$1-$ What is significant about the address 127.0.0.1?$\mathrm{}\mathrm{}\mathrm{}\mathrm{}\mathrm{}\mathrm{}\mathrm{}\mathrm{}$ 

 

 

 $2-$ Given the network 10.0.0.0/16,$\mathrm{}\mathrm{}\mathrm{}\mathrm{}\mathrm{}\mathrm{}$ write down one address that is inside the same network, and another that is outside of this network. How many hosts could fit inside this network