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Security: In a centralised system, access to the data can be simply controlled. Though, in a distributed DBMS not only does access to replicated data have to be controlled in many
The Maximum no of key fields that can be used in a header is?? 50
Need a sample of a clinic database relationships
E-R model uses this symbol to represent weak entity set ? A Doubly outlined rectangle symbol is used to represent weak entity set.
Explain the ACID properties of a transaction Ans: ACID properties are a significant concept for databases. The ACID stands for Atomicity, Consistency, Isolation, and Durability
What is nested relational model? The nested relational model is an extension of relational model in which domains might be either atomic or relation valued.
Project Description: I would like to get a database of a website which has clients email name and phone number. If you are able to get information from a website, by entering
What are the requirements to ensure the objectives of file management principle is realized?
In E-R diagram how generalization is represented? in E-R diagram generalization is represented by Triangle shape.
Single-Valued Dependencies A database is a collection of related information and it is therefore inevitable that some items of information in the database would depend on some
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