Solve please all questions

Select the correct answer Q1) Modular design is a design philosophy used to Select one: a. Reduce variety at component level b. Design fewer final products c. Reduce customization opportunities d. Reduce variety in product offerings Q2) Sub-system oriented thinking denotes Select one: a. Upgrading the system to the current technology b. Developing knowledge about the system c. Breaking down the work into individual modules Q3) Which of the following are true with respect to stopping a process? Select one: a. Two out of three consecutive points are in zone C b. There are random causes in the observed variations c. The manager felt that it is time to stop the process and make adjustments d. There is a noticeable and a pronounced trend in the plot of the points (4) Which of the following is a valid statement? Select one: a. Providing an efficient service will be costly b. An effective service will ensure high utilization of resources in the system c. Effectiveness and efficiency can go together in a service system d. A low cost service does not guarantee effectiveness of service delivery