At least zero is better than NULL.

Try another Hardware Quiz:

• HardwareEasy
  What type of energy do LEDs produce?
• HardwareHard
  What type of images does a plotter print?

Other Medium Quizzes:

• InternetMedium
  What is a website without dynamic content called?
• SoftwareMedium
  What type of text contains links to other pages or documents?
• GeneralMedium
  Which of the following is not a valid cell reference?