JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B.Tech IV Year II Semester PRODUCTION PLANNING AND CONTROL Previous Question Paper (September - 2020 - R16)
Answer any Five Questions. All Questions Carry Equal Marks.
Main
Explain the various objectives of production Planning and Control (PPC).
Answer
- Optimal Resource Utilization: Ensuring that machines, materials, and labor are utilized to their maximum capacity to minimize waste and idle time.
- Customer Satisfaction: Meeting delivery deadlines by coordinating production schedules with customer demand, thereby enhancing service levels.
- Inventory Management: Maintaining an economic level of inventory (raw materials, work-in-progress, and finished goods) to reduce carrying costs while preventing stock-outs.
- Cost Reduction: Minimizing production costs through efficient planning, reduced setup times, and streamlined material flow.
- Quality Assurance: Integrating quality control measures within the production process to ensure the final product meets specified standards.
- Flexibility: Enabling the production system to adapt to changes in product mix, volume, or design requirements with minimal disruption.
- Coordination: Establishing a seamless link between various departments such as procurement, manufacturing, and sales to ensure a synchronized workflow.
What are the various types of production systems? Explain where each one of them would be applied.
Answer
- Job Shop Production: Characterized by the manufacturing of custom products in small quantities. It requires highly skilled labor and general-purpose machines. Application: Tool rooms, prototype development, and specialized machine shops.
- Batch Production: Involves producing a limited number of identical products in batches. Machines are set up for a specific batch and then reconfigured for the next. Application: Pharmaceutical manufacturing, garment industry, and electronic components.
- Mass Production: Focuses on continuous production of standardized products in large quantities using specialized equipment and assembly lines. Application: Automobile assembly, household appliances, and consumer electronics.
- Continuous Production: A highly automated system where production runs 24/7 without interruption, often used for fluid or bulk materials. Application: Oil refineries, chemical processing plants, and steel mills.
What are the functions of inventory?
Answer
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A company uses 10000 units per year of an item. The purchase price is Rs.1 per item. The ordering cost is Rs.25 per order. The carrying cost per year is 12% of the inventory value. Find: i) The EOQ ii) The number of orders per year iii) If the lead time is 4 weeks and assuming 50 working weeks per year, find the reorder point.
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How route sheets are prepared and outline its uses?
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What is Line of Balance? Explain the procedure for line of balance study.
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What do you understand by “job tickets” with reference to dispatching?
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Differentiate between centralized dispatching and decentralized dispatching.
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Explain about quantitative and qualitative forecasting techniques.
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Distinguish between MRP I and MRP II.
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Discuss about the importance of transportation model.
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Enumerate the need and importance of application of computers in planning and control.
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