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What is Cloud Computing: Definition, Career & Scope

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28th Aug, 2022
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What is Cloud Computing: Definition, Career & Scope

Cloud computing is the mechanism through which computer services, including servers, storage, databases, networking, software, analytics, and intelligence, are delivered or supplied through the Internet to bring faster innovation, more flexible resources, and economies of scale. You generally pay just for the cloud services you use, lowering your operational expenses, allowing you to manage your infrastructure more effectively, and allowing you to grow as your company needs evolve.

A cloud may be both private and public. Anyone with an internet connection can be sold public cloud services. However, private cloud infrastructure is a network or data center that provides hosted services to a limited number of users with restricted access and rights. The purpose of cloud computing, whether private or public, is to give simple, scalable access to computer resources and IT services.

Cloud infrastructure refers to the hardware and software components required to properly implement a cloud computing system. Cloud computing is also known as utility computing and on-demand computing.

Here are some cloud computing examples: Dropbox, Salesforce, Cisco Webex, etc

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What is Cloud computing?

Cloud computing can be defined as the delivery of various services through the Internet. Tools and applications such as data storage, servers, databases, networking, and software are examples of these resources.

What are the types of Cloud Services?

 There are mainly three types of Cloud Computing. They have been explained below:

  1. IaaS

 IaaS could be referred to as a cloud service provider managing your infrastructure—the real servers, network, virtualization, and data storage—via an internet connection. The user gains access via an API or dashboard and essentially leases the infrastructure.  The user handles things like the operating system, applications, and middleware. In contrast, the provider manages every hardware, networking, hard drive, data storage, and server, as well as outages, repairs, and hardware concerns. This is the most common deployment type used by cloud storage providers.

 Here are some examples of IaaS: DigitalOcean, Rackspace, Amazon Web Services (AWS), Linode, Microsoft Azure, Google Compute Engine (GCE), and Cisco Metacloud.

  1. PaaS

 PaaS refers to the provision and management of hardware and an application-software platform by a third-party cloud service provider. However, the user is responsible for the applications that run on top of the platform and the data on which the apps rely. PaaS, which developers and programmers mostly use, provides users with a standard cloud service for application development and administration without creating and maintaining the infrastructure generally involved with the process.

 Here are some examples of PaaS: AWS Elastic Beanstalk, Google App Engine, Microsoft Azure Web Apps, and Google Cloud SQL.

  1. SaaS

 SaaS is a service that provides its consumers with a software application that the cloud service provider manages. SaaS apps are often online applications or mobile applications that consumers may access using a web browser. The user is responsible for software updates, bug patches, and other fundamental software maintenance, and they connect to cloud apps via a dashboard or API. SaaS also eliminates the requirement for each user’s computer to have an app downloaded locally, allowing for team access to the program.

 Here are some examples of SaaS: Microsoft Office365, Google GSuite, Salesforce, DocuSign, MailChimp, Dropbox, and Slack.

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 A Career in Cloud Computing

  1. Cloud Administrator

 Cloud automation experts are needed to create, install, and manage automation technology since it relocates to the cloud as the world becomes more automated. It relieves human employees of repetitive activities through automation.

  1. Cloud Consultant

 A cloud consultant is an expert in cloud technology who advises businesses searching for cloud-based products. Typically, a specialist will examine a company’s requirements and recommend software and equipment to best satisfy that firm’s technical and financial requirements. A cloud consultant may also assist with the cloud move by developing migration strategies and identifying relevant platforms. In addition, consultants may be required to assist in tailoring a company’s cloud presence on occasion. Thus, they should be well-versed in both broad and in-depth understanding of the leading cloud platforms.

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  1. Cloud Engineer

 Cloud engineers are information technology specialists who develop, deploy and maintain cloud-based solutions for enterprises. They create and deploy cloud applications, transfer on-premises applications to the cloud, and troubleshoot cloud stacks.

  1. Cloud Security Analyst

 These individuals are responsible for the safety of their organization’s Cloud systems, including evaluating possible risks and recommending best-fit technology to improve Cloud security.

  1. Cloud Architect

 These are the individuals in charge of implementing their company’s entire cloud strategy. They analyze the business needs and design appropriate solutions utilizing suitable cloud services.

 Scope in the field of Cloud Computing

 Cloud computing benefits every business in many ways. It allows for easy information retrieval, offers virtual storage space, and handles backup difficulties. It also protects against illegal access and data loss. It enables businesses to save significantly on services and infrastructure for data storage, software licensing, servers, and hardware. With such enormous relevance in the technical arena, the future of cloud computing has become a critical problem to be addressed. Cloud computing has snowballed over the years, owing to the increasing dependence of large organizations on this technology.

Advantages of Cloud Computing

  1. Security

 Many businesses are concerned about security when using a cloud computing solution. A cloud host’s full-time duty is to closely monitor security, which is much more efficient than a traditional in-house system, in which an organization must split its efforts among a plethora of IT problems – security is just one of them. The encryption of data transported over networks and kept in databases is the key to this increased security. By encrypting your data, hackers and anyone not authorized to view it are less likely to gain access to it. As an extra security step, most cloud-based services allow you to configure various security settings based on the user.

  1. Innovation
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 Business growth is inextricably linked to innovation. Using old technology might limit an organization’s capacity to try out new solutions and deploy such solutions on a large scale. Combating back-end performance issues may be complex, particularly in the world of online applications. Using the cloud as a foundation for innovation can result in higher performance, cheaper costs, and enhanced agility.

  1. Sustainability

 Given the current environmental situation, it is no longer sufficient for businesses to set a recycling bin in the breakroom and claim that they are helping the earth. Cloud infrastructures promote environmental stewardship by powering virtual services instead of actual items and hardware, decreasing paper waste, increasing energy efficiency, and lowering emissions produced by commuters, given that employees may use it from anywhere with internet access. 

  1. Cost-Effective

 One of the chief factors why cloud computing is significant for companies is its cost-effectiveness. Although cloud migration can be costly, the best way to tackle the pricing problem isn’t to consider how much money you might just save by migrating.  Assess how much your firm is presently spending on IT services against how much you will spend on the cloud.


Pavan Vadapalli

Blog Author
Director of Engineering @ upGrad. Motivated to leverage technology to solve problems. Seasoned leader for startups and fast moving orgs. Working on solving problems of scale and long term technology strategy.
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Frequently Asked Questions (FAQs)

1What degree is needed to pursue a career in cloud computing?

To pursue a career in cloud computing, one needs to have a bachelor of science in software engineering, data science, computer science, or a similar area that is generally necessary. Computer programming languages are often utilized in cloud-based development, such as Perl, Python, Ruby, PHP, Java, or. NET.

2Why should I consider pursuing a career in cloud computing?

Cloud computing is gaining popularity among organizations, and it has proven especially advantageous for bigger enterprises with global operations. The cloud enables these sophisticated enterprises to have remote access to data and software at any time. This provides cost-effective alternatives that may be scaled to meet the demands of businesses.

3What is the job of cloud engineers?

Cloud engineers are in charge of overseeing an organization's cloud-based systems and operations in general. Setting up architectures utilizing cloud providers like AWS, Microsoft Azure, Google Cloud, and others are examples of particular jobs that fall under this category.

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