Answer:
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Answer:
The Harmonium is not a combination of a key board and percussion musical instrument.
Explanation:
The Harmonium is not a combination of a key board and percussion musical instrument.
A harmonium, also called a "melodeon", "reed organ" or "pump organ", is a keyboard instrument that is a lot like an organ. It makes sound by blowing air through reeds, which are tuned to different pitches to make musical notes.
Answer: Access control
Explanation:Access control is the type of security facility that is provided to the systems in an organization. The functions carried out in maintaining the security of the system is done by authenticating , authorizing and identification of the users and related components . They are secured using the PINs , passwords, bio-metric scan etc.
The situation of the user wanting to have a unrestrained access towards data as well as maintaining the security is the done by access control.
