HSSC-I (11th Class) Computer Science MCQs Quiz- Unit 6 - Wireless Communication (20 MCQs) for practice

HSSC-I (11th Class) Computer Science MCQs Quiz- Unit 6 - Wireless Communication (20 MCQs) for practice

11th Class (HSSC-I) Computer SLO Based Key Point Notes

(National Book Foundation - As Federal Textbook Board, Islamabad 
Based on National Curriculum Pakistan 2023-2024 and Onward prescribed by Federal Board of Intermediate and Secondary Education, Islamabad, and All Pakistan Boards) 
(Contact WhatsApp 03339719149 for a full book PDF Notes)

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👉👉👉Computer Science 11th Class Notes (Main Page)

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1. Which of the following has a range of 40 to 50 km?
     
     
     
     
... Answer is B. Wi-Max
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2. Which of these uses extremely high-frequency waves for short-range communication.
     
     
     
     
... Answer is D. Infra-red
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3. Which of these is used for communication between mobile phones, laptop computers, and digital cameras?
     
     
     
     
... Answer is C. Blue tooth
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4. Which of these is positioned from 160 to 2,000 km above the earth's surface?
     
     
     
     
... Answer is C. Low Earth orbit
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5.  Which orbit is located directly above the earth Equator?
     
     
     
     
... Answer is A. Geostationary Earth orbit
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6. What is a fixed station in a cellular wireless network that provides local coverage for mobile communication?
     
     
     
     
... Answer is A. Base station
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7. What is used to create web pages?:
     
     
     
     
... Answer is A. HTML
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8. What is HTTP?
     
     
     
     
... Answer is C. Application layer protocol
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9. In which Earth orbit satellite is placed for navigation.
     
     
     
     
... Answer is B. Medium earth orbit
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10. Which of these provides a wireless alternative to cable TV and DSL
     
     
     
     
... Answer is C. Wi-Max
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11. Which device allows wireless devices to connect to a wired network using Wi-Fi
     
     
     
     
... Answer is A. Access point
wireless access point (WAP)



12. Which of the following is a short-range wireless technology.
     
     
     
     
... Answer is A. Blue tooth
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13. Bluetooth technology is commonly used in:
     
     
     
     
... Answer is A. Mobile phones
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14.  A GEO is at the ____________ orbit and revolves at the same speed as the earth
     
     
     
     
... Answer is A. Equatorial
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15. GEO stands for ____________________________________
     
     
     
     
... Answer is C. Geostationary Earth Orbit
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16.GPS satellites are ____________ Satellites.
     
     
     
     
... Answer is B. MEO
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17.Cellular phones work by using ____________ to communicate.
     
     
     
     
... Answer is A. Radio waves
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18. Each transmitter in cellular systems is called.
     
     
     
     
... Answer is A. Base station
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19. The base station covers a certain area called.
     
     
     
     
... Answer is B. CEL
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20. Which of the following is a deal for long-distance communication. :
     
     
     
     
... Answer is A. Satellite communication
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👉👉👉Computer Science 11th Class Notes (Main Page)

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