TQM tools
Seven basic quality improvement tools given by Kaoru Ishikawa
1. Cause and effect diagram or Fishbone diagram
2. Pareto charts
3. Process mapping such as check sheet
4. Histogram
5. Run charts or control chart
6. Scatter plots
7. Flow chart

Accessioning:
Items purchased are recorded in Accession Register (Stock Register) and the activity is referred to as accessioning.

Call Number:
It is the combination of Class number, Book number, Collection code and Copy number for deciding unique position of each and every document on the shelf.

Collection Formation:
A library organizing its resources in to different collections as per the use or nature of the material.

Facilitators/providers :
The staff working in the library facilitates and provides library services to users.

Information source:
Information sources in print or non-print media, also known as Knowledge Containers.

Life-long self-education
:Learning and teaching (education) process essentially attached with human life.

Mending:
Repairing a slightly damaged printed resource.

Reservation work:
To reserve a book in circulation for a new user needing it.

Re-shelving:
Restoring a used item back on shelf in its proper position.

Technical processing:
It includes, classifying, cataloguing and arranging items in a helpful order.

Trinity:
Combined form of three elements, Books, Readers and Staff combined together make Trinity of Library.

Weeding:
In this process the unserviceable items are sifted from live collection.

PERT & CPM

both given by Morgan R Walker and James E Kelly in 1950's.

Program Evaluation and Review Technique

Critical Path Method

CPM is algorithm noth principle.

PERT is managing the TIME MANAGEMENT and technique for System Analysis.