Database Management System And Information Retrieval System Case Study

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1. Differentiate between database management system and information retrieval system by focusing on their functionalities. [ 30% mark ] Database management system Information retrieval system DBMS is manages incoming data, organizes it, and provides ways for the data to be modified or extracted by users or other programs. Information retrieval system is activity of obtaining resources relevant to an information need from a collection of information resources. This process can be find through the passwords or keywords or query from the users. DBMS provide efficient and effectiveness in management of the database.…show more content…
Most of the organizations generate, store and process large amount of data. The data acts as a bridge between the machine like a hardware and software. The users will directly access it through some application. Data has two different there are metadata and application metadata. HARDWARE * The hardware include secondary storage devices such as magnetic disks (hard disk, zip disk, floppy disks), optical disks (CD-ROM), magnetic tapes and so , in data is stored together with the Input or Output devices (mouse, keyboard, printers), processors, main memory and other, which are use for storing and retrieving the data in a fast and efficient manner. database can range a single user with a desktop computer on mainframe computer with thousand of user, this is because of that proper care should be taken for choosing appropriate hardware devices for a required database. SOFTWARE * The software is the main component of a DBMS. It is to control DBMS, operating system, network software (if necessary) and also the application programs. USERS * Users is are those persons who need the information from the database to their primary business responsibilities in Personnel, Staff, Clerical, Managers, Executives and other. Based on the of the job and requirements made by them they are provided access to the database totally or…show more content…
While unstructured data also has file advantage internal structure, the data contained in it do not fit tidily in database and they are still considered as unstructured data. The type of business data for recorded where it depend by creating a data model in structure data. The information does not reside in a traditional row and column data that show to unstructured data. Structured data is a information where can text files, displayed in titled columns and row can easily be ordered and processed by data mining tools. Binary data a proprietary, usually do not identifiable internal structure in unstructured data. Structure data have advantage which can easily inserting, storing and analyzing. Unorganized, raw, and slow in the database is a disadvantage in unstructured. The best way to manage data effectively at one time at the same time can relational database and processing, memory ,limited storage is a performance is a limited storage that use the high cost Unstructured data is have data internal structure, and it do not suitable in database and data contained in it tight and

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