Which of the following DBMS evaluation categories does the following question relate to: Does the DBMS support encryption, password support, and authorization rules?
a. Concurrent update
b. Security
c. Integrity
d. Limitations
b. Security
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If a company has issued only one class of stock, the earnings per share are determined by dividing net income plus interest expense by the number of shares outstanding
a. True b. False Indicate whether the statement is true or false
Answer the following statements true (T) or false (F)
1. Creative accounting can be defined as the deviation from the traditional methods used to interpret an accounting rule or standard. 2. The fundamental flaw of a Ponzi scheme is that it never ends until the person committing the fraud is caught and disappears. 3. An audit is required to be conducted each fiscal quarter for companies that are publicly traded. 4. Auditors are considered gatekeepers for the stakeholders. 5. Escalation of commitment occurs when the individual is hesitant to reject a biased proposal from someone else.
A seven activity project has the activity durations (in weeks) and costs shown in the table. In addition to the activity costs shown in the table, there is an additional daily fixed cost of $450. What is the least expensive project completion cost?
Activity Predecessor Normal Duration Normal Cost Crash Duration Crash Cost A -- 7 $2000 5 $3000 B -- 8 $1500 6 $2000 C A 12 $2500 10 $2900 D B 13 $3000 10 $4200 E B 15 $4000 12 $5500 F C, E 10 $3200 8 $4000 G D 7 $1800 6 $2200 A) $31,450 B) $31,900 C) $32,350 D) $32,700
The life expectancy of a particular brand of tire is normally distributed with a mean of 40,000 and a standard deviation of 5,000 miles. What percentage of tires will have a life of 34,000 to 46,000 miles?
a. 38.49% b. 76.98% c. 50% d. None of the answers is correct.