آپٹیکل ڈسکوں پر انکوڈنگ کا راستہ ______ سب سے زیادہ ٹریک ہے۔
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A. Spiral extending from innermost to outermost
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B. Concentric circles extending from innermost to outermost
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C. Spiral extending from outermost to innermost
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D. None of these
Explanation
Optical disks like CDs and DVDs store data in a spiral track that starts from the innermost part and moves outward.
This spiral path allows continuous reading of data as the disk spins.
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A. Digital Video Recorder
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B. Data Visual Register
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C. Digital Voice Recorder
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D. Dynamic Voltage Regulator
Explanation
DVR stands for Digital Video Recorders
They are devices used to record and store video content, as explained by Infiniti Electro-Optics.
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A. Call detail record
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B. None
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C. Call decode record
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D. Call detail recorder
Explanation
A call detail record is a data record produced by a telephone exchange.
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VU CBT FIA PAPER 19-12-2021
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