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State the definition of association An association is a structural relationship which specifies that objects of one thing are connected with objects of another. In UML, asso
Define hot swapping? Hot swapping permits the removal of faulty disks and changes it by new ones without turning power off. Hot swapping decreases the mean time to repair.
Explain the cartesian product in Database Management System
which component of DBMS can be embedded in a program? The data manipulation language (DML) is a component which is embedded in a program.
What is difference between primary index and secondary index? Primary Index a) It is an ordered file whose records are of fixed length along with two fields. b) Only base
what are the type of the database
A student entity type has the following attributes,name..
What is foreign key? Foreign Key - Let there are two relations in tables R and S. Any candidate key of the relation R that is referred in the relation S is known as the forei
Ask q“A database will be made to store information about patients in a hospital. On arrival, each patient’s personal details (name, address, and telephone number) are recorded wher
What is it ?
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