Client-server architecture

Definition

Client-server architecture is a computing model that separates tasks between service providers, known as servers, and service requesters, known as clients. This model allows for centralized management of resources and services on the server side while enabling multiple clients to access these services over a network. It supports scalability and flexibility in system design, making it a foundational concept in networking and database management.

5 Must Know Facts For Your Next Test

1. In client-server architecture, the server typically manages resources like databases, applications, and files, while clients utilize these resources through requests.
2. This architecture allows for multiple clients to simultaneously interact with the server, improving efficiency and resource utilization.
3. Security is often enhanced in client-server setups because data and resources are stored centrally on the server, making it easier to implement security measures.
4. Client-server architecture supports different types of clients, including web browsers, mobile applications, and desktop software, which can access server resources over various protocols.
5. This model can be implemented in various network topologies, such as star or mesh configurations, affecting how clients and servers communicate.

Review Questions

• How does client-server architecture enhance resource management compared to peer-to-peer networks?
  • Client-server architecture centralizes resource management on the server side, which allows for better control and allocation of resources compared to peer-to-peer networks where each participant shares their resources. In this model, servers can efficiently manage requests from multiple clients simultaneously, ensuring optimal performance and security. This centralized approach also simplifies maintenance and updates since changes are made on the server rather than individual clients.
• Discuss the impact of client-server architecture on database management systems and how it improves data accessibility.
  • Client-server architecture significantly impacts database management systems by allowing multiple clients to access a centralized database hosted on a server. This setup facilitates improved data accessibility as clients can send queries to the server and receive results efficiently. Additionally, it ensures data integrity and consistency since all transactions occur at a single point rather than across distributed databases, reducing the risk of discrepancies.
• Evaluate the role of network protocols in client-server architecture and their effect on system scalability.
  • Network protocols are crucial in client-server architecture as they establish the rules for communication between clients and servers. Protocols such as HTTP or FTP ensure that data is transmitted reliably and securely. Their effectiveness directly affects system scalability; as more clients connect to the server, efficient protocols enable smooth communication without degrading performance. In this way, scalable designs can accommodate growing user demands while maintaining performance levels.

Related terms

Server: A server is a powerful computer or program that provides data, resources, or services to clients over a network.

Client: A client is a computer or application that requests services or resources from a server in a client-server architecture.

Network Protocol: A set of rules governing the exchange of data between devices in a network, essential for communication in client-server architectures.