You are informed that all the users within the network are unable to access the internet. you decide to start troubleshooting from the physical layer of the osi model. which of the following approaches would you use to troubleshoot this problem?
random layer approach
divide and conquer approach
bottom up approach
top down approach

This chapter lists many ways in which becoming computer literate is beneficial. think about what your life will be like once you’re started in your career. what areas of computing will be most important for you to understand? how would an understanding of computer hardware and software you in working from home, working with groups in other countries and contributing your talents.