Assume that you purchase 100 shares of Jiffy, Inc. common stock at the bid-ask prices of $32.00 - $32.50. When you sell, the bid-ask prices are $32.50 - $33.00. If you pay a commission rate of 0.5%, what is your profit or loss?

An information system that supports a particular area of an organization, such as production or marketing, is called a:

A) group support system. B) functional information system. C) vertically integrated information system. D) transaction-processing system.

All of the following statements about PKI are true except:

A) the term PKI refers to the certification authorities and digital certificate procedures that are accepted by all parties. B) PKI is not effective against insiders who have a legitimate access to corporate systems including customer information. C) PKI guarantees that the verifying computer of the merchant is secure. D) the acronym PKI stands for public key infrastructure.