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. P I (K + 1) None of these K I (K - P) 1/ (1 - F) KIK (1 + F) P I (K + 1) None of these K I (K - P) 1/ (1 - F) KIK (1 + F) ANSWER DOWNLOAD EXAMIANS APP
Computer Networking In cyclic redundancy checking what is the CRC? the dividend None of these the divisor the quotient the remainder the dividend None of these the divisor the quotient the remainder ANSWER DOWNLOAD EXAMIANS APP
Computer Networking The main difference between TCP and UDP is All of these UDP is connection oriented where as TCP is datagram service None of these UDP is a datagram where as TCP is a connection oriented service TCP is an Internet protocol where as UDP is an ATM protocol All of these UDP is connection oriented where as TCP is datagram service None of these UDP is a datagram where as TCP is a connection oriented service TCP is an Internet protocol where as UDP is an ATM protocol ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What is the name of the network topology in which there are bi-directional links between each possible node? Ring Tree Star None of these Mesh Ring Tree Star None of these Mesh ANSWER DOWNLOAD EXAMIANS APP
Computer Networking A T-switch is used to rearrange the connections between computing equipment control how messages are passed between computers echo every character that is received transmit characters one at a time None of these rearrange the connections between computing equipment control how messages are passed between computers echo every character that is received transmit characters one at a time None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Networking What are reasons for creating OSPF in a hierarchical design?1. To decrease routing overhead2. To speed up convergence3. To confine network instability to single areas of the network4. To make configuring OSPF easier 2, 3 nd 4 3 only 1, 2 and 3 3 and 4 2, 3 nd 4 3 only 1, 2 and 3 3 and 4 ANSWER DOWNLOAD EXAMIANS APP
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