Question

Identify 4 cloud service providers and give the required criteria provided below for each of the 4 cloud services. Which provider would you select for a GIS development? Why?

• Provider
• Service Model: IAAS/ PAAS
• Deployment Model: Public Cloud, Private Cloud, Hybrid
• Virtual Machine Size: Max CPU, Max Mem
• Operating Systems
• Uptime (availability)
• Security
• Location of servers
• Application services
• Database services

Answer 1

1.Provider : Amazon

• Service Model: IAAS
• Deployment Model: Public Cloud
• Virtual Machine Size: Max CPU, Max Mem : 3.1 Ghz , 24TB
• Operating Systems : Windows Server 2012, 2019, CentOS, Redhat OS, Debian, Ubuntu, Linux etc
• Uptime (availability) : 99.99 percent
• Security :Amaxon EC2 uses Elastic Network Interfaces (ENIs) that provide network connectivity to an Amazon Virtual Private Cloud (Amazon VPC) subnet.ach ENI is protected by one or more security groups that act as stateful virtual firewalls, a stateless network access control list (ACL), and subnet route table rules.
• Location of servers : AWS is present in 54 locations across world wide
• Application services : Business Applications, IOT, Machine learning, Developer Tools, Compute, Database, Storage, Gametechs.
• Database services : Supports all kinds of Databases including RD, Key Value, Column Database, In memory Databases etc

2. Digital Ocean:

• Service Model: IAA
• Deployment Model: Public Cloud
• Virtual Machine Size: 3.2 gHZ, 3,840 GB
• Operating Systems : Ubuntu, Centos, Fedora, Debian, CoreOS
• Uptime (availability) : 99.99%
• Security : Firewall mechanism for users
• Location of servers : Most of their data centers resides in Amsterdam, Bangalore, Frankfurt, London, New York, San Francisco, Singapore, and Toronto
• Application services : Developer tools, Frameworks
• Database services : Mongo DB, MySQL.

3. Microsoft Azure :

• Service Model: PaaS
• Deployment Model: Public Cloud
• Virtual Machine Size: 3.3 Ghz, 224GB
• Operating Systems : Linux, CentOs, Windows server 2012,2019
• Uptime (availability) : 99.99%
• Security : It provides integrated security monitoring and policy management across your Azure subscriptions, helps detect threats that might otherwise go unnoticed, and works with a broad ecosystem of security solutions.
• Location of servers : Germany, Switzerland, United Arab Emirates, South Africa, Australia, France, Government, China.
• Application services : Azure supports all applications delevelopment tools with all modern technologies
• Databases : SQL, Postgres SQL

I prefer AMAZON web services due to its pricing point , scalabilty, vast mem and CPU power.