Computer Networking Which of the following is used for modulation and demodulation? multiplexer gateway None of these protocols modem multiplexer gateway None of these protocols modem ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is Cladding? A typical optical fiber consists of a very narrow Cables with shield Coxial Cable None of these A typical optical fiber consists of a very narrow Cables with shield Coxial Cable None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Many large organizations with their offices in different countries of the world connect their computers through telecommunication satellites and telephone lines. Such a communication network is called ECONET EITHERNET WAN LAN None of these ECONET EITHERNET WAN LAN None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking When a router is connected to a Frame Relay WAN link using a serial DTE interface, how is the clock rate determined? Supplied by the CSU/DSU By the far end router By the Physical layer bit stream timing By the clock rate command Supplied by the CSU/DSU By the far end router By the Physical layer bit stream timing By the clock rate command ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Communication between computers is almost always serial None of these direct parallel series parallel serial None of these direct parallel series parallel ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A group of 2m - 1 routers are interconnected in a centralized binary tree, with router at each tree node. Router I communicate with router J by sending a message to the root of the tree. The root then sends the message back down to J. Then find the mean router-router path length. m - 1 2 (2m - 1) (2m - l)/mJ 2 (m - 2) m - 1 2 (2m - 1) (2m - l)/mJ 2 (m - 2) ANSWER DOWNLOAD EXAMIANS APP