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Information Sources, Resources and Services:
The term 'Information sources' has two connotations. One is that of the stores or locations in which information kept Therefore, a sources information may be an object, a place, an organisation or a particular person, for example, an encyclopaedia, a database, a warehouse, a library, a telephone number, or an expert. Sources may be personal or impersonal, public or private, passive or interactive, stored locally or remotely, to which immediate or delayed access may be gable# In the second connotation, information sources are virtually indistinguishable form of information channels b cause the latter may be written such as a book, or words in some other printed or processed format, or verbal sounds, ±Ch as a telephone, or data line. In a discussion on information phenomena, the term channel is not reserved for the communication channel as in the telecommunications sense. In fact, in the telecommunications environment, identity of source and channels likely to be less obvious. In accessing to a telecommunications network, forget the ultimate address of the information is usually unknown and irrelevant to the inform, as is the .particular path through which information is delivered.
Measurement: The third method of data collection is measurement where standardized instruments are used to measure variables. For example, scientific instruments such as th
Question: The following diagram shows a C.P.A.-network modeling the stages in the construction project. Each arc is labeled with the letter denoting the activity it represents
Sample and Sampling The sample represents the population of those critical characteristics you plan to study. In other words, if the sample is representative of th'e pop
Question "Schools are open social systems with five important elements which are used to transform the organisational resources into educational outcomes" (a) Describe the
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Question: (a) In what way does e_banking differ from traditional banking in terms of its services they offer? Provide suitable examples where necessary. (b) List and explai
Conventional Shelving: As you may have observed in most libraries, books are kept on open shelves which are usually arranged in parallel rows with passages from 75 to 80 cm
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