Before we attempt to describe various peripherals of a computer system, it is pertinent to define briefly what hardware and software mean, and how many types of computers there are in general that might be necessary for establishing an integrated online library system. Hardware It is the physical, mechanical, magnetic, electronic and electrical component of […]
Artificial intelligence (AI) is a term used in various ways by experts from different disciplines, such as mathematicians, computer programmers, and information and communication experts. AI has no single, widely recognized definition. According to Hilker (1986, p. 15), AI is a branch of computer science that focuses on the ability of computers to perform intelligent
A subject heading is a team or a word or group of words or group of words used in a catalog, bibliography, or index expressing or representing the subject content of a book article or other reading material. Determination Formulation of subject heading is a process of subject or knowledge classification. In determining the subject,
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When all the internal activities of the library are organized mainly through computers, the system is called automated library system. The main internal functions of a library are access control, cataloguing, transaction control, journalingand periodical control. Also currently considered are automated library systems for information retrieval, automated and semi-automated digitization, networking, etc. In addition to
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A catalog is an inventory of books, magazines, journals, pamphlets, monographs, audio-visual aids, and other materials held by a specific library, a collection of libraries (in the case of a union catalogue), or a private collection that includes specific items of bibliographical information, such as author, title, edition, imprint, collation, etc. in printed, microfiche, automated,
When the form of a catalogue can be determined only by viewing its physical or outer appearance, it is called the physical form of a catalogue. The best physical form of catalogue should possess as many as possible of the following attributes: We can easily tell if a catalogue is in book, card, microfiche or
A Digital Object Identifier (DOI) is a unique code assigned to digital objects like academic articles, datasets, and other types of media. It serves as a permanent link to the object’s location on the internet. DOIs are standardized by the International DOI Foundation, which ensures that the DOI link remains valid even if the web
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We face various problems while doing any work. An analysis is needed to determine what methods or procedures need to be adopted to solve these problems. A method analyst is one who analyzes this process. And a systems analyst never takes decisions based on information from various departmental, individual sources; in systems analysis, he uses
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Libraries experienced significant changes after the CDS/ISIS system of the 1980s. The 1968 Library of Congress MARC1 and MARC2 programs were key developments during this period. The introduction of the Internet brought about a major transformation in the library world, with widespread internet usage in libraries starting around 1990 and becoming prevalent by 1997–98. This
A correlation is a statistical measure that shows the relationship between two variables. It measures how much a change in one variable is linked to a change in another. A positive correlation means that as one variable increases, the other also increases, while a negative correlation means that as one variable increases, the other decreases.
Correlation II Types II Value Range II How Correlation Works in Information Science Read More »
