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What is a Name?
A user-supplied name is used for identity. This form of identity is used for files in file systems. The user gives every file a name that uniquely identifies it, regardless of its contents.
usecase diagram,activity diagraM,SEQUENCE DIAGRAM
What are the two approaches to store relations in distributed database? a) Replication b) Fragmentation
What are the different kinds of database end users? Discuss the major activities of each? End-Users - End-users are the people whose jobs need access to the database for que
in an organization several projects are undertaken. Each project can employ one or more employees. Each employee can work on one or more projects. Each project is undertaken on the
What three major types of actions includes databases? Briefly discuss these The three major types of actions including databases are: (i) Defining: It includes specifyin
what is un ordered and ordered file managment?
What is the full form of DDL? DDL is stand for Data Definition Language.
When a function module is activated syntax checking is performed automatically. YEs, a function module is activated syntax checking.
Replicating Data One approach that may support efficient access to dissimilar applications as above may be to give access to every of the applications from dissimilar replicate
What are referential integrity constraints? A value that appears in single relation for a given set of attributes also appears for a particular set of attributes in another rel
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