Two electronics students are converting values into scientific notation. student a says that the number 29,000 is expressed as 2.9 × 104 in scientific notation. student b says that the number 0.089 is expressed as 8.9 × 10−2 in scientific notation. which of the following statements is correct? a. neither of the two students is correct. b. only student a is correct. c. both of the students are correct. d. only student b is correct.

Which of the following statements correctly identifies a problem with sanitization methods? a. methods are not available to remove data ensuring that unauthorized personnel cannot retrieve data.b. even fully incinerated media can offer extractable data.c. personnel can perform sanitization steps improperly.d. stored data is physically etched into the media.

Which of the following is true of operations within a spreadsheet program’s built-in functions? a. operations within parentheses, then multiplication and division, and then addition and subtraction are computed. b. operations within parentheses, then addition and subtraction, and then multiplication and division are computed. c. multiplication and division, then addition and subtraction, and then operations within parentheses are computed. d. addition and subtraction, then multiplication and division, and then operations within parentheses are computed

What does a cascading style sheet resolve a conflict over rules for an element? a. the rule affecting the most content wins b. the rule affecting the most content loses c. the rule with the most specific selector loses d. the rule with the most specific selector wins