Exam starts in about 1 hours and it is 40 minutes exam.Exam will be 60 points possible (6 areas of problems calculations- 1 area from Ch. 2 and 5 problem areas from Ch. 3)attached ch 2 and ch 3 slidesText book :Shukla, P. K. Operations Management McGraw Hill Create, 2019. Publisher: McGraw Hill Create, Year Published: 2019, ISBN-10: 1307421148 ISBN-13: 9781307421149.Chapter 2will have problems and calculations which involve the calculation of productivity measures: total factor, multifactor, and partial (where the 2 or more inputs of interest are identified). Know how to calculate productivity measures where output is calculated in units and is also calculated in total dollars or revenue (units of output * selling price). Know how to calculate labor productivity measures where labor is in units of labor hours and in labor dollars (labor hours * wages).Chapter 31. Know how to do a simple moving average forecast2. Know how to do a weighted moving average3. Know how to do a calculation of line of best fit single variable linear regression with time period as the independent variable and use the regression equation to predict sales for a future time period, You only need to identify the regression equation and predicted sales value.4. Know how to do a forecast with seasonal index, whereyou are given Year 1 quarterly sales data, overall yearly sales expected for Year 2 and are asked to forecast the Year 2 quarterly sales forecast using the Year 1 seasonal index.