The following is the list of activities, their immediate predecessors, and their expected duration used by a component supplier to automobile manufacturers to plan for QS 9000 (the auto industry version of ISO 9000) certification (registration).6

a. Draw the precedence network.
b. Determine the earliest and latest times, and identify die critical activities and the project duration.

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The List of Activities i a as-9000 Registration Project Immediate Predecessor(s) Estimated Time weeks) Activit Description Appointment of QS-9000 taskforce Preparation of a feasible plan Delegation of responsibilities Searching for a Q5-9000 registrar Preparation of three levels of documentation None 12 aworeness training QS-9000 training of auditors and quality personnel Preparing the plant for QS-9000 registrar Conference with lead auditor 24 Examination of documentarion Internal audit of plant sections Corrective actions of plant sectons Lead audisor and audit team audit plant G, H, J 12 12 Aucit conferenco and correcive action plan Implementation of corrective action plains Lead auditor re-audits corrective actions Lead auditor's recommendation 12