Which normal form is considered adequate for normal relational database design?
Correct Answer :
Download Objective type questions of
Visit our PDF store
Get all objective type questions of DBMS MCQ
comments powered by Disqus.
The set of all values that can be taken by the attribute is called as _______ of the attribute.
Key to represent relationship between tables is called
Which is the best file organization when data is frequently added or deleted from a file?
The normalization was first proposed by .
______defines the structure of a relation which consists of a fixed set of attribute-domain pairs.
Which of the following is not a logical database structure?
______is a special type of integrity constraint that relates two relations & maintains consistency across…
Which of the following ensures the atomicity of the transaction?
It is an abstraction through which relationships are treated as higher level entities
A list consists of last names, first names, addresses and pin codes. If all people in the list have…
The common column is eliminated in
Dependency preservation is not guaranteed in
_______ product was acquired by Informix, integrated into its RDBMS and introduced as the Informix Universal…
When an E-R diagram is mapped to tables, the representation is redundant for
An advantage of the database management approach is
_____ First proposed the process of normalization.
Union operator is a :
Data independence means
A table can have only one
DBMS is a collection of _____ that enables user to create and maintain a database.
Data items grouped together for storage purposes are called a
Which of the following is true for network structure?
Relationships among relationships can be represented in an-E-R model using
In E-R Diagram total participation is represented by
As per equivalence rules for query transformation, selection operation distributes over
By ______ an area on disk in certain ways, one can make it represent a bit value of either zero (0)…
A relational database developer refers to a record as
Which of the following is not a consequence of concurrent operations?
_____is a full form of SQL.
A _____ is used to define overall design of the database
Join our Chat Group
Join our Twitter Group
Join our Pinterest Group
Join our Facebook Group
Subscribe to our Email Newsletter