9. Some file systems store information in exactly the format created by the user. Others attempt to optimize by compressing the data. Describe how you would implement a compression / decompression mechanism. Such a mechanism necessarily trades execution time overhead against the reduced storage requirements for files. In what circumstances is this trade-off acceptable?

Much has been made of the new web 2.0 phenomenon, including social networking sites and user-created mash-ups. how does web 2.0 change security for the internet? how do secure software development concepts support protecting applications?

How can a broadcast station be received through cable and satellite systems?

Need asap assignment directions: think of an organization (business, religious institution, volunteer organization, sports team) with which you have been involved. imagine outfitting it with an it infrastructure. prepare a plan for what you would do to support outfitting it. draw a map of a network connecting all the individuals, give them pcs and printers, and lay out the design as best you can. the purpose is to begin working with these concepts, not to build a perfect network.