet.

3. they are always available so long as they are properly stored. They can be accessed anytime a user wishes to.

Three online storage providers and their features include;

1. Dropbox: File storage, large file sharing, 256-bit AES encryption security, can access any device, can organize and backup files, provides automatic updates, synchronization, can be accessed offline, link-sharing.

2. Microsoft OneDrive:  Integration of Microsoft office, file storage, file sharing to social media site, multimedia uploads, Browsing animated GIF's, Real time co authoring, Desktop synchronization.

3.  Google Drive: Built to work with google, 15 GB of free storage, works with email attachments, photos and videos, can be upgraded to Google One,document scanning, file sharing and storage.

answer; i believe the correct answer is (a) all trenches must have access/egress;