Industrial Engineering Important Questions | Unit-wise R23 Exam Guide
Industrial Engineering focuses on improving productivity, optimizing systems, reducing costs, and ensuring efficient operations in industries. It combines engineering principles with management practices to design better workflows and systems. To help students prepare effectively, here is a clear, unit-wise list of Industrial Engineering important questions following the exam-focused pattern.
Industrial Engineering Important Questions for R23 JNTU Students (Unit-Wise)
Unit 1: Introduction to Industrial Engineering & Productivity
Key Theory Questions
What is Industrial Engineering?
Explain the scope of Industrial Engineering.
Describe the objectives of Industrial Engineering.
What is productivity?
Explain factors affecting productivity.
What is work study?
Explain the basic steps of method study.
What is process charting?
Describe flow process charts.
What is micro motion study?
What are therbligs?
Explain continuous and discontinuous processes.
What are productivity improvement techniques?
What is value engineering?
Explain the concept of ergonomics.
What is job design?
What is work sampling?
Describe the role of an industrial engineer.
What is motion economy?
Define standard time.
What is work content?
Explain work measurement.
What is activity analysis?
Explain the difference between method study and work measurement.
What is workplace layout?
Numerical Focus Question
Productivity calculation based on output and input.
Standard time computation using performance rating and allowances.
Work sampling estimate calculations.
Efficiency and utilization calculations.
Time study numerical with observed readings.
Work content calculation.
Method study improvement percentage.
Delay percentage calculations.
Unit 2: Plant Layout & Material Handling
Key Theory Questions
What is plant layout?
Explain the principles of plant layout.
What is product layout?
What is process layout?
Explain fixed position layout.
What is cellular layout?
Describe advantages of good plant layout.
What is line balancing?
Explain material handling.
What are material handling principles?
Describe types of conveyors.
What is AGV (Automated Guided Vehicle)?
Explain FMS layout.
What is warehouse layout?
Describe forklift uses.
What is storage system design?
What are unit load principles?
Explain the selection of material handling equipment.
What is distance matrix?
Describe layout optimization.
What is systematic layout planning?
What is cross docking?
What are cranes and hoists?
What is layout scoring?
Explain workstation design.
Numerical Focus Question
Line balancing problem to minimize idle time.
Transportation effort calculation in layout design.
Optimum load size calculation.
Conveyor speed calculations.
Average distance traveled in plant.
Unit 3: Production Planning & Control (PPC)
Key Theory Questions
What is Production Planning?
What is Production Control?
Objectives of PPC.
Explain routing.
What is scheduling?
What is loading?
Describe dispatching.
What is follow-up?
Explain MRP (Material Requirement Planning).
What is master production schedule?
Explain forecasting techniques.
What is aggregate planning?
What is EOQ?
Describe safety stock.
What is reorder point?
Explain inventory turnover.
What is job shop scheduling?
Explain Gantt charts.
What is capacity planning?
What is production strategy?
Explain JIT production.
What is Kanban?
Describe lean manufacturing.
What is takt time?
Explain bottleneck analysis.
Numerical Focus Question
EOQ calculation.
Reorder point calculation.
Forecasting using moving average.
Scheduling problems (job sequencing).
Inventory carrying cost calculation.
Unit 4: Quality Control & Reliability Engineering
Key Theory Questions
What is quality?
Explain Total Quality Management (TQM).
What is SPC (Statistical Process Control)?
Describe control charts.
What is process capability?
What are XÌ„ and R charts?
Explain acceptance sampling.
What is AQL?
Explain ISO 9001.
What is six sigma?
Define defect and defectives.
What is reliability?
Explain failure rate.
What is MTBF?
Describe preventive maintenance.
What is quality cost?
Explain cause-and-effect diagram.
What is calibration?
Define process variation.
What is Pareto analysis?
What is fishbone diagram?
What is 7 QC tools?
Explain benchmarking.
What is process audit?
Describe control limits.
Numerical Focus Question
Control chart calculations.
Process capability index.
Reliability probability calculations.
Acceptance sampling probability.
Mean and range calculations for QC.
Unit 5: Operations Research & Optimization
Key Theory Questions
What is Operations Research?
Explain the role of OR in Industrial Engineering.
What is linear programming?
Explain graphical method.
What is transportation problem?
Describe assignment problem.
What is queuing theory?
Explain simulation.
What is decision theory?
What is inventory model?
Explain cost minimization.
Describe game theory basics.
What is dynamic programming?
Explain simplex method (conceptual).
What is replacement theory?
What is network analysis?
Explain PERT.
Explain CPM.
What is critical path?
What is slack time?
What is optimization?
Explain forecasting in OR.
What is heuristic method?
What is sequencing?
Describe transportation optimization.
Numerical Focus Question
LP optimization (graphical).
Transportation cost minimization.
Assignment problem optimization.
Queuing system calculation.
Critical path and project duration.
Preparation Tips for Industrial Engineering
Understand diagrams for plant layout, charts, and workflows.
Practice numerical problems daily from PPC, OR, and quality control.
Use simple tables to remember forecasting and inventory formulas.
Revise definitions regularly — many short questions come from basics.
Practice previous question papers for familiarity.
Observe real industries (case studies) to strengthen conceptual clarity.
Conclusion
Industrial Engineering plays an essential role in improving productivity, reducing costs, and designing efficient systems. By practicing unit-wise Industrial Engineering important questions, students can strengthen fundamentals and score better in exams. Consistent revision and numerical practice make Industrial Engineering easier and more practical to understand.
