ISRO Mechanical Exam: Industrial Engineering Quiz

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Question 1

In an MRP system, component demand is:

• Aforecasted
• Bestablished by the master production schedule
• Ccalculated by the MRP system from the master production schedule
• Dignored

Question 2

A firm is required to procure three items (P, Q and R). The prices quoted for these items (in Rs.) by suppliers S1, S2 and S3 are given in table. The management policy requires that each item has to be supplied by only one supplier and one supplier supply only one item. The minimum total cost (in Rs.) of procurement to the firm is:

• A350
• B360
• C385
• D395

Question 3

Cars arrive at a service station according to Poisson’s distribution with a mean rate of 5 per hour. The service time per car is exponential with a mean of 10 minutes. At steady state, the average waiting time in the queue is

• A10 minutes
• B20 minutes
• C25 minutes
• D50 minutes

Question 4

A project consists of activities A to M shown in the net in the following figure with the duration of the activities marked in days

The project can be completed

• A between 18, 19 days
• B between 20, 22 days
• C between 24, 26 days
• D between 60, 70 days

Question 5

The symbol used for Transport in work-study is

• A
• B T
• C
• D

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