At least zero is better than NULL.

Try another General Quiz:

• GeneralEasy
  Which of the following is an eBook reader?
• GeneralMedium
  Which of the following is not a valid cell reference?

Other Hard Quizzes:

• InternetHard
  Ajax combines JavaScript and what other technology?
• HardwareHard
  What type of images does a plotter print?
• SoftwareHard
  What type of malware gains administrator access without being detected?