MAC protocol

Which of the following problem occur due to adjacent channel interference?

• Cross talk

• Missed calls

• Blocked calls

Which of the following do not undergo free space propagation?

• Wired telephone systems

• Wireless line of sight radio links

• Microwave line of sight radio links

What is the dimension of object as compared to wavelength of propagating wave when reflection occurs?

• Small

• Very small

• Large

Which of the following explains the concept of diffraction loss?

• Archimedes’ Principle

• Fresnel zone

• Principle of Simultaneity

Which of the following is not a practical path loss estimation technique?

• Determination of percentage of coverage area

• Hata model

• Log distance path loss model