Radio Engineering - Cellular and Satellite

What type of technology is primarily associated with First Generation (1G) cellular networks?

• Digital 

• Analog 

• Broadband 

• Packet-switched 

What does LTE stand for in the context of 4G networks?

• Long Term Evolution 

• Long Transmission Equipment 

• Low Time Energy 

• Light Transmission Equipment 

Which generation of cellular technology introduced ultra-reliable low latency communications (URLLC)?

• 3G 

• 4G 

• 5G 

• 6G 

What is the primary benefit of using frequency reuse in cellular systems?

• Increasing the coverage area of each cell 

• Allowing multiple users to share the same frequency channels 

• Reducing the power requirements of base stations 

• Minimizing interference between adjacent cells 

Which cellular generation was the first to provide support for high-speed mobile data suitable for smartphones?

• 1G 

• 2G 

• 3G 

• 4G 

What was the name of the first artificial satellite launched in 1957?

• ECHO 

• COURIER 

• SPUTNIK 

• TELSTAR

What is the primary function of a satellite in satellite communications?

• To act as a relay station in space 

• To generate power for terrestrial stations 

• To provide a physical platform for astronauts 

• To observe weather patterns

Which of the following is NOT an application of satellite communications?

• Satellite TV 

• Communication with ships and planes 

• Weather forecasting 

• Position location and navigation

What is the main use of GPS satellites?

• Broadcasting TV programs 

• Navigation and timing 

• Earth observation 

• Space exploration

What does the term "uplink" refer to in satellite communications?

• Signal transmission from satellite to earth 

• Signal transmission from earth to satellite 

• Control of satellite position 

• Power generation on the satellite