LTA Materials Processing and Preservation 5 — Questions and Answers
Question 1: Which temperature range is recommended for general library stack areas to balance preservation and patron comfort?
- 50–55°F (10–13°C)
- 60–65°F (16–18°C)
- 65–70°F (18–21°C) (Correct answer)
- 75–80°F (24–27°C)
Correct answer: 65–70°F (18–21°C)
65–70°F is widely recommended as a compromise between preservation goals and human occupancy comfort in general collections.
Question 2: What is the primary difference between conservation and preservation in library science?
- Conservation is digital; preservation is physical
- Preservation refers to broad preventive strategies; conservation involves hands-on treatment of individual items (Correct answer)
- Conservation applies only to rare books; preservation to all materials
- Preservation focuses on patron access; conservation on metadata
Correct answer: Preservation refers to broad preventive strategies; conservation involves hands-on treatment of individual items
Preservation encompasses environmental controls, storage, and policies, while conservation involves physical intervention on specific deteriorated items.
Question 3: A library technician notices a book has a red rot condition on its leather binding. What does red rot indicate?
- Mold growth on the surface of the leather
- Advanced deterioration of vegetable-tanned leather caused by sulfur dioxide and acids (Correct answer)
- Iron gall ink corrosion bleeding through the cover
- Dye transfer from an adjacent item
Correct answer: Advanced deterioration of vegetable-tanned leather caused by sulfur dioxide and acids
Red rot is a powdery, advanced deterioration of vegetable-tanned leather caused by acidic pollutants, rendering the leather structurally weak.
Question 4: Which filing rule is used in most US libraries when alphabetizing entries that begin with 'Mc' or 'Mac'?
- File 'Mc' and 'Mac' as if they were both spelled 'Mac'
- File exactly as spelled, so 'Mc' entries precede 'Mac' entries (Correct answer)
- File all 'Mc'/'Mac' entries under 'M' only
- Ignore the prefix and file by the next word
Correct answer: File exactly as spelled, so 'Mc' entries precede 'Mac' entries
ALA filing rules specify filing letter-by-letter as spelled, so 'McArthur' and 'MacArthur' file differently based on exact spelling.
Question 5: When discarding a damaged item from the collection (weeding for condition), which step should a library technician complete first?
- Remove the item from the shelf and place it in recycling
- Withdraw the item's record from the catalog and ILS holdings (Correct answer)
- Cover the barcode and ownership stamps
- Contact the vendor for a replacement copy
Correct answer: Withdraw the item's record from the catalog and ILS holdings
The bibliographic and holdings records must be withdrawn from the ILS first to prevent patrons from searching for or placing holds on an item that no longer exists.
Question 6: What is the role of silica gel in storage enclosures for library and archival materials?
- It absorbs pollutant gases like sulfur dioxide
- It acts as a humidity buffer to maintain stable relative humidity levels (Correct answer)
- It kills mold spores on contact
- It blocks UV light from reaching documents
Correct answer: It acts as a humidity buffer to maintain stable relative humidity levels
Silica gel absorbs or releases moisture to buffer humidity fluctuations inside sealed enclosures, protecting materials from rapid RH changes.
Question 7: Which of the following best describes 'integrated pest management' (IPM) in a library context?
- Using pesticide sprays quarterly throughout the building
- A preventive strategy combining monitoring, sanitation, and minimal chemical intervention to control pests (Correct answer)
- Sealing all windows to prevent insect entry
- Hiring an exterminator to treat the building annually
Correct answer: A preventive strategy combining monitoring, sanitation, and minimal chemical intervention to control pests
IPM combines environmental controls, regular monitoring, and targeted treatments to prevent pest damage with minimal use of harmful chemicals.
LTA Materials Processing and Preservation 5
Which temperature range is recommended for general library stack areas to balance preservation and patron comfort?