Author name: angel

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What are the basic knowledge of AV technician?

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What are AV equipments?

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What is the purpose of an AV?

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How to be a good AV technician?

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What do AV installers do?

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How is a burglar alarm activated?

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What should I look for in a burglar alarm?

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How do you install a burglar alarm?

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What is the first question that should be asked when designing a security system?

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What questions need to be asked before installing a security system?

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