Data items grouped together for storage purposes are called a
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In multiple granularity of locks SIX lock is compatible with
The common column is eliminated in
The metadata is created by the
The concept of mapping of ______ entity types is the concept in which the for each strong entity type…
Relational Algebra does not have
A weak entity has an ______ dependency on its owner entity, which can be used for both ON UPDATE and…
Which one is correct statement?Logical data independence provides following without changing application…
The data models defined by ANSI/SPARC architecture are
The rule that a value of a foreign key must appear as a value of some specific table is called a
Which is the best file organization when data is frequently added or deleted from a file?
The middleware databases in which the business rules act are applicable to _______ tier architectures
______defines the structure of a relation which consists of a fixed set of attribute-domain pairs.
A _____ is a logical unit of database processing that includes one or more data access operations that…
For correct behaviour during recovery, undo and redo operation must be
When an E-R diagram is mapped to tables, the representation is redundant for
_____clause is an additional filter that is applied to the result.
In an ER model,_____ is described in the database by storing its data.
DFD stands for
The _____ category includes storage media that can be operated on directly by the computers central…
The statement that is executed automatically by the system as a side effect of the modification of the…
Which one is true statement :
Which of the following is not a consequence of non-normalized database?
For using a specific database …………… command is used.
E-R Modeling is achieved by using ____ diagrams
______is a preferred method for enforcing data integrity
_____ command can be used to modify a column in a table
A data type or format is specified for each _________
DBMS is a collection of _____ that enables user to create and maintain a database.
The _______ is a set of programs to use and / or modify this data.
A _____ is used to define overall design of the database
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