Cloud storageChau Ting Fong(13206117)

Chung Hiu Ngan(13208446)

Ng Ka Yi(13208446) 04/10/2023

content

Introduction

Examples

Advantages

Potential concerns

Survey results

conclusion

Introduction—what is cloud storage?

DENFINITION

Simple term that refers to online space that you can use to store your data.

Another way for keeping a backup of your files.

Introduction-background

• Is a model of networked enterprise storage.• Data stored in virtualized pool which hosted by third

parties.• Hosting companies operate large data centre.• People have to buy or lease storage capacity from the

hosting companies.• The data may span across multiple servers and multiple

locations.

Introduction-background

• Files-hosting service• Internet hosting service specifically designed to host user

files.• It allows users to upload files that could then be accessed

over the internet from a different computer, tablet, smart phone or other networked device, by the same user or possibly by other users, after a password or other authentication is provided.

YouTube-what is cloud storage?

Introduction--history

• Invented by Joseph Robnett Licklider in the 1960s• He refers to a cloud “ that does all the heavy thinking for

everybody” in this book “sirens of titan” published in1959.

• In the sixties, it has been slowly developing, until the nineties with the appearance of Web 2.0 .

Examples

DropBox Window live skydrive Box.net

Google drives justCloud.com memopal

advantages

economical

• Some cloud storage services are free of charge.

• The cost is cheaper than using external hard drives or backup tapes for backing up data.

convenient

• Can open the file everywhere without saving the data in external hard drives.

Space saving

• It’s invisible, without physical presence. It doesn’t take up space.

Potential concerns

Have the risk of unauthorized physical access to the data

Is a rich resource for both hackers and national security agency.

Opssible for other customers to access your data when sharing storage and network with manyother users.

For average user of the computer and internet, the cost may outweigh its benefits.

Online survey

• Target: public• Information: opinion on cloud storage• Site:

https://qtrial.qualtrics.com/SE/?SID=SV_dcAcYJ7T7rmwBKJ

Survey results

1-3 years Less than 6 months

Between 6 months and a

year

4 years or above I never use cloud storage service

before

0

2

4

6

8

10

12

How long has you been using cloud storage?

1-3 years

Less than 6 months

Between 6 months and a year

4 years or above

I never use cloud storage service before

Survey results

What workloads are you comfortable running in a cloud envi-ronment?

Primary Storage

Storage capacity bursting

Second copy or backup data

Long term archive

Replace centralized storage with dis-tributed access

Email

Other