Match the following terms with a short description of that term: consistency, atomicity, isolation, durability, serializability. a. the data used by one transaction can not be used by another transaction until the first one has completed. b. the schedule for execution in a multiuser environment insures consistent results. c. a transaction takes the database from one consistent state to another. d. once a transaction is done it can not be lost or undone. e. all statements within a transaction must be successfully completed or completely aborted.

Vital industries manufactured 2 comma 200 units of its product huge in the month of april. it incurred a total cost of $ 121 comma 000 during the month. out of this $ 121 comma 000, $ 46 comma 000 comprised of direct materials used in the product and the rest was incurred because of the conversion cost involved in the process. ryan had no opening or closing inventory. what will be the total cost per unit of the product, assuming conversion costs contained $ 10 comma 900 of indirect labor?

Suppose that two firms produce differentiated products and compete in prices. as in class, the two firms are located at two ends of a line one mile apart. consumers are evenly distributed along the line. the firms have identical marginal cost, $60. firm b produces a product with value $110 to consumers. firm a (located at 0 on the unit line) produces a higher quality product with value $120 to consumers. the cost of travel are directly related to the distance a consumer travels to purchase a good. if a consumerhas to travel a mile to purchase a good, the incur a cost of $20. if they have to travel x fraction of a mile, they incur a cost of $20x. (a) write down the expressions for how much a consumer at location d would value the products sold by firms a and b, if they set prices p_{a} and p_{b} ? (b) based on your expressions in (a), how much will be demanded from each firm if prices p_{a} and p_{b} are set? (c) what are the nash equilibrium prices?

What impact might an economic downturn have on a borrower’s fixed-rate mortgage? a. it might cause a borrower’s payments to go up. b. it might cause a borrower’s payments to go down. c. it has no impact because a fixed-rate mortgage cannot change. d. it has no impact because the economy does not affect interest rates.