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Consider the entity type dependent related to employee entity, which is used to keep track of the dependents of every employee. The attributes of dependents are: name, sex, birth d
what is multivalued dependency
What are the various forms of data transparency? a) fragmentation transparency b) replication transparency c) location transparency
What are the advantages of object ID? The main advantages of Object IDs are as below: i) IDs are not changing ii) IDs are completely independent of the changes in data v
What are the two types of indices? The two types of indices are:- A) Dense index B) Sparse index
Convert the following ER - diagram (Entity Relationship Diagram) into a relational database (the primary keys are underlined): 2160_Convert the following ER - diagram into a
List the table modification commands in SQL? A) Deletion B) Updates C) Insertion D) Update of a view
What is a Data Flow Diagram? Data Flow Diagram: A data flow diagram is the graph that shows flow of data values from their sources in objects in the course of processes whic
While using extract datasets it is required to have a special workarea for interface False. It is not required to have a special workarea for interface
Consider the relations described below: PHYSICIAN (regno, name, telno, city) PATIENT (pname, street, city) VISIT (pname, regno, date_of_visit, fee) Where the regno and pname ide
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