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معلومات اور ابلاغی ٹیکنالوجی

دسویں جماعت · طبیعیات · 4 سوالات

نام: ____________________   تاریخ: ____________

  1. ICT stands for:

    • A Internal Circuit Test
    • B Information and Communication Technology
    • C Internet Control Terminal
    • D Information Code Transfer

  2. Radio waves used in communication are a type of:

    • A Water waves
    • B Electromagnetic waves
    • C Seismic waves
    • D Sound waves

  3. Satellites orbiting at about 36000 km that appear fixed above a point are called:

    • A Geostationary satellites
    • B Weather balloons
    • C Space probes
    • D Polar satellites

  4. Which of these is used to carry signals as light pulses?

    • A Coaxial cable only
    • B Rubber tube
    • C Copper wire
    • D Optical fibre

جوابی کلید

1. B, 2. B, 3. A, 4. D

  1. ICT is Information and Communication Technology.

  2. Radio waves are electromagnetic and can travel through a vacuum.

  3. Geostationary satellites orbit once per day and stay above the same spot.

  4. Optical fibres carry data as light by total internal reflection.