CIS 115 Logic and Design Week 3 Quiz Answers (2018)

CIS 115 Logic and Design Week 3 Quiz Answers (2018)

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(TCO 4) Which pseudocode keyword is not included in a selection with a single action?

(TCO 4) Relational operators can only compare variables that have the same _____.

(TCO 4) Both conditions must be true in order for the _____ operator to evaluate to true.

(TCO 4) If a valid score is between 0 and 100, which Boolean expression is true if the value in the score variable is valid?

(TCO 4) Evaluate each of the following conditions (as being true or false). Assume A
= 3, B = 6, C = 3, and D = 18. (A=C) AND (C=D)

(TCO 4) Evaluate each of the following conditions (as being true or false). Assume A
= 3, B = 10, and Z = “five”.
A * 2 < B / 2 OR Z < “two”

(TCOs 3 and 4) Given the following If structure, assume B = 7. Which will be the output?

(TCOs 3 and 8) Which will be displayed after the following process is completed?

            Start
                        Set x = 3
                        Set y = 1                                   
                        Set z = 1
                        If ((x = 1) AND (y = 1) AND (z = 1)) then
                                    Set ans = “True”
                        Else
                                    Set ans = “False”
                        End if
                        Display ans 
            Stop

(TCO 8) Which will be displayed after the following process is completed?
            Start
Set w = 0
                        Set x = 2
                        Set y = 2
                        Set z = 3
                        If ((w <> 0 OR x = 1) AND (y = 2 OR z <> 3)) then
                                    Set ans = “True”
                        Else
                                    Set ans = “False”
                        End if
                        Display ans 
            Stop

(TCO 8) Which will be displayed after the following process is completed?
            Start
Set grade = “X” 
                        If (grade <> “A” AND grade <> “B” AND grade <> “C”
                                    AND grade <> “D” AND grade <> “F”) then
                                    Set message = "invalid grade"
                        Else
                                    Set message = "valid grade“
                        End if
                        Display message
            Stop