What is cloud computing in computer science?

What is the definition of cloud computing?

The cloud computing can be defined as a computer system model that allows you to access shared resources. Thanks to this service, you can access servers, applications, and other functionalities via the Internet. It makes data storage and processing easier. 

Indeed, the cloud computing offers you the possibility of using resources on demand. This prevents you from cluttering yourself with old on-premises servers or other underlying infrastructure for storage. Thus, you have more flexibility, especially in terms of performance and accessibility. 

In other words, it involves remote servers offered and managed by cloud service providers. They allow the aggregation of client information as well as the execution of programs in a scalable and flexible manner.  

How does cloud computing work in IT?

The operation of cloud computing is based on providing services through three main models: 

• Infrastructure as a Service (IaaS);
• Platform as a Service (PaaS);
• Software as a Service (SaaS).

These models allow you to choose the level of management and control you wish to have over your resources.

IaaS or Infrastructure as a Service provides access to physical resources such as virtual servers and storage. 

PaaS or Platform as a Service, on the other hand, offers a complete development environment. This service includes, among other things, tools and services to facilitate the creation of applications. 

Finally, SaaS or Software as a Service offers you complete applications ready for use via the Internet.

What are the advantages offered by cloud computing?

The cloud computing offers many advantages for both businesses and individuals. The first concerns flexibility. Everyone has the ability to adjust their resources according to their changing needs. 

It is also a way to cut costs and make significant savings. It prevents companies from spending a lot of money on expensive infrastructure. 

Moreover, the scalability of cloud computing allows you to move things forward quickly when necessary. This is relevant in the context of developing a project. Thanks to universal access, you can easily consult your data and open your applications anywhere in the world.

Cloud computing has key features, including on-demand access. It allows you to use it without interruption and according to your needs without requiring a significant initial investment. 

Furthermore, there is the sharing of resources, which encourages collective use, allowing for savings and better efficiency. You can also easily adjust the size of the system according to fluctuating needs.

What are the jobs related to cloud computing?

With the boom of cloud computing, there is a growing demand for qualified professionals in this field. The sectors are very diverse. Among the cloud computing jobs, the most in-demand are: 

• Cloud Architect: this is the person who designs and oversees the plans for the cloud;
• DevOps Engineer: they manage the deployment and maintenance of applications;
• Cloud Systems Administrator: this is the guardian of cloud infrastructures.

In addition to these three key jobs, there are many other roles related to cloud computing. This includes the Cloud Consultant, who is responsible for advising companies on how to implement cloud computing. There is also the Cloud Security Specialist who ensures the safety and security of cloud systems. 

Additionally, you have the Cloud Network Engineer, the network engineer responsible for designing and maintaining the infrastructure. The Cloud Software Developer and the Cloud Sales Executive are also part of this group.