Q1. The Managing Director of a chocolate company has decided to start a new product line (chocolates with filling). New machinery has to be installed. There are three processes to install the new machine. Construction, electrical and training. Some of these processes can occur simultaneously and some of them must be in sequence. There are three people for each process respectively. The Master mason is in charge of construction, the Master electrician is in charge of electrical and the Master chocolatier is in charge of training. Which of these three will have to be monitored closely so that the bakery can start making the new chocolates as early as possible?

(i) The Master mason has to build a space for the machinery. It will take four weeks.

(ii) The Master electrician can take care of the wiring for the new machinery without the machine. It will take three weeks.

(iii) Once a space has been made by the Master mason, the machinery which has been delivered already can be installed in the space.

(iv) The Master mason will take care of exhaust ducts for the new machinery. This will take three weeks.

(v) The Master electrician will set about connecting the new machinery to the electrical wires. This will take two weeks.

(vi) Andrew, the Master chocolatier will take his annual holiday for five weeks while the Master electrician and the Master mason are at work.

(vii) The Master electrician will have to shut down operations at the bakery to take care of the wiring for the increased load of the new machinery. This should take two weeks. During this time nobody will be able to work.

(viii) The Master mason will have to make a storage space for the new line of chocolates. This will take two weeks.

(ix) The Master electrician will have to connect the new refrigerator and other storage equipment when the storage space is ready. This will take three weeks.

(x) The Master chocolatier can start the training without electricity on the new machinery as soon as it is installed. This will take three weeks.

(xi) The Master chocolatier will finish the training on the new machinery after it has been connected to electricity. This will take two weeks.

(xii) The company can start producing filled chocolates once the training is over, the storage for the filled chocolates is ready, the machinery installed and connected to electricity.