Computer Networking If digital data rate of 9600 bps is encoded using 8-level phase shift keying (PSK) method, the modulation rate is 4800 bands 9600 bands None of these 3200 bands 1200 bands 4800 bands 9600 bands None of these 3200 bands 1200 bands ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which switch is a multistage switch with micro switches at each stage that route the packets based on the output port represented as a binary string? Banyan switch Packet switch Multistage crossbar Crossbar switch Banyan switch Packet switch Multistage crossbar Crossbar switch ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following data transmission media has the largest terrestrial range without the use of repeaters or other devices? Hardwiring None of these Microwave Laser Satellite Hardwiring None of these Microwave Laser Satellite ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Data link layer retransmits the damaged frames in most networks. If the probability of a frame's being damaged is p, what is the mean number of transmissions required to send a frame if acknowledgements are never lost. K I (K - P) P I (K + 1) None of these 1/ (1 - F) KIK (1 + F) K I (K - P) P I (K + 1) None of these 1/ (1 - F) KIK (1 + F) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following encapsulates PPP frames in Ethernet frames and uses common PPP features like authentication, encryption, and compression? PPPoA PPPoE Token Ring PPP PPPoA PPPoE Token Ring PPP ANSWER DOWNLOAD EXAMIANS APP
Computer Networking Which of the following commands will configure all the default VTY ports on a router? Router (config) #line vty all Router#line vty 0 4 Router (config) #line vty 0 4 Router (config-if) #line console 0 Router (config) #line vty all Router#line vty 0 4 Router (config) #line vty 0 4 Router (config-if) #line console 0 ANSWER DOWNLOAD EXAMIANS APP
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