Computer Networking The slowest transmission speeds are those of fiber-optic cable twisted-pair wire coaxial cable microwaves fiber-optic cable twisted-pair wire coaxial cable microwaves ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which three statements are true about the operation of a full-duplex Ethernet network?1. There are no collisions in full-duplex mode.2. A dedicated switch port is required for each full-duplex node.3. Ethernet hub ports are preconfigured for full-duplex mode.4. In a full-duplex environment, the host network card must check for the availability of the network media before transmitting.5. The host network card and the switch port must be capable of operating in full-duplex mode. 2, 3 and 4 5 only 2 and 4 1, 2, and 5 2, 3 and 4 5 only 2 and 4 1, 2, and 5 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which multiplexing technique shifts each signal to a different carrier frequency? All of these asynchronous TDM FDM synchronous TDM All of these asynchronous TDM FDM synchronous TDM ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Time required for a message to travel from one device to another is known as: Wait time Response time Transit time Dialogue time Wait time Response time Transit time Dialogue time ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following are benefits of VLANs?1. They increase the size of collision domains.2. They allow logical grouping of users by function.3. They can enhance network security.4. They increase the size of broadcast domains while decreasing the number of collision domains.5. They simplify switch administration.6. They increase the number of broadcast domains while decreasing the size of the broadcast domains. 1 and 5 1, 3 and 5 2, 3 and 6 2 and 4 1 and 5 1, 3 and 5 2, 3 and 6 2 and 4 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Many data communication networks have been established which provide a wealth of on-demand information services to people at home. What is the name of the system which provides an interactive, graphics-rich service that permits user to select what they want? Microwave system Videotex system Fax system None of these Teletex system Microwave system Videotex system Fax system None of these Teletex system ANSWER DOWNLOAD EXAMIANS APP
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