Content-addressable store (CAS) is a computer memory architecture designed to enable fast and efficient storage of large amounts of data. CAS is based on a concept of data being stored in a way that allows it to be retrieved in a predictable and consistent manner without the need to search the data set for the desired information. This allows for faster look-up times, which makes it an ideal choice for applications such as databases, multimedia applications, and other applications that require rapid access to large quantities of data.
CAS architecture makes use of a content-addressable memory (CAM) system, which is composed of two components: a content-addressable memory (CAM) array and a content-addressable memory (CAM) controller. The CAM array is made up of a series of memory cells that are connected in a grid. Each cell in the array contains a unique address that can be used to access the associated data. The CAM controller is responsible for managing the CAM array by controlling the contents of the memory cells and enabling data retrieval.
CAS is a highly efficient memory architecture that has several advantages over traditional memory architectures. For instance, CAS allows for faster access to data by eliminating the need for expensive search operations. Additionally, CAS enables faster look-up times as the CAM controller can quickly locate the desired data without having to search the entire data set. Furthermore, CAS provides a more reliable data storage architecture as the data stored in the CAM array is not affected by power outages or other types of hardware failures.
In conclusion, content-addressable store (CAS) is an efficient and reliable computer memory architecture that provides faster access to large amounts of data. CAS is an ideal choice for applications that require rapid access to large quantities of data, such as databases, multimedia applications, and other applications.
References
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J. B. Carter and J. L. Hennessy, “Content-Addressable Store: A Design Study,” Proceedings of the 15th Annual Symposium on Computer Architecture, 1988, pp. 1-13.
S. M. Micali, “Content-Addressable Memory: A Survey,” IEEE Transactions on Computers, vol. 35, no. 4, 1986, pp. 399-410.
A. L. Wolf, “Content-Addressable Memory: Principles and Practice,” IEEE Computer, vol. 18, no. 11, 1985, pp. 30-44.