What are the advantages and disadvantages of manual database system?

Advantages of a manual database system include simplicity and low cost, as it typically requires no specialized software or hardware. It also allows for easy access and understanding by users without technical training. However, disadvantages include inefficiency in data retrieval and manipulation, increased risk of errors, and challenges in data consistency and security. Additionally, manual systems can be time-consuming and cumbersome, especially as the volume of data grows.