Database Management Systems, DBMS, Is Are)

question 4

Multiple Choice

Database management systems, DBMS, is are) :

• A)Software that manages a database and controls access and use of data
• B)Printed policies about the use and access to data.
• C)Systems which require each user to create his own master data file.
• D)Systems that allow unlimited access to the data files by all users.

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Definitions:

Solution

A homogeneous mixture of two or more substances, where one substance (the solute) is dissolved in another (the solvent).

Cation

A positively charged ion, which results from the loss of one or more electrons by an atom.

Positively Charged

Refers to particles or objects that have more protons than electrons, resulting in a net positive electric charge.

Ion

An atom or molecule with an electric charge due to the loss or gain of one or more electrons.