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When transferring a file between two computers, (at least) two acknowledgment strategies are possible. In the first one, the file is chopped up into packets , which are individually acknowledged by the receiver, but the file transfer as a whole is not acknowledged. In the second strategy, the packets are not acknowledged individually, but the entire file is acknowledged when it arrives. Discuss the two approaches.
With the advent and increasing popularity of social networking, individuals are connected to everyone but connecting to no one.
Compute the total time required to transfer a 1000KB file on a 1Mbps link with an RTD of 100msec ans a packet size of 1 KB in the following cases.a).
The latest member of the 802.11 family is 802.11n. What are some immediately noticeable differences between LANs and Wireless LANs?
Research three recent information security breaches. Do main targets seem to be larger or smaller companies? Is there a particular industry which seems predominately targeted?
Several graphic files were transmitted by a e-mail from the unknown source to suspect in the ongoing investigation. Lead investigator provides you these graphics files and tells you that at least four messages must be embedded in them.
Write a two-and-a-half-page paper explaining network management system identified on acurrently-dated vendor website (Cisco, HP, Sun, SolarWinds, CA, Network General, IBM, etc.).
Describe at lease 750 words(in your own words) what is meant by "server farm" and by "virtualization". What is the value of server farms and virtualization to large organization?
A frame rate of 30 fps, and 8 bits for quantisation of each pixel. What is the required bandwidth for the transmission of the uncompressed video stream?
Using Ethernet Network Interface Cards or NICs, diagram simplest connection between two computers which will allow for communications and resource sharing.
Suppose you could multiplex these signals directly onto SONET STS-1 channel how many MP3 songs could be trasmitted simultaneously?
Determine successive values of congestion window in bytes?
Look for the information security body of knowledge(CBK). When you review list of 10 areas in CBK, is policy listed? why do you think this is so?
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