• 1. Taxi drivers for SSM Gold cabs company are supposed to keep their cars/vans in good repair. If a driver detects a malfunction, he or she is required to request repairs from the company shop immediately. At the shop, a repair order is prepared and a mechanic is assigned according to availability status from the mechanic master file. The assigned mechanic diagnoses the problem for the specific vehicle type and also verifies the vehicle in the vehicle master file, orders parts, and performs the repairs. Parts information is stored in the parts master file. Parts come from the parts inventory. After repairs are made, the mechanic submits hours and charges to accounting and releases the vehicle to the driver. The mechanic also updates the vehicle master file with the repair specifics and records the mileage. Accounting sends charges to the appropriate division and notifies the driver of the amount of charges made to the vehicle. Prepare the appropriate data flow diagrams that describe the foregoing processes. The first DD should be a context level diagram. The reamining DFDs should decompose the request repair process of the context diagram into its appropriate components [15] 2. For problem 1, making the necessary assumptions as needed , prepare an appropriate E-R diagram. Indicate the rationale for your assumptions and ensure your E-R diagram is made according to the required formatting. [10] 3. For the following situation, you are required to produce the associated decision table. "You are a student tring to determine which graduate programs to apply to. You are interested in an institution on the west coast of North America, but if the program is in the top 10 in the country, you would be willing to consider other locations. You are interested in either an MBA or a Masters in AI. An MBA program nust have at least two well known faculty members and meet your location requirements.As well any program you apply for must have financial aid available unless you are awarded a scholarship."