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CMA Intermediate · Operations Management and Strategic Management

Operations Planning for CMA Intermediate Paper 9

Operations Planning is the chapter on deciding how much to produce, with what capacity, where, when and in what sequence. You solve it by learning each planning step in order: forecast demand, set capacity, choose location and layout, plan aggregate output, run MRP, then schedule jobs. Practise the numerical methods and learn definitions.

What this chapter covers

Operations Planning covers how an organisation turns a demand estimate into a working plan for production or service delivery. It starts with what planning is and why it is needed. It then moves through forecasting, capacity, location and layout, aggregate planning, material requirements planning, and finally scheduling and control.

The topics form a chain. The forecast sets the demand you must meet. Capacity decides whether you can meet it. Location and layout decide where and how the work flows. Aggregate planning and the master production schedule turn demand into output plans. MRP turns those plans into material needs, and scheduling decides the order of jobs on machines.

In Paper 9 this chapter sits alongside the other operations management chapters and links to the strategic management part of the paper. Operations decisions support business strategy, so expect questions that ask you to connect a planning choice, such as capacity or location, to a competitive aim like cost, speed or flexibility.

This chapter mixes theory with small calculations, which makes it a good place to score. Theory parts such as definitions, features, advantages and limitations are easy to prepare and suit both the 2-mark MCQs in Section A and descriptive answers. Numerical parts such as forecasting methods, sequencing rules and simple MRP tables follow fixed steps, so you can earn full marks with practice. Because the topics connect, understanding one also helps you answer questions on the others.

Operations Planning: topics in the order to study them

  1. 1Introduction to Operations PlanningIt gives you the vocabulary and the overall planning flow that every later topic builds on.
  2. 2Forecasting Demand for OperationsEvery plan starts with a demand estimate, so you need forecasting before capacity or output decisions.
  3. 3Capacity PlanningOnce demand is estimated, you test whether the organisation can meet it and how to adjust capacity.
  4. 4Facility Location and Layout PlanningLocation and layout follow capacity decisions, since they decide where the capacity sits and how work flows.
  5. 5Aggregate Planning and Master Production ScheduleThis turns forecast and capacity into overall output plans and then into specific product schedules.
  6. 6Material Requirements Planning and MRP IIMRP needs the master production schedule as its input, so it comes after aggregate planning.
  7. 7Scheduling, Sequencing and Production ControlThis is the shop-floor end of planning, where plans become job orders and are monitored, so it comes last.

How to prepare Operations Planning

Treat this chapter as a planning chain. Learn the theory first, then practise the numerical methods until the steps are automatic.

  1. Read the introduction and write a one-page flow showing how forecasting, capacity, location, aggregate planning, MRP and scheduling connect.
  2. For each topic, make short notes on definition, objectives, types, advantages and limitations. These answer most MCQs and theory questions.
  3. For forecasting, practise moving average, weighted moving average and exponential smoothing on small data sets. Write each step of the calculation in your answer.
  4. Practise simple aggregate planning cost comparisons, MRP tables and sequencing rules. Use a neat table every time so you earn step marks.
  5. Learn the difference pairs: product versus process layout, chase versus level strategy, MRP versus MRP II, and similar contrasts.
  6. Solve past MCQs and question-paper problems, then check where you lost marks: concept, arithmetic or presentation.
  7. In the last week, revise only your notes, formulas and difference pairs.

Common mistakes in Operations Planning

  • Memorising topics separately without seeing the planning chain.

    Fix: Draw the flow from forecast to scheduling and state which output feeds the next step.

  • Skipping steps in forecasting and sequencing problems.

    Fix: Show the formula, the substitution and the result in a table so you earn step marks.

  • Confusing similar terms such as MRP and MRP II or product and process layout.

    Fix: Keep a short difference table for each pair and revise it before the exam.

  • Writing generic theory answers with no operations context.

    Fix: Add one practical example, such as a factory or service outlet, and link the choice to cost, speed or flexibility.

  • Ignoring the MCQ section until the end.

    Fix: Practise MCQs on definitions and rule applications with each topic, since Section A is compulsory and carries 30 marks.

Last-day revision: Operations Planning

  • Operations planning matches resources to expected demand over a stated time horizon.
  • Forecasts are rarely exact, so check forecast error when comparing methods.
  • Moving average gives equal weight to the chosen past periods; weighted moving average gives more weight to recent ones.
  • Exponential smoothing: new forecast = old forecast + α × (actual demand − old forecast).
  • Capacity is the maximum output possible in a period; utilisation compares actual output with capacity.
  • Location decisions weigh cost, access to market, suppliers, labour and infrastructure.
  • Product layout suits high-volume standard goods; process layout suits varied, low-volume work.
  • Aggregate planning uses chase, level or mixed strategies to balance output and demand.
  • The master production schedule states what to make, how many and when.
  • MRP works from the master schedule, bill of materials and inventory records.
  • MRP II extends MRP to cover capacity, finance and other resources.
  • Sequencing rules such as FCFS, SPT and earliest due date decide job order.

Operations Planning practice questions

Operations Planning: frequently asked questions

Is Operations Planning more theory or numericals?

It is mostly theory with a few numerical areas, mainly forecasting, aggregate planning, MRP and sequencing. Prepare both, because MCQs can test either. The numerical methods follow fixed steps, so practice pays off.

Which topic should I start with?

Start with the introduction to operations planning, then go to forecasting. Later topics depend on demand estimates, so this order makes the chain easier to follow.

How do I score step marks in numerical answers?

Write the formula, show the substitution and present the working in a clear table. State the final answer with its unit, and add a one-line interpretation where the question asks for a decision.

How should I prepare for MCQs from this chapter?

Learn definitions, features and difference pairs, and practise small calculations. Section A has 15 questions of 2 marks each, and the ICMAI papers do not provide for negative marking, so attempt every question.