__________ is a type of relationship participation.

a. Mandatory
b. Optional
c. Both mandatory and optional
d. Neither mandatory nor optional

c. Both mandatory and optional

Computer Science & Information Technology

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________ is the likelihood that some event will occur based on what is already known

A) Descriptive statistics B) Probability C) Inferential statistics D) Statistics

Computer Science & Information Technology

You have replaced a laptop battery. What should you do with the replaced laptop battery?

A) Give it to the customer. B) Throw it in the waste basket at the customer site. C) Determine the local city/state guidelines for battery disposal. D) Turn in to the city recycling center.

Computer Science & Information Technology