In Chain Procedure the link which does not represent a subject with definite name is known as link.
- AOption (a)
Missing
- BOption (b)
Unsought
- COption (c)
False
- DOption (d)
Sought
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Correct answer
False
Why this answer is correct
The Correct answer is False
Key Points
- Chain indexing is a cost-effective method of facilitating access to terms without duplicating the hierarchical arrangement of the classification within the alphabetical index.
- Ranganathan initially introduced the concept of chain indexing in his 1938 book, "Theory of Library Catalogue."
- Chain indexing was used in the British National Bibliography (BNB) in the 1950s and 1960s until it was replaced by PRECIS-indexing.
- According to Ranganathan, chain indexing is a
- “procedure for deriving class index entry (i.e. subject index entry) which refers from a class to its class number in a more or less mechanical way.'
False Link:
- False Link refers to a link originating from a non-semantic digit, typically an indicator digit.
- A link is a false link if it ends with a connecting symbol or relation device, etc.
- This can be a punctuation mark (in the CC), the digit 0 (zero), or a dot (.).
- These links do not represent a subject but indicate the type of facet that follows.
- Ranganathan also classifies the Time Facet as a False Link, as it may not correspond to a specific verbal heading (CCC-5th ed., Rule KB Number 5, p. 288).
- In the context of the DDC, statutory filler zeroes (to ensure a minimum of three digits) and the dot after the third digit in standard subdivisions are also considered False Links.
- Unsought Link:
- An unsought link refers to a substantive heading that either lacks published material or is unlikely to be sought by library users.
- However, the categorization of an unsought link can vary from one library to another and might depend on the factors listed in the CCC itself (KB3, p. 288).
Sought Link:
- A sought link is neither false nor unsought. The first link is always a sought heading.
- The last link is also a sought heading if it does not conclude with a Time Facet.
- A link from the Time Facet is considered a false link.
- Each sought heading generates one Class Index Entry, so the number of class index entries is contingent on the number of sought headings in the chain.
Upper Link:
- An upper link can be any link except the last one and is associated with broader/narrower terms.
- An upper link for one heading might function as a lower link for another.
- Lower Link:
- A lower link is the link adjacent to its upper link.
Missing Link:
- A missing link is an excluded link in an unmodulated chain. It is an unseen link that lacks its appropriate upper link.