(1.1) The neighboring nodes. layer is responsible for transferring frames between (a). Application (b). Transport (c). Network (d). Link Layer (e). Physical Layer (1.2) Which of the following statement is true? (a). In packet-switched networks, the resources needed along a path to provide for communication between the end systems are reserved duration of the communication session In packet-switched networks, all packets are always delivered over the same path which is established by connection set-up steps. (c). The packet-switched network can be wasteful when the dedicated circuits are idle during silent period. (d). The packet-switched network offers better sharing of bandwidth than the circuit-switched network. (e). All of the above (1.3) Which of the following is an application layer protocol? (a). www (b). SMTP (c). HTML (d). DHCP (e). All of the above