Computer Networking
What is the name given to the exchange of control signals which is necessary for establishing a connection between a modem and a computer at one end of a line and another modem and computer at the other end?

None of these
Duplexing
Modem options
Handshaking
Protocol

ANSWER DOWNLOAD EXAMIANS APP

Computer Networking
You are working with a network that has the network ID 10.9.0.0 and contains 73 networks. In the next year, you will be adding an additional 27 branch offices to your company. For simplified management, you want to keep the most possible hosts per subnet. Which subnet mask should you management, you want to keep the most possible hosts per subnet. Which subnet mask should you use?

255.224.0.0
255.254.0.0
255.252.0.0
255.240.0.0
255.248.0.0

ANSWER DOWNLOAD EXAMIANS APP