Just-in-Time and Lean Production Systems

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Reference no: EM133960351

Question

JIT AND LEAN PRODUCTION SYSTEMS

1. Just-in-time (JIT) does NOT include which one of the following?

Fast-throughput manufacturing
Batch sizes of one
Lean manufacturing
High inventory production

2. Visibility measures used in just-in-time (JIT) would NOT include:

Samples of competitor's products, including good and defective items.
Hidden TV cameras to monitor individual staff at work.
Visual control items such as kanban.
Displays showing improvement techniques and checklists.

3. The basic practices underpinning just-in-time (JIT) do NOT include:

Autonomy
Improving quality of working life
Development of staff
A 'them' and 'us' division of labour
Creativity

4. Uses orders derived from the master schedule as the unit of control.

MRP
JIT

5. The flow between each stage in the manufacturing process is pulled by demand from the previous stage.

MRP
JIT

6. Used to signal to a supplier to send materials or parts to a stage.

Vendor kanban
Move or conveyance kanban
Production kanban

7. Levelled scheduling (heijunka) is the Japanese-derived term for levelling the production schedule so that:

Volume and yield are even over time.
Mix and volume level are even over time.
Mix and quality level are even over time.
Mix and yield level are even over time.

8. Which of the following statements about Just-in-Time is correct?

JIT pushes inventory through the operations process.
JIT seeks to reduce inventory in an effort to reduce waste.
JIT will overcome poor component manufacture.
JIT is essential for a company involved in project work.
JIT is only useful in a high product variety environment.

9. Just-in-Time production implies:

An increase in total inventory to cater for the likelihood of more frequent stock-outs.
A wide range of suppliers will be needed to meet increased demand.
That products will be pulled through the operations system to meet customer demand.
That increased complexity means that processes must be controlled using computer-based production systems.
Large batches of similar products will need to be manufactured to increase efficiency.

10. Which one of the following would NOT be considered a prerequisite for successful Just-in-Time production?

Reliable deliveries of defect-free materials
Preventive maintenance of equipment
Low variety of product range
Relative stability of demand
Sophisticated production and materials planning computer systems

Reference no: EM133960351

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