Software Engineering Answers

What is the minimum distance between learn and dream? Write out each operation needed and how the word changed

why is it important for a to determine computer specification in troubleshooting malfunctioning computer

1.Give details and explain the cause of the Facebook, Whatsapp and Instagram blackout which occured some few days ago. it should be not less than one page.

System, such as ShopSavvy(shopsavvy.com), allows people to purchase goods from over 40,000 stores via a single application. Suppose two system maintenance requests have emerged for mobile shopping applications in following situations: Situation 1:A new payment method (e.g., Bitcoins) is needed to be added to mobile shopping application. Situation 2:This is based on mixed payment method.customer can use multiple payment ways in a single transaction, such as credit card or gift card. Suppose a customer decides to pay using both. customer first pays a portion of full amount through gift card and then balance using credit card. In this case, it has been identified that mobile shopping application incorrectly charges the amount paid on credit card instead of balance before completing transaction.

a.Specify what categories of system maintenance are described above.

b.Assume that you are performing an impact analysis of changes.Identify consequence that could occur due to each of changes requested above. 

Assume you are performing preliminary security risk assessment. 

1.The first step in performing a preliminary risk assessment is asset identification. 

List down three assets you identify in the mobile shopping application when conducting the preliminary risk assessment.

2.Identify two possible security risks associated with the mobile shopping application and propose a system requirement that might reduce each of those risks.

Create a use case diagram for an online shopping platform :

1. A customer creates an order. The customer can then add or delete items to or from the order, respectively.

2. An order is submitted with the customer's name, address and the form of payment (bank transfer, credit card or cash). A submitted order also includes the ordered items and their quantities, and the price, weight and dimension (cubic volume) of each item.

3. Upon receiving an order, the order processing staff will arrange the distribution of goods and formulate a delivery plan. The delivery date and delivery requirements (e.g. express delivery, safe packaging, proof of delivery) will also be specified in the delivery plan.

4. Dispatchers receive the orders from the order processing staff. A dispatcher then delivers the goods to the delivery address. When the customers receive the goods, they need to sign a delivery slip.

5. Once the delivery slip was received, the order processing staff reconfirms the delivery with the customer.