This document presents a comprehensive solution to a Wireless Networks and Communication assignment, addressing key concepts in the field. The solution begins by differentiating the roles of the IP layer and network access layer in data packet handling. It then explores a communication scenario involving translators and telephone lines. Further, the assignment delves into signal analysis, including calculations of amplitude, frequency, time period, and phase for various signals. The solution also covers the concept of free space loss at a specific frequency and distance. It analyzes a signal's frequency components, bandwidth, and channel capacity using the Shannon capacity formula. The document explains the Nyquist theorem and its implications. It also compares packet switching and circuit switching, highlighting their advantages and disadvantages. Finally, the assignment includes a calculation of the height of two towers based on their distance and the Earth's curvature.