CWDP RF Fundamentals & Wireless Technologies

Question 1

What does RF stand for in wireless communication?

Accepted Answer

Radio Frequency

Answer

Resonance Frequency

Answer

Random Frequency

Answer

Rotational Frequency

Question 2

Which frequency band is commonly used for Wi-Fi networks?

Accepted Answer

2.4 GHz and 5 GHz

Answer

900 MHz

Answer

1.8 GHz

Answer

10 GHz

Question 3

What is the purpose of an RF antenna in a wireless network?

Accepted Answer

Transmit and receive radio waves.

Answer

Convert digital data to sound signals.

Answer

Generate electrical current.

Answer

Increase internet speed.

Question 4

Which factor most affects RF signal propagation?

Accepted Answer

Physical obstructions and interference.

Answer

Antenna color.

Answer

Cable length of the router.

Answer

Number of connected devices.

Question 5

What is the main advantage of using the 5 GHz Wi-Fi band over 2.4 GHz?

Accepted Answer

Faster speeds and reduced interference.

Answer

Longer range and better penetration.

Answer

Lower power consumption.

Answer

Compatibility with older devices only.

Question 6

What is the purpose of modulation in RF communication?

Accepted Answer

Encode information onto a carrier wave.

Answer

Increase the power of the signal.

Answer

Reduce transmission distance.

Answer

Eliminate interference completely.