Web13 sep. 2024 · A distributed database is a collection of data which belong —————– to the same system but are spread over the ————– of the network. a. Logically, sites. b. Physically, sites. d. None of the above. 6. —————– mean programs can be written as if a database is not distributed for its user. a. WebData modeling is the process of creating a diagram that represents your data system and defines the structure, attributes, and relationships of your data entities. Data modeling organizes and simplifies your data in a way that makes it easy to understand, manage, and query, while also ensuring data integrity and consistency.
Conceptual Database Modeling 101: A Complete Guide, Simplified …
WebThe term "database development" is used to describe the process of database design and implementation. a. True b. False ANSWER: True The primary objective in database design is to create complete, normalized, nonredundant, and fully integrated conceptual, logical, and physical database models. a. True b. False ANSWER: True Web(MDA) concepts. MDA's Computation Independent Model (CIM), Platform Independent Model (PIM) and Platform Specific Model (PSM) relate to the Conceptual, Logical and Physical models respectively. How you can use MDA transformations with data modeling and DDL generation are covered in more detail below. ©Sparx Systems 2011 Page:3 high end restaurants in downtown pittsburgh
DBMS: Database Management Systems Explained - BMC Blogs
WebB Conceptual design needs data volumn and processing frequencies to determine the size of the database C Output of any conceptual design is an E-R diagram D Conceptual design involves modeling the data requirements independent of the DBMS, operating system and the hardware. View Answer Comment 7 E-R modeling technique is a : A Top-down … Web3 mei 2024 · Underlying model. Portability. DBMS hardware requirements. 3. Logical design. Logical design goal is to design an enterprise-wide database that is based on a specific data model but independent of physical-level details. It requires that all objects in the conceptual model be mapped to the specific constructs used by the selected … WebThe advantages of using a DBMS are: Data independence and efficient access. Database application programs are in-dependent of the details of data representation and storage. The conceptual and external schemas provide independence from physical storagedecisions and logical design decisions respectively. In addition, a DBMS provides … high end restaurants fort worth texas