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Which of the following is an incorrect statement?

Which of the following is an incorrect statement?

Which of the following is an incorrect statement?

(a)Pointer – A data model which assumes that all data relationships can be structured as hierarchies
(b)Data model – A physical address which identifies where a record can be found on a disk
(c)Child record – An owner record in a hierarchical relationship
(d)Network model – A data relationship in which a record can be owned by records from more than one type
(e)Data model – A conceptual method of structuring data.

Johnson 28-Dec-2017

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