Data refers to raw and facts or symbols that represent quantities, conditions, or objects. It is often in the form of numbers, text, or symbols that lack context and . Data by itself may not convey any specific information and needs to be processed to be meaningful. Information is processed and data that has context, relevance, and meaning. It results from interpreting and analyzing data to derive insights or draw .
A database is a structured collection of data that is organized and stored in a way that facilitates efficient retrieval, management, and of large volumes of data in a structured format. Key database mechanisms include INSERT, which is adding data to a database, and UPDATE, which refers to altering data stored within a database. An information system is a broader concept that includes not only the database but also the , hardware, people, and procedures involved in collecting, processing, storing, and disseminating information.
Non-electronic databases, such as catalogs and filing cabinets, were used to organize and categorize information in a physical format. Flat file databases store data in a plain text or binary file with a simple structure, usually a single table with a of records. Relational databases organize data into tables with rows and columns, each representing an entity, and provide a flexible way to manage structured data with complex .
Keywords
meaning | organized | unorganized | updating | relationships | software | conclusions | list | card |
