Description: A buffer is a temporary storage area for data used to manage the speed difference between two devices or processes. In the context of computing, buffers are essential for optimizing performance and efficiency in data transfer. They act as intermediaries that store data waiting to be processed, allowing a system to continue functioning without interruptions while the transfer of information is completed. Buffers are used in various applications, from real-time audio and video streaming to data transmission in networks. Their size and management are crucial, as a buffer that is too small can lead to data loss, while one that is too large can waste resources. In summary, buffers are fundamental components in computer system architecture, facilitating efficient communication and data processing between different parts of a system.