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What is Distributed Computing?

What is Distributed Computing?

In the field of Cloud Computing, distributed computing harnesses the collective power of interconnected computers or nodes to solve complex computational problems more effectively. By breaking down tasks into smaller parts and distributing them across a network, distributed computing offers increased scalability, fault tolerance, and resource utilization. Here, we will delve into the fundamental principles of distributed computing and uncover its remarkable potential.

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What is Distributed Computing?

Distributed computing is a computing concept that leverages the combined power of multiple interconnected computers to collaborate on a shared task. Unlike traditional computing, which relies on a single central machine, distributed systems distribute the workload across numerous interconnected nodes. 

This approach brings several benefits, including heightened processing capabilities, improved resilience against failures, and an enhanced ability to handle larger workloads. By breaking down tasks into smaller components and distributing them across the network, distributed computing enables swifter and more efficient processing. 

It finds extensive application in high-performance computing, big data processing, and content delivery networks, revolutionizing our approach to complex computational challenges.

Types of Distributed Computing Architecture

Types of Distributed Computing Architecture

It is vital to possess a thorough comprehension of the different distributed computing architectures to grasp how computers collaborate in a distributed environment. Let us study the various architectures that are commonly employed, exploring their usage and characteristics: 

  • Client-Server Architecture
    The Client-Server Architecture is widely utilized in distributed computing. It involves a central server that oversees and assigns tasks to multiple client devices. Clients, also referred to as front-end systems, make requests for resources or services from the server. The server, acting as the back-end system, processes these requests and delivers the required data or functionality. This architecture is commonly seen in web applications, database management systems, and file servers.
  • Three-Tier Architecture
    The Three-Tier Architecture, also known as multitier architecture, divides an application into three distinct layers: the presentation layer, the application logic layer, and the data storage layer. The presentation layer, or client tier, handles user interfaces and interactions. The application logic layer, or middle tier, manages the application’s business logic and rules. The data storage layer, or back-end tier, stores and retrieves data from databases or other storage systems. This architecture promotes modularity, scalability, and ease of maintenance.
  • N-Tier Architecture
    The N-Tier Architecture builds upon the three-tier architecture by extending the number of layers. This model divides the application into multiple tiers or layers, each with specific responsibilities and functionalities. This allows for greater flexibility and scalability. Additional tiers may include specialized business logic, caching, message queues, or external service layers. N-tier architecture is commonly used in complex enterprise applications and systems that require high scalability, modularity, and performance.
  • Peer-to-Peer Architecture
    The Peer-to-Peer (P2P) Architecture is a distributed computing model that operates decentralized, allowing every network node to function both as a client and a server. In a P2P network, each node has the ability to request resources or services while also providing resources to other nodes. This architecture eliminates the reliance on a central server and facilitates distributed collaboration among all nodes. P2P architecture finds common applications in file-sharing, distributed storage, and decentralized applications, enabling direct communication and resource sharing between peers.

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Distributed Computing Use Cases

Distributed Computing Use Cases

Let’s delve into several ways in which various industries leverage high-performance distributed computing use cases.

Engineering Research
Engineers leverage distributed systems to conduct simulations and research on intricate principles of physics and mechanics. This research is essential for enhancing product design, constructing complex structures, and developing faster vehicles. Some notable examples include:

  • Research in computational fluid dynamics centers around the examination of liquid behavior and its application to enhance the design of aircraft and car racing, resulting in improved aerodynamics and fuel efficiency.
  • Computer-aided engineering heavily relies on simulation tools that require significant computational power to test and enhance various aspects of engineering processes, electronics, and consumer goods, guaranteeing safety, efficiency, and dependability.

Financial Services:
Financial services companies make use of distributed systems to carry out rapid economic simulations. These simulations help evaluate portfolio risks, forecast market trends, and facilitate well-informed financial decision-making. By harnessing the capabilities of distributed systems, these firms can do the following:

  • Provide cost-effective, customized insurance premiums that cater to the specific needs of each customer
  • Employ distributed databases to securely manage a large number of financial transactions, guaranteeing the integrity of the data and offering protection against fraudulent activities.

Energy and Environment:
Energy companies extensively analyze enormous datasets to enhance operations and shift towards sustainable, climate-friendly solutions. Distributed systems play a vital role in efficiently processing and analyzing large volumes of data streams originating from sensors and intelligent devices. Several applications of distributed systems in this context are as follows:

  • They scream and consolidate seismic data to inform the structural design of power plants, guaranteeing their durability and safety.
  • Real-time monitoring of oil wells to proactively manage risks and optimize production efficiency

Healthcare and Life Sciences:
In healthcare and life sciences, distributed computing enables complex life science data modeling and simulation, accelerating research and analysis processes. Notable use cases include the following:

  • Accelerating structure-based drug design by visualizing molecular models in three dimensions expedites the discovery and development of new drugs.
  • Reducing processing times for genomic data analysis and providing early information on diseases such as cancer, Alzheimer’s, etc.
  • Developing intelligent systems that aid doctors in diagnosing patients by processing and analyzing a vast volume of complex medical images, such as MRIs, X-rays, and CT scans.

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Benefits of Distributed Computing

Distributed computing presents numerous advantages that make it a valuable approach across diverse fields. Now, let’s explore a few of the significant benefits it offers:

  • Increased Processing Power: By harnessing the collective computing power of multiple machines, distributed computing enables faster and more efficient processing of complex tasks. This enhanced processing capability allows for quicker data analysis, simulations, and computations, empowering industries to tackle large-scale problems and achieve faster results.
  • Improved Fault Tolerance: Distributed systems are designed with redundancy and fault tolerance in mind. If one machine or node fails, the workload can be automatically rerouted to other functioning nodes, ensuring uninterrupted operation. This resilience minimizes the impact of hardware failures, software glitches, or network disruptions, resulting in increased system availability and reliability.
  • Enhanced Scalability: Distributed computing offers excellent scalability, allowing systems to handle growing workloads and adapt to changing demands. Additional machines or nodes can be easily added to the network, expanding the system’s processing capacity without requiring major architectural changes. This scalability enables businesses to accommodate increasing data volumes, user traffic, and computational requirements without compromising performance.
  • Resource Efficiency: By distributing tasks across multiple machines, distributed computing optimizes resource utilization. Each machine can contribute its processing power, memory, and storage capacity to the overall system, maximizing efficiency and reducing idle resources. This resource optimization leads to cost savings as organizations can achieve high-performance levels without needing expensive dedicated hardware.
  • Support for Large-Scale Data Processing: In the era of big data, distributed computing is essential for processing and analyzing massive datasets. Distributed frameworks and algorithms, such as MapReduce and parallel processing, enable efficient data handling and analysis, unlocking valuable insights from vast volumes of information. This capability is instrumental in industries like finance, healthcare, and e-commerce, where data-driven decision-making is critical.

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Conclusion

In conclusion, distributed computing is a powerful paradigm that allows efficient and scalable data processing across multiple interconnected computers. By breaking down complex tasks into smaller subtasks and distributing them among a network of machines, distributed computing enables faster computations, improved fault tolerance, and enhanced resource utilization. From cloud computing to big data analytics, distributed computing is crucial to modern technology and holds immense potential for solving complex problems.

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About the Author

Application Architect

Rupinder is a certified IT expert in AWS and Azure, working as a DevOps Architect and specializing in cloud and infrastructure. He designs and builds entire IT setups for important apps in banking, insurance, and finance.