If the value of testScore is ____, the condition below produces a value of false. 
testScore < 0 || testScore > 100 

A digital ______ is a notice that guarantees a user or website is legitimate.

Fill in the blank(s) with the appropriate word(s).

____________________ systems are software programs that can make decisions and draw conclusions, similar to a human expert.

Fill in the blank(s) with the appropriate word(s).