Computer Networking A required characteristic of an online real-time system is: more than one CPU All of these None of these no delay in processing offline batch processing more than one CPU All of these None of these no delay in processing offline batch processing ANSWER DOWNLOAD EXAMIANS APP
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? Handshaking Modem options Duplexing Protocol None of these Handshaking Modem options Duplexing Protocol None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which two of the following are true regarding the distance-vector and link-state routing protocols?1. Link state sends its complete routing table out all active interfaces on periodic time intervals.2. Distance vector sends its complete routing table out all active interfaces on periodic time intervals.3. Link state sends updates containing the state of its own links to all routers in the internetwork.4. Distance vector sends updates containing the state of its own links to all routers in the internetwork. 1 only 2 and 3 only 3 only None of these 1 only 2 and 3 only 3 only None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Ethernet networks can be cabled in a number of topologies, depending on what works best in each environment. As more nodes are added, the efficiency of Ethernet decreases. Select the best answer as to why Ethernet becomes less efficient as size increases. Cable terminators do not reflect the signal properly "Line echo" occurs due to the impedance of the cable Network collisions occur Cable terminators do not absorb the signal properly Repeaters cannot increase the signal strength sufficiently Cable terminators do not reflect the signal properly "Line echo" occurs due to the impedance of the cable Network collisions occur Cable terminators do not absorb the signal properly Repeaters cannot increase the signal strength sufficiently ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which statement describes a spanning-tree network that has converged? All switch and bridge ports are in the forwarding state. All switch and bridge ports are assigned as either root or designated ports. All switch and bridge ports are in either the forwarding or blocking state. All switch and bridge ports are either blocking or looping. All switch and bridge ports are in the forwarding state. All switch and bridge ports are assigned as either root or designated ports. All switch and bridge ports are in either the forwarding or blocking state. All switch and bridge ports are either blocking or looping. ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide? A logical address that identifies the workstation The logical domain address for the workstation A physical address that is assigned by the manufacturer An alias for the computer name A physical address that is randomly assigned each time the computer is started A logical address that identifies the workstation The logical domain address for the workstation A physical address that is assigned by the manufacturer An alias for the computer name A physical address that is randomly assigned each time the computer is started ANSWER DOWNLOAD EXAMIANS APP