7573118
Beschreibung
Quiz von Miruna Teodora, aktualisiert more than 1 year ago
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Erstellt von Miruna Teodora
vor fast 8 Jahre
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Frage 1
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In the methodology of developing databases, the entity-relationship diagram results from the:
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functional analysis
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dynamic design
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structural analysis
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dynamic analysis
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logical design
Frage 2
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When organizing a database, the following aspects are considered:
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organizing input data
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organizing output data
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organizing storing data
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organizing the final processing
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organizing programs
Frage 3
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The effectiveness of a database can be assessed by:
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the study of the flowchart of an organization
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the study of initial costs
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the calculation of return
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relational calculus
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relational algebra
Frage 4
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In the methodology for developing a database, building a view is made in the:
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external schema design
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conceptual schema design
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internal schema design
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logical analysis
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overall analysis
Frage 5
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The objectives in achieving a database are:
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the same data cannot be used in different ways
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increasing the cost for data storage
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retrieval requests should only be predetermined
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database applications must be able to reuse already existing data
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minimum redundancy, but uncontrolled
Frage 6
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Types of user for the databases are:
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small and medium enterprises
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aggregates
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intensives
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end-users
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specialists
Frage 7
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In the methodology for database developing, the design phase contains:
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choosing the DBMS
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choosing the involved personnel
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choosing real world entities
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dynamic design
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schemas design
Frage 8
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In the methodology for database developing, the analytical activity is conducted under the following aspects:
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static informational
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structural
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modular
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object
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functional
Frage 9
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In order to achieve a database, choosing a DBMS takes into account the following aspects:
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legislative requirements
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application requirements
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technical facilities of DBMS
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universal programming languages
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limits of users
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