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In a Hierarchical model of data records are organized ? In the hierarchical model of data records are organized as Tree structure.
When It is better to use files than a DBMS? It is better to use files than a DBMS when Multiple users wish to access the data.
Describe the Menu based interfaces for web clients or browsing? Menu-Based Interfaces for Web Clients or Browsing - These interfaces present the user along with lists of option
A video rental company has several branches. The data held on each branch is the branch address made up of street, city, state, and zip code, and the telephone number. Ea
Design Documentation The Design Document shall be an extension of Requirements Analysis Design. "The Design Document will comprise a revised and much more detailed descrip
What are the requirements to ensure the objectives of file management principle is realized?
When are two schedules said to be view equivalent? Ans: Two schedules that is denoted as S and S' are said to be view equivalent if the subsequent three conditions are met
What is the main advantage of the object model? What are its different components? The object model focuses on the logical data structures. Each object model comprises of many
Describe domain constraints. Domain constraints contain entity integrity and referential integrity. The domain is a set of values that might be assigned to an attribute. The en
Atomicity: It describes a transaction to be a one unit of processing. We can also say either a transaction will be finished completely or not at all. In the transaction example 1
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