Many networks are set up using a hierarchical architecture to create a "backbone" network. in this system, several connected routers act as the backbone and many smaller lans are connected to the backbone. this is much different than having a system where every router is connected to every other router. what are the benefits of the hierarchical approach to setting up a network?

When you type the pwd command, you notice that your current location on the linux filesystem is the /usr/local directory. answer the following questions, assuming that your current directory is /usr/local for each question. a. which command could you use to change to the /usr directory using an absolute pathname? b. which command could you use to change to the /usr directory using a relative pathname? c. which command could you use to change to the /usr/local/share/info directory using an absolute pathname? d. which command could you use to change to the /usr/local/share/info directory using a relative pathname? e. which command could you use to change to the /etc directory using an absolute pathname? f. which command could you use to change to the /etc directory using a relative pathname?

State 7 common key's for every keyboard

The more powerful, 60 volt cables and the main power shut-off on an hev are both colored orange.