The police maintain a table in a database with feilds name car numbers owner names and address. they use this Table to track down the offenders or traffic violators. But they are confused among the fields and not able to decide.Which feild is to be chosen to set as a primary key.According to you ,which field can be designed as primary key?(option=Address,car numbers)
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Answer:
The tension between individual privacy and law enforcement or national security interests has been an enduring force in American life, its origins long predating the advent of new media or current technologies. Nowhere else is the tension between “it’s none of your business” and “what have you got to hide” so easily seen.1
Although these tensions predate the information revolution, new technologies, new societal contexts, and new circumstances have sharply intensified that conflict, and even changed its focus. Section 9.1 focuses on the uses of information technology in law enforcement and discusses the pressures that such uses place on individual privacy. Section 9.2 does the same for national security and intelligence.
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As an illustration of the latter, Houston police chief Harold Hurtt referred to a proposal to place surveillance cameras in apartment complexes, downtown streets, shopping malls, and even private homes to fight crime during a shortage of police officers and told reporters at a police briefing, “I know a lot of people are concerned about Big Brother, but my response to that is, if you are not doing anything wrong, why should you worry about it?” See Pam Easton, “Houston Eyes Cameras at Apartment Complexes,” Associated Press Newswire, February 15, 2006.