This assignment solution for IT for Business addresses several key areas. It begins by outlining the essential components needed to build a personal computer, including the processor, motherboard, storage, memory, GPU, case, and power supply. The assignment then discusses important factors to consider when purchasing a PC, such as screen quality, RAM, CPU, keyboard quality, battery life, build quality, and USB 3.0. Furthermore, the solution explains various types of computer networks: WAN, MAN, LAN, and PAN, detailing their characteristics, applications, and geographical scope. The advantages of fiber optic cables over copper wires in core networks are explored, highlighting benefits like high bandwidth and low security risks. Finally, the assignment examines the pervasiveness of Wi-Fi, presenting both its advantages and disadvantages, such as the high costs associated with its implementation and maintenance.