What is the correct answer?


______defines the structure of a relation which consists of a fixed set of attribute-domain pairs.

A. Instance

B. Program

C. Schema

D. Super Key

Correct Answer :

C. Schema

Related Questions

The set of all values that can be taken by the attribute is called as… When an E-R diagram is mapped to tables, the representation is redundant… Which is the best file organization when data is frequently added or deleted… Data independence means Which of the following concurrency control schemes is not based on the… E-R Modeling is achieved by using ____ diagrams It is an abstraction through which relationships are treated as higher… The part of a database management system which ensures that the data remains… The default level of consistency in SQL is In a relational schema, each tuple is divided into fields called DBMS is a collection of _____ that enables user to create and maintain… The graphical representation of a query is . _____ First proposed the process of normalization. The fact that all employees of a particular organization should not have… If two relations R and S are joined, then the non matching tuples of both… Isolation of the transactions is ensured by Which of the following addressing modes permits relocation without any… In a multi-user database, if two users wish to update the same record… Processed data is called _____ The _______ is a set of programs to use and / or modify this data. SQL server stores index information in the _____system table Employees in a company are each assigned their own office, i.e. for each… ______defines the structure of a relation which consists of a fixed set… Which two files are used during operation of the DBMS? The fact that information in the data warehouse changes far less often… Which normal form is considered adequate for normal relational database… Shadow paging has An outstanding functionality of SQL is its support for automatic_____… Which of the following is not a consequence of concurrent operations? Immediate database modification technique uses