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JIT Penalty Scheduling - Expert Level: conceptual clarity JIT Penalty Scheduling EXPERT

This skill evaluation ⚡ worksheet focuses on JIT Penalty Scheduling - a key topic in Scheduling. You'll solve 20 expert-level problems (Worksheet 9 of 10). The primary focus is on conceptual clarity. Master jit penalty scheduling ssc cgl, jit penalty scheduling reasoning tricks, and fast jit penalty scheduling solving through systematic practice.

📝 Worksheet 9 of 10 • 20 questions • ⏱️ Estimated time: 20 minutes • 🎯 Expert level

What you'll learn in this worksheet:
Your progress through JIT Penalty Scheduling
Worksheet 9 of 10 (88% complete)

Question 1

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component B | 47 | 70 | 3 | 16 | | Component D | 39 | 69 | 1 | 14 | | Component A | 49 | 116 | 3 | 20 | | Component C | 38 | 100 | 1 | 14 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component D → Component B → Component C → Component A
2. Calculate completion times and penalties:
- Component D: completes at 39, due 69, early by 30 min → penalty 30
- Component B: completes at 86, due 70, late by 16 min → penalty 256
- Component C: completes at 124, due 100, late by 24 min → penalty 336
- Component A: completes at 173, due 116, late by 57 min → penalty 1140

3. Total penalty: 1762

Answer: 1762 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 2

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component B | 52 | 69 | 1 | 20 | | Component D | 27 | 91 | 4 | 19 | | Component A | 33 | 113 | 4 | 17 | | Component C | 49 | 115 | 2 | 19 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component B → Component D → Component A → Component C
2. Calculate completion times and penalties:
- Component B: completes at 52, due 69, early by 17 min → penalty 17
- Component D: completes at 79, due 91, early by 12 min → penalty 48
- Component A: completes at 112, due 113, early by 1 min → penalty 4
- Component C: completes at 161, due 115, late by 46 min → penalty 874

3. Total penalty: 943

Answer: 943 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 3

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component A | 44 | 114 | 4 | 15 | | Component B | 55 | 80 | 4 | 20 | | Component D | 33 | 71 | 5 | 13 | | Component C | 48 | 108 | 1 | 17 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component D → Component B → Component C → Component A
2. Calculate completion times and penalties:
- Component D: completes at 33, due 71, early by 38 min → penalty 190
- Component B: completes at 88, due 80, late by 8 min → penalty 160
- Component C: completes at 136, due 108, late by 28 min → penalty 476
- Component A: completes at 180, due 114, late by 66 min → penalty 990

3. Total penalty: 1816

Answer: 1816 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 4

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component A | 24 | 68 | 5 | 13 | | Component B | 42 | 121 | 4 | 20 | | Component D | 38 | 72 | 2 | 12 | | Component C | 45 | 119 | 2 | 19 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component A → Component D → Component C → Component B
2. Calculate completion times and penalties:
- Component A: completes at 24, due 68, early by 44 min → penalty 220
- Component D: completes at 62, due 72, early by 10 min → penalty 20
- Component C: completes at 107, due 119, early by 12 min → penalty 24
- Component B: completes at 149, due 121, late by 28 min → penalty 560

3. Total penalty: 824

Answer: 824 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 5

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component C | 48 | 112 | 3 | 13 | | Component D | 60 | 123 | 5 | 16 | | Component A | 34 | 109 | 1 | 14 | | Component B | 49 | 115 | 4 | 17 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component A → Component C → Component B → Component D
2. Calculate completion times and penalties:
- Component A: completes at 34, due 109, early by 75 min → penalty 75
- Component C: completes at 82, due 112, early by 30 min → penalty 90
- Component B: completes at 131, due 115, late by 16 min → penalty 272
- Component D: completes at 191, due 123, late by 68 min → penalty 1088

3. Total penalty: 1525

Answer: 1525 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 6

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component C | 31 | 53 | 5 | 17 | | Component B | 26 | 45 | 2 | 19 | | Component A | 38 | 87 | 2 | 14 | | Component D | 56 | 91 | 4 | 11 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component B → Component C → Component A → Component D
2. Calculate completion times and penalties:
- Component B: completes at 26, due 45, early by 19 min → penalty 38
- Component C: completes at 57, due 53, late by 4 min → penalty 68
- Component A: completes at 95, due 87, late by 8 min → penalty 112
- Component D: completes at 151, due 91, late by 60 min → penalty 660

3. Total penalty: 878

Answer: 878 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 7

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component B | 40 | 117 | 2 | 12 | | Component C | 51 | 66 | 1 | 10 | | Component A | 27 | 61 | 2 | 19 | | Component D | 24 | 90 | 5 | 18 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component A → Component C → Component D → Component B
2. Calculate completion times and penalties:
- Component A: completes at 27, due 61, early by 34 min → penalty 68
- Component C: completes at 78, due 66, late by 12 min → penalty 120
- Component D: completes at 102, due 90, late by 12 min → penalty 216
- Component B: completes at 142, due 117, late by 25 min → penalty 300

3. Total penalty: 704

Answer: 704 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 8

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component D | 40 | 65 | 3 | 18 | | Component A | 37 | 71 | 1 | 17 | | Component B | 57 | 112 | 4 | 10 | | Component C | 48 | 120 | 1 | 14 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component D → Component A → Component B → Component C
2. Calculate completion times and penalties:
- Component D: completes at 40, due 65, early by 25 min → penalty 75
- Component A: completes at 77, due 71, late by 6 min → penalty 102
- Component B: completes at 134, due 112, late by 22 min → penalty 220
- Component C: completes at 182, due 120, late by 62 min → penalty 868

3. Total penalty: 1265

Answer: 1265 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 9

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component B | 60 | 124 | 1 | 20 | | Component C | 34 | 109 | 2 | 17 | | Component A | 26 | 40 | 4 | 13 | | Component D | 47 | 59 | 2 | 14 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component A → Component D → Component C → Component B
2. Calculate completion times and penalties:
- Component A: completes at 26, due 40, early by 14 min → penalty 56
- Component D: completes at 73, due 59, late by 14 min → penalty 196
- Component C: completes at 107, due 109, early by 2 min → penalty 4
- Component B: completes at 167, due 124, late by 43 min → penalty 860

3. Total penalty: 1116

Answer: 1116 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 10

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component B | 48 | 122 | 1 | 15 | | Component C | 34 | 98 | 1 | 18 | | Component A | 59 | 132 | 4 | 19 | | Component D | 55 | 128 | 1 | 11 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component C → Component B → Component D → Component A
2. Calculate completion times and penalties:
- Component C: completes at 34, due 98, early by 64 min → penalty 64
- Component B: completes at 82, due 122, early by 40 min → penalty 40
- Component D: completes at 137, due 128, late by 9 min → penalty 99
- Component A: completes at 196, due 132, late by 64 min → penalty 1216

3. Total penalty: 1419

Answer: 1419 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 11

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component A | 44 | 69 | 4 | 18 | | Component D | 25 | 91 | 5 | 10 | | Component C | 37 | 114 | 4 | 12 | | Component B | 46 | 78 | 2 | 16 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component A → Component B → Component D → Component C
2. Calculate completion times and penalties:
- Component A: completes at 44, due 69, early by 25 min → penalty 100
- Component B: completes at 90, due 78, late by 12 min → penalty 192
- Component D: completes at 115, due 91, late by 24 min → penalty 240
- Component C: completes at 152, due 114, late by 38 min → penalty 456

3. Total penalty: 988

Answer: 988 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 12

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component C | 25 | 35 | 1 | 15 | | Component B | 34 | 60 | 4 | 17 | | Component D | 40 | 62 | 4 | 16 | | Component A | 47 | 70 | 1 | 12 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component C → Component B → Component D → Component A
2. Calculate completion times and penalties:
- Component C: completes at 25, due 35, early by 10 min → penalty 10
- Component B: completes at 59, due 60, early by 1 min → penalty 4
- Component D: completes at 99, due 62, late by 37 min → penalty 592
- Component A: completes at 146, due 70, late by 76 min → penalty 912

3. Total penalty: 1518

Answer: 1518 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 13

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component A | 49 | 62 | 1 | 12 | | Component D | 56 | 91 | 2 | 10 | | Component C | 41 | 95 | 5 | 16 | | Component B | 27 | 40 | 5 | 17 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component B → Component A → Component D → Component C
2. Calculate completion times and penalties:
- Component B: completes at 27, due 40, early by 13 min → penalty 65
- Component A: completes at 76, due 62, late by 14 min → penalty 168
- Component D: completes at 132, due 91, late by 41 min → penalty 410
- Component C: completes at 173, due 95, late by 78 min → penalty 1248

3. Total penalty: 1891

Answer: 1891 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 14

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component D | 52 | 101 | 3 | 17 | | Component B | 49 | 112 | 4 | 14 | | Component C | 25 | 48 | 1 | 18 | | Component A | 23 | 46 | 4 | 17 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component A → Component C → Component D → Component B
2. Calculate completion times and penalties:
- Component A: completes at 23, due 46, early by 23 min → penalty 92
- Component C: completes exactly on time → penalty 0
- Component D: completes at 100, due 101, early by 1 min → penalty 3
- Component B: completes at 149, due 112, late by 37 min → penalty 518

3. Total penalty: 613

Answer: 613 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 15

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component D | 21 | 47 | 2 | 12 | | Component A | 31 | 111 | 3 | 13 | | Component B | 43 | 117 | 4 | 14 | | Component C | 21 | 87 | 4 | 13 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component D → Component C → Component A → Component B
2. Calculate completion times and penalties:
- Component D: completes at 21, due 47, early by 26 min → penalty 52
- Component C: completes at 42, due 87, early by 45 min → penalty 180
- Component A: completes at 73, due 111, early by 38 min → penalty 114
- Component B: completes at 116, due 117, early by 1 min → penalty 4

3. Total penalty: 350

Answer: 350 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 16

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component D | 46 | 111 | 1 | 15 | | Component B | 38 | 110 | 1 | 20 | | Component C | 26 | 80 | 3 | 14 | | Component A | 45 | 112 | 1 | 14 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component C → Component B → Component D → Component A
2. Calculate completion times and penalties:
- Component C: completes at 26, due 80, early by 54 min → penalty 162
- Component B: completes at 64, due 110, early by 46 min → penalty 46
- Component D: completes at 110, due 111, early by 1 min → penalty 1
- Component A: completes at 155, due 112, late by 43 min → penalty 602

3. Total penalty: 811

Answer: 811 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 17

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component A | 46 | 119 | 2 | 14 | | Component D | 59 | 83 | 5 | 16 | | Component B | 57 | 103 | 5 | 15 | | Component C | 25 | 52 | 3 | 12 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component C → Component D → Component B → Component A
2. Calculate completion times and penalties:
- Component C: completes at 25, due 52, early by 27 min → penalty 81
- Component D: completes at 84, due 83, late by 1 min → penalty 16
- Component B: completes at 141, due 103, late by 38 min → penalty 570
- Component A: completes at 187, due 119, late by 68 min → penalty 952

3. Total penalty: 1619

Answer: 1619 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 18

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component A | 57 | 89 | 3 | 11 | | Component B | 45 | 66 | 1 | 19 | | Component C | 54 | 91 | 5 | 10 | | Component D | 38 | 77 | 5 | 15 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component B → Component D → Component A → Component C
2. Calculate completion times and penalties:
- Component B: completes at 45, due 66, early by 21 min → penalty 21
- Component D: completes at 83, due 77, late by 6 min → penalty 90
- Component A: completes at 140, due 89, late by 51 min → penalty 561
- Component C: completes at 194, due 91, late by 103 min → penalty 1030

3. Total penalty: 1702

Answer: 1702 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 19

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component A | 29 | 63 | 1 | 18 | | Component D | 56 | 120 | 2 | 19 | | Component B | 22 | 53 | 3 | 20 | | Component C | 40 | 119 | 3 | 10 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component B → Component A → Component C → Component D
2. Calculate completion times and penalties:
- Component B: completes at 22, due 53, early by 31 min → penalty 93
- Component A: completes at 51, due 63, early by 12 min → penalty 12
- Component C: completes at 91, due 119, early by 28 min → penalty 84
- Component D: completes at 147, due 120, late by 27 min → penalty 513

3. Total penalty: 702

Answer: 702 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.

Question 20

A JIT manufacturing system has 4 jobs with the following data: | Job | Processing (min) | Due Date (min) | Early Penalty/min | Late Penalty/min | |-----|-----------------|----------------|-------------------|------------------| | Component D | 56 | 87 | 2 | 17 | | Component A | 58 | 105 | 2 | 15 | | Component B | 39 | 100 | 4 | 13 | | Component C | 48 | 81 | 2 | 19 | Using the Earliest Due Date (EDD) sequencing rule, what is the total penalty incurred?
Step-by-step solution (JIT Penalty Calculation):

1. EDD Sequence: Component C → Component D → Component B → Component A
2. Calculate completion times and penalties:
- Component C: completes at 48, due 81, early by 33 min → penalty 66
- Component D: completes at 104, due 87, late by 17 min → penalty 289
- Component B: completes at 143, due 100, late by 43 min → penalty 559
- Component A: completes at 201, due 105, late by 96 min → penalty 1440

3. Total penalty: 2354

Answer: 2354 penalty points

Key Strategy: JIT scheduling minimizes total earliness + tardiness penalties, balancing inventory costs and customer satisfaction.
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