Question 12 What is a feature of a dial-up connection? - the use of different frequencies to carry voice and data signals on the copper telephone wire - the use of different frequencies to send multiple signals over the same medium - the use of an analog modem to transmit data over voice telephone lines - the use of multiple channels which can carry different types of services Question 13 When would a printer be considered a network host? - when it is connected to a switch - when it is connected to a laptop - when it is connected to a workstation - when it is connected to a PC Question 14 What is the correct order of the layers of the TCP/IP model from the top layer to the bottom? - network access, transport, internet, application - application, session, network, data link, physical - application, internet, network access, transport - application, transport, internet, network access Question 15 Which network device would be the most appropriate to provide robust packet filtering, email filtering, and VPN services? - UTM - Proxy server - endpoint management server - TPM - Router