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)
(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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1. Which of the following has a range of 40 to 50 km?
--------------------------
2. Which of these uses extremely high-frequency waves for short-range communication.
-------------
3. Which of these is used for communication between mobile phones, laptop computers, and digital cameras?
----------------
4. Which of these is positioned from 160 to 2,000 km above the earth's surface?
-------------------
5. Which orbit is located directly above the earth Equator?
------------------------
---------------
----------------
-------------------------
----------------
----------------------
wireless access point (WAP)
-------------------------
------------------------
6. What is a fixed station in a cellular wireless network that provides local coverage for mobile communication?
---------------
7. What is used to create web pages?:
----------------
8. What is HTTP?
-------------------------
9. In which Earth orbit satellite is placed for navigation.
----------------
10. Which of these provides a wireless alternative to cable TV and DSL
----------------------
11. Which device allows wireless devices to connect to a wired network using Wi-Fi
wireless access point (WAP)
12. Which of the following is a short-range wireless technology.
-------------------------
13. Bluetooth technology is commonly used in:
-----------
-----------------
--------------------------
---------------------------
--------------------------
-------------------------
-----------
14. A GEO is at the ____________ orbit and revolves at the same speed as the earth
-----------------
15. GEO stands for ____________________________________
--------------------------
16.. GPS satellites are ____________ Satellites.
---------------------------
17.. Cellular phones work by using ____________ to communicate.
--------------------------
18. Each transmitter in cellular systems is called.
-------------------------
19. The base station covers a certain area called.
-------------------------
20. Which of the following is a deal for long-distance communication. :
----------------
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