8. The Internet may best be compared to a/an

Under what circumstances are composite primary keys appropriate?

When might be the best time to start saving for retirement? A after you've bought a house. B Once you've paid off student loans. C At the earliest possible date. D None of the above.

What is a benefit of naming cells and ranges? Using names in ranges is the only way to use formulas. Using names in formulas changes the color and font quickly with named cells. Using names in formulas makes it clearer to see what the function is.

Ryan wants to connect his flash drive to the computer. Which port should he use? a. USB port b. ethernet port c. modem port d. graphics port

8. What may happen if a large number of computer users are attempting to access a Web site at the same time that you are

Which one these describe the use of the word wall technique?

What possible effects could cyber attack have on Johannesburg stock exchange

Competent communication through technological media like e-mail requires communicators to use clearer language than is usually required in face-to-face communication to make up for the nonverbal cues that are missing. A. True B. False

Give big-O estimate for the number of operations (multiplication or addition) used in the following algorithm segment (ignore comparisons to check while conditions). i = 1 t = 0 while i < = n i = t+i t = 2i

Paulo uses a densitometer the reading is 1.8 + 10% What is the acceptable range for the densitometer