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Questions and Answers
What is the function of a closed circuit television (CCTV)?
What is the function of a closed circuit television (CCTV)?
How can an auxiliary system be defined?
How can an auxiliary system be defined?
What is the main function of a fire detection and alarm system (FDAS)?
What is the main function of a fire detection and alarm system (FDAS)?
What is the function of a background music and paging system (BGM/PA)?
What is the function of a background music and paging system (BGM/PA)?
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How can a telephone and security alarm system be classified?
How can a telephone and security alarm system be classified?
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