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What are the main categories based on which applications of computer network can be categorized?
The major areas under which the applications for computer network can be divided are as follows:
Scientific and Technical Computing
-Client Server Model, Distributed Processing
-Parallel Processing, Communication Media
Commercial
-Advertisement, Telemarketing, Teleconferencing
-Worldwide Financial Services
Network for the People (this is the most broadly used application nowadays)
-Telemedicine, Distance Education, Person-to-Person Communication, Access to Remote Information, Interactive Entertainment
Can you Describe what the use of IGMP Protocol is?
PING - Packet Internet Gopher A utility that shows connections to one or more remote hosts. The ping command uses the ICMP echo request and echo reply packets to verify whether
A multimeter is used to measure a sinusoidal signal and reads 2V RMS; what is the peak-to-peak voltage of the signal? A mark will be deducted if you do not quote your answer to 2 s
What is WDM? WDM is conceptually the similar as FDM, except that the multiplexing and demultiplexing includes light signals transmitted by fiber optics channel.
What's the difference among distance vector and link-state protocol?
What is the Terminal Emulation, in which layer it comes? Ans) The use of software, installed on PC or LAN server, that permits the PC to function as if it were dumb terminal dir
What is Stop-and-Wait Protocol? In Stop and wait protocol, sender sends single frame, waits unless it receives confirmation from the receiver (okay to go ahead), and then sends
Q. Explain Stop--and--Wait automatic repeat request? 1. Numbering frames prevents the retaining off duplicate frames. 2. Numbered acknowledgement are needed in case of delay
Determine the command mode necessary to enter the extended ping command Ans) Router#
Can you explain in short what VPN is?
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