BrainlySmartTD BrainlySmartTD

21-01-2023
Computers and Technology

contestada

When users enter data into the database, they find they have to enter a value for every column, as the database won't allow them to continue otherwise. What type of value has been disallowed for this database?

A. Duplicate
B. Tab Key
C. 0
D. NULL

Respuesta :

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