A Primary Key Can Be a Combination of Several Fields

question 27

True/False

A primary key can be a combination of several fields.

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Definitions:

Multinational Corporations

Large companies that operate in multiple countries, managing production or delivering services in more than one country outside of their home base.

Recombinant DNA

DNA molecules formed by laboratory methods of genetic recombination to bring together genetic material from multiple sources.

Diesel-electric Hybrid

A vehicle that uses a diesel engine combined with an electric motor to drive, aiming to achieve greater fuel efficiency and lower emissions than traditional diesel engines.

Green Revolution

A set of research, development, and technology transfer initiatives, taking place between the 1940s and the late 1960s, that increased agriculture production worldwide, particularly in developing countries.