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telecommunication technologiestelecommunication today involves microprocessors digitization of information audio video and text and its
impact of new technologies on information servicesthe influence of information technology on the provision of information services and on
context setting context setting implies that the significance and inter-relatedness of individual dataitems be made explicit and piece of
information for innovation innovation is based on new ideas and new combination of old ideas the utility of which is tested with applications
the user interface user interfaces are mechanisms built into information systems and services to enable the users to utilise these services in
information analysisinformation analysis is done for improving the authenticity and usability of information this is done by specialists in the
subject analysissubject analysis is one of the longest established forms of added value in information services it extends to the intellectual
selection and packagingadded value is often claimed for information services on the grounds that they bring together in a convenient form items of
advantages of information servicesthere are a number of advantages in the value addition of information services taylor suggests three of
value-added information services value-added is a term now widely and increasingly used in the context of information systems and services it
document delivery servicesinformation searches conducted by library or information specialists from databases usually are from bibliographic much
literature search servicesliterature search service is considered as an extension of reference service an important aspect of literature search
selective dissemination of information sdiselective dissemination of information is a method of supplying each user or a group of users with the
current awareness servicescurrent awareness services are designed to keep the user abreast of information in thier area of work or interest that
referral services referral services are to be distinguished from reference service discussed earlier referral services do not provide the user
reference servicesreference services help the user define and identify his query correctly bearing in mind how he intends to use the
different types of information servicesmodem libraries and information centres provide a variety of documentation and information services to
efficient library managementthese-functions are carried out by any reasonably efficient library the emphasis the definition is on the provision of
information sources resources and servicesthe term information sources has two connotations one is that of the stores or locations in which
information servicesin the earlier unit of this block block 1 unit 1 you have learnt about the concept and need for information in this context it
general observationslarge scale use of information in all countries by a wide cross section of people has resulted in the coming of terms like
professionalsprofessionals like medical and legal practitioners need information to pursue their vocations the physicians cannot afford to ignore
purpose of informationa researcher needs information for three purposes to keep up with new developments in his area of interest to get
education and research i students need information relating to their academic pursuits ii teachers need information for imparting
need for information everybody needs information for some purpose or the other when you want to travel you need information about routes