Answer / brijesh kumar mishra

Foreign key can hold null values but primary can not hold
null values

Answer / gurushant

Foreing key: Suppose two table student and class both having
primary key now if primary key of student in class table
then primary key which is now contain in class table after
relationship called as foreign key.

reference key: It gives the reference of other table.

uses of checklist

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what is localisation &globalisation

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3 Answers  

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Explan different Risks associated with the project????

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What did your base your test cases?

3 Answers  

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Formate of weekly & daily status report means contents in that report

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0 Answers  

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Tell me the scenario where sevirity More and Priority Low?

10 Answers   Siemens,

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