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Software Quality Assurance in software engineering

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Software Quality Assurance (SQA):-  SQA is a set of activity assuring quality in software engineering process. Altimetry result in quality in software products. It include a following activities:- Process definition & implementation Auditing  Training  SQA is a process that insure hat developed software needs & compiles with defined or standardized quality specification. SQA is an on going process with in the SDLC that routinely checks the developed software to insure its needs desired quality measured. SQA helps to insure the development of high quality software. SQA practices are implementation in most type of software development regardless of underline software development model are being used. In a border sense SQA incorporate an implement software testing methodology to test software. SQA process test for quality in each phase of development until the software is completed. SQA genially works on one or more industries standards that helps in building software quality guid
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Relationship in DBMS, Categories in DBMS

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  Relationship:-  A relationship can be defined as a connection or set of association or a rule for communication among entities. Eg:- In the college database the association between "students opts course". The degree of a relationship type is the no. of participating entity type. The relationship between two entity is called binary relationship. A relationship among three entities is called ternary relationship similarly relationship among n entities is called n-ry relationship. Relationship Cordiality:-  It specific the no. of instances of an entity associated with another entity participating  in a relationship base on the cardinality binary relationship can be further classified into the following categories:- One to One:-  An entity in A is associate with one number of entity with another entity in B. One college can have one principal & one principal can be assigned one college. One to Many:-  An entity in A is associated with any no. of entities in B. An entity in
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