The designers of a database typically begin by developing a Data model to construct a logical representation of the database before it is implemented.
What is a data model?
A data model in database is a type of data model that determines the logical structure of a database. It fundamentally determines in which manner data can be stored, organized and manipulated. They are three primary data models namely: relational, dimensional, and entity-relationship (E-R).
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Answer:
2. All reports of software house.
Explanation:
A software house is a business providing software products mainly. These firms may be specialized in products for company or consumer software or software-as -a-service (SaaS). The popular definition is that the firm is invested primarily in software product development and distribution.
In anatomy of software house they include-
- Software development
- Finance report
- Client report
- Sales and marketing report
It consist all reports like finance,client,sales or development of software house.
Coaxial cable<span>, or </span>coax<span> (pronounced </span><span>/<span>ˈkoʊ.æks</span>/</span><span>), is a type of </span>cable<span> that has an inner conductor surrounded by a tubular insulating layer, surrounded by a tubular conducting shield. Many coaxial cables also have an insulating outer sheath or jacket. The term </span>coaxial<span> comes from the inner conductor and the outer shield sharing a geometric axis. Coaxial cable was invented by English engineer and mathematician </span>Oliver Heaviside, who patented the design in 1880.[1]<span> Coaxial cable differs from other </span>shielded cable<span> used for carrying lower-frequency signals, in that the dimensions of the cable are controlled to give a precise, constant conductor spacing, which is needed for it to function efficiently as a </span>transmission line<span>.</span>
Answer:
The new version is kept in a special virtual space; the file is only changed when he clicks “save.”
Explanation:
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