Home

What is the correct answer?

4

______contains information that defines valid values that are stored in a column or data type.

A. Default

B. Index

C. Rule

D. View

Correct Answer :

B. Index


Related Questions

Which two files are used during operation of the DBMS? Isolation of the transactions is ensured by Which of the following is not comparison operator? In an ER diagram the ___shape specifies the Attibute and a ____ shape… The drawback of shadow paging technique are Employees in a company are each assigned their own office, i.e. for each… A transaction is in state after the final statement has been executed. The graphical representation of a query is . Which of the following constitutes a basic set of operations for manipulating… Change Staff table by removing default of Assistant for position column operator is used to compare a value to a list of literals values that… Relational Algebra does not have Manager salary details are hidden from the employee .This is In SQL the statement select * from R, S is equivalent to Protection of data from unauthorized Disclosure results in loss of _______ A ____ key specifies a uniqueness constraint that no two distinct tuples… The one guideline to be followed while designing the database is ____ table store information about database or about the system. A list consists of last names, first names, addresses and pin codes. If… Shadow paging has ______defines the structure of a relation which consists of a fixed set… _____clause is an additional filter that is applied to the result. The ______ indexes are forced to store only record IDs in the data structure… The clause in SQL that specifies that the query result should be sorted… The _____ category includes storage media that can be operated on directly… Which of the following is not a consequence of non-normalized database? A logical schema A data type or format is specified for each _________ Given the following relation S(SNO,SNAME,CITY) write a query to update… The ______ key of a relation is the attribute (column) or collection of…