Author Question: Which of the following is a valid difference between a password and user name? A) A password is ... (Read 86 times)

Collmarie · **on:** Jul 7, 2018

Which of the following is a valid difference between a password and user name?

A) A password is used to encode information, whereas a user name is used to decode information.
B) Unlike a password, a user name is more complex.
C) A user name identifies the user, whereas a password authenticates the user.
D) A user name is common among users, whereas a password is unique.

Question 2

________ is an extension of goal-seeking analysis in which the user can change many variables to reach some maximum or minimum target, as long as the changes stay within the constraints the user identifies.

A) What-if analysis
B) Predictive analysis
C) Forecasting
D) Optimization