Terrell and Monique Anderson run an antique store in their h…

Terrell and Monique Anderson run an antique store in their hometown of Dayton, Ohio. To find items to sell in their shop, they travel around the United States and Europe buying unique artifacts. Within an hour of making a purchase, they use their smartphone to take a picture of the item and post a short tweet about the item on Twitter. Which symbol should be used to represent the preparation of data for their tweet in a context diagram of this process?

Kai Keoni has created custom statues made out of scrap metal…

Kai Keoni has created custom statues made out of scrap metal for over ten years. He lives above his shop in Martha’s Vineyard, Maryland. Kai is an accounting fanatic and has kept detailed records of every statue he has ever created. For every sale, he obtains the customer’s name and address, a description of the statue, and a picture of the statue sold to the customer. His unique style has recently attracted the attention of several celebrities. Ready to take his business to the next level, Kai has hired you to construct an accounting information system, which he wants modeled after his paper records. As you look over his records, you realize that sometimes the same customer is recorded by a slightly different name. For example, Mike Mulligan bought a horse statue, M. Mulligan bought a pig statue, and Mike M. all seem to be the same person. This is an example of what type of problem in the existing records?

Cornelia Cassidy is a telecom equipment sales representative…

Cornelia Cassidy is a telecom equipment sales representative. Her company has provided her with a laptop computer that uses wireless connectivity to access the accounting information system from virtually anywhere in the country. She, and other sales reps, have access to view customer and product information. All sales reps also have access that allows them to enter and cancel customer orders. The permissions for Cornelia define a ________ in the company’s database management system.