Azure Zero to Hero Day β 1
Exploring the Marvels of Cloud Computing π
π€ What is Cloud?
Cloud is a virtual wonderland where your files dance, software orchestrates, and myriad services await your command over the internet. Imagine a mighty computer in the vast web, at your service for tasks, eliminating the need for hardware ownership or physical management.
π Understanding Cloud Computing
Cloud computing is a technological marvel delivering computing services through the internet. Users harness resources, applications, and storage without the burden of physical infrastructure. Services can be summoned from third-party providers (public cloud) or an organizationβs personal servers (private cloud), nestled in global data havens.
π Public Cloud:
- Who Uses It: Everyone, from individuals to businesses and organizations.
- What Itβs Like: Envision a colossal, shared online computer space β like performing tasks, storing files, or using apps on the internet, accessible to all.
- Example: Think of Google Drive, Amazon Web Services (AWS), Azure, or GCP.
π Private Cloud:
- Who Uses It: Exclusive to one organization or business.
- What Itβs Like: Picture having your own digital haven, a private computer space accessible only to you and your team β no unexpected visitors allowed.
- Example: Companies relying on their own servers, government organizations, and banks.
π Hybrid Cloud:
- Who Uses It: A mix of everyone, depending on needs.
- What Itβs Like: Your private digital sanctuary, occasionally embracing the shared internet space for specific tasks or additional storage.
- Example: Businesses securing sensitive data in their private space but utilizing the public cloud for extra storage or specific tasks.
Terminology in Cloud Computing
π Virtualization:
Virtualization is crafting a virtual instance of a system component β efficiently utilizing and managing resources by running multiple instances on a single physical infrastructure.
π» Virtual Machine (VM):
A Virtual Machine is a software-based emulation of a physical computer β empowering the execution of multiple operating systems on a single physical machine.
π€ API (Application Programming Interface):
API is a set of rules and protocols facilitating communication between different software applications β defining how software components should interact.
π Regions:
Regions in cloud computing are geographic locations housing data centers β each region comprising multiple data sanctuaries.
π° Availability Zones:
Availability Zones are isolated locations within a region, equipped with independent power, cooling, and networking β designed to ensure high availability and fault tolerance.
βοΈ Scalability:
Scalability is a systemβs ability to handle increasing work or expand to accommodate growth.
π± Elasticity:
Elasticity in cloud computing refers to dynamically scaling resources based on demand.
π Agility:
Agility is the nimble adaptation to changes β cloud computingβs rapid deployment of resources and applications.
π High Availability (HA):
High Availability ensures a system or application is operational and accessible for a significant portion of time, typically 99.9% or higher.
βοΈ Fault Tolerance:
Fault Tolerance is a systemβs ability to operate without interruption in the face of hardware or software failures.
π Disaster Recovery:
Disaster Recovery involves planning and processes for restoring data and systems after a natural or human-induced disaster.
βοΈ Load Balancing:
Load Balancing is the art of distributing network traffic or computing workload across multiple servers β ensuring no single server is overwhelmed.
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Written by
Mudit Mathur
Mudit Mathur
Mudit Mathur is an experienced DevOps Engineer with expertise in AWS, CI/CD, and automation. He delivers tangible results by streamlining processes and fostering collaboration. Reach out to him at linkedin.com/in/mudit-mathur-535786146 or muditmathur121@gmail.com for efficient DevOps solutions.