Computer Networking TCP is: Connectionless and unreliable Connection orientated and unreliable Operates at the Data Link layer None of these Connection orientated and reliable Connectionless and unreliable Connection orientated and unreliable Operates at the Data Link layer None of these Connection orientated and reliable ANSWER DOWNLOAD EXAMIANS APP
Computer Networking When a group of computers is connected together in a small area without the help of telephone lines, it is called None of these Remote communication network (RCN) Wide area network (WAN) Local area network(LAN) Value added network (VAN) None of these Remote communication network (RCN) Wide area network (WAN) Local area network(LAN) Value added network (VAN) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A terminal multiplexer has six 1200 bps terminals and 'n' 300bps terminals connected to it. The outgoing line is 9600bps. What is the maximum value of n? 8 28 4 16 8 28 4 16 ANSWER DOWNLOAD EXAMIANS APP
Computer Networking To make possible the efficient on-line servicing of many teleprocessing system users on large computer systems, designers are developing virtual storage systems None of these communication systems multiprogramming systems All of these virtual storage systems None of these communication systems multiprogramming systems All of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The difference between a multiplexer and a statistical multiplexer is Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM) None of these Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol Statistical multiplexers need buffers while multiplexers do not need buffers Multiplexers often waste the output link capacity while statistical multiplexers optimize its use Multiplexers use Time Division Multiplexing (TDM) while statistical multiplexers use Frequency Division Multiplexing (FDM) None of these Multiplexer use X.25 protocol, while statistical multiplexers use the Aloha protocol Statistical multiplexers need buffers while multiplexers do not need buffers Multiplexers often waste the output link capacity while statistical multiplexers optimize its use 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) 1/ (1 - F) KIK (1 + F) None of these K I (K - P) P I (K + 1) 1/ (1 - F) KIK (1 + F) None of these ANSWER DOWNLOAD EXAMIANS APP
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