plz base everything on the case study plz dear prof .

CASE STUDY Assume that your company has decided to introduce a software product to track the inventory, handle the sales (e.g., authorize credit/debit card payments), and generate reports about the inventory and sales for a collection of small independent branded items store. Your company are expecting for many updates to the system's functionality because you only been given 3 months with limited budget in hand to develop the system with basic features. The targeted end-users (a branded item store owner and their employees) have minimum knowledge about computers and would like to have a fast turn-around on updates to the functionality of the system. The system is expected to be used by all branch of the branded item store that are located at few malls across Malaysia. The Retail department expect that the software will operate without crashes and failures and will preserve data and item information. Your team is required to measure the quality of a software related to system operation. Quality manager has stated that every 12 hours of continuous operation, only four faults allowed to occur. The manager also instruct two employees shall perform continuous testing during business hours. Questions: 1. Compute failure intensity goal performed by the employees within a day. 2 Identify the categories of information that determine user's perception on reliability of branded item store inventory system. Then, choose and explain at least two factors that m influence in contributing faults in a toy store system. 3 Your team next task is to perform accurate estimation of reliability of branded item store inventory system by providing Operational Profile by using graphical representation. Based on information content in Table 9.1, construct the tree structure of operational profile for toy store system Table 9.1 Per Operation Scope Hour Probability Attribute Operation 461 0.461 Item Registration Stock Item Order 372 0.372 Management Item Stock-out 15 0.015 Item Stock-In 52 0.052 Stock Detail 40 0.04 Administration Reporting 60 0.06 Total 1000 1