GPS (Global Positioning System) is used for _?

C. Identifying location of objects on Earth

B. Measuring atmospheric pressure

C. Identifying location of objects on Earth

D. Calculating the speed of light

What is the purpose of using a signal jammer?

C. To encrypt data transmission

A scientific method which monitors the movement of vehicles, ships and aircrafts is known as?

A. Global Positioning System (GPS)

B. Radio Detection and Ranging (RADAR)

C. Light Detection and Ranging (LIDAR)

D. Geographic Information System (GIS)

Everyday Science · AI, Internet & Everyday Technology · page 4 of 5

Everyday Technology MCQs with Answers

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Everyday Technology Applications (GPS, Robotics, Digital Devices) MCQs (31–40)

10 MCQs with answers and a short one-liner. Hide answers to test yourself.

Past paper MCQs in this chapter · See all past papers

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31.
Which one of the following is not a cell phone structure?
Correct Answer: C. Water
One-liner
Water is not a structural component of a cell phone; it is a liquid that can damage the internal circuitry.
32.
Past Paper MCQ
GPS (Global Positioning System) is used for _?
Correct Answer: C. Identifying location of objects on Earth
One-liner
GPS (Global Positioning System) is used for identifying the location of objects on Earth through satellite-based navigation.
33.
Which of the following is not a Communication?
Correct Answer: C. Running
One-liner
Running is not a form of communication; it is a physical activity, whereas telephone, radio, and internet are all means of transmitting information.
34.
Past Paper MCQ
Satellite repeaters are called:
Correct Answer: A. Transponders
One-liner
Satellite repeaters are called transponders.
35.
Past Paper MCQ
How many GPS satellites are there in the constellation?
Correct Answer: C. 24
One-liner
The GPS satellite constellation consists of 24 operational satellites orbiting the Earth.
36.
Past Paper MCQ
Which type of radiation is emitted by Digital TV?
Correct Answer: D. X-rays
One-liner
Digital TV emits X-rays as a form of electromagnetic radiation due to the high-voltage cathode ray tube (CRT) mechanism in older digital televisions.
37.
Past Paper MCQ
Digital T.V emits that
Correct Answer: D. Radio Waves
One-liner
Digital TV emits Radio Waves for broadcasting audio and video signals.
38.
What is the purpose of using a signal jammer?
Correct Answer: B. To disrupt radio waves
One-liner
The purpose of a signal jammer is to disrupt radio waves, thereby blocking communication between devices.
39.
A mobile phone sends and receives messages through _?
Correct Answer: D. Radio waves
One-liner
A mobile phone sends and receives messages through radio waves.
40.
A scientific method which monitors the movement of vehicles, ships and aircrafts is known as?
Correct Answer: A. Global Positioning System (GPS)
One-liner
The scientific method used to monitor the movement of vehicles, ships, and aircraft is the Global Positioning System (GPS).

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Everyday Technology MCQs with Answers

Everyday Technology Applications (GPS, Robotics, Digital Devices) MCQs (31–40)

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