Optical Disc | MCQs

    Q1: CD stands for:

    • A. Compact able disk
    • B. Compact disc
    • C. Compact able data
    • D. Compact data

    Q2: Which technology is used in CD________?

    • A. Electro Magnetic
    • B. Mechanical
    • C. Electrical
    • D. Laser

    Q3: What is the diameter of compact disc?

    کمپیکٹ ڈسک کا قطر کیا ہے؟
    • A. 12 cm
    • B. 13 cm
    • C. 11 cm
    • D. 10 cm
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