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Advantages of Microforms - ✔✔Storage space, preservation of record, duplication ease,
distribution costs, making of additional copies, coding and indexing capability.
Microfilm - ✔✔A photographic image on a roll of 16 MM film, reduced in size, of data
that would otherwise be handled in printed form.
Microforms - ✔✔Microfilm, Microfiche, Ultrafiche, Jacket, Aperture card
Computer output microfilm - ✔✔Media on which micro-images are stored.
Access is attained through either manual or automated processes.
Ultrafiche - ✔✔A micro-record that stores very minute-sized images (reduced 90 times
or more)
Micro-opaque - ✔✔A transparent sheet containing images in a grid format (similar to a
microfiche).
Microfiche - ✔✔A small sheet of film, usually about 4 inches by 6 inches in size, on
which microscopic images of documents are stored
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, Data Bank (Data Base) - ✔✔Collection of an entity's data in a computer system.
Open-shelf Unit - ✔✔Up to 50 percent of floor space use generally results form this
physical file system approach
Cracking - ✔✔Act of breaking into a computer network to show off or play a prank.
Horizontal Files - ✔✔Good for storing bulky material best kept in a horizontal position
(often used by architects for drawings, etc.)
Rotary FIles - ✔✔Store a limited amount of material to be readily accessible to an office
worker (Circle-shaped rotatable unit)
Keyboard Access Files - ✔✔File systems set up to facilitate access to documents and
material electronically by keyboard.
Tape Files - ✔✔Special files used to store automated punched paper tape and
keypunched cards.
Optical-mark Scanning - ✔✔Process using an electronic form for the scoring of tests,
recording of data from surveys, etc.
Optical Character Recognition - ✔✔OCR
Machine reading of characters or symbols through us of light-sensitive materials or
devices.
Magnetic-Ink Character Recognition - ✔✔MICR
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