VEN 125 Final Exam Latest Update
2025/2026| Real-Based Questions with
Verified Answers| Graded A+
2 Factors of Wine quality: - Correct Answers-1) Extrinsic factors (subjective: price, producer,
brand, etc.)
2) Intrinsic factors (objective: appearance, palate, etc.)
3 dimensions of quality assessment: - Correct Answers-1) Item (product)
2) User (consumer)
3) Rating (the "satisfaction")
3 types of Olfaction? - Correct Answers-1) Orthonasal
2) Retronasal
3) Hematogenic
3rd dimension allows - Correct Answers-for full separation of PCA score plots and is useful
when PC1 is pretty small (much different when viewing chemical data)
8 bottles x 750 mL= - Correct Answers-6L
Are there sensory differences at the level of geographical indications (GIs)? - Correct
Answers-Yes
Australian confectionary= - Correct Answers-2 Allen's frogs, 1 musk stick
Barrel rooms have a ton of - Correct Answers-ambient odors
Bound phenols or (Glycoconjugates) - Correct Answers-Form in grape berries after smoke
exposure and have naturally present trace levels present before this exposure
Colder wine= - Correct Answers-less volatilization and aroma intensity
Comparing DA, Sorting and Napping: - Correct Answers-1) DA=very small ellipsoids, little
overlap, more specific
2) Sorting=medium ellipsoids, some overlap
, 3) Napping= large ellipsoids, a lot of overlap
Conjoint Analysis - Correct Answers--Respondents make choices on specific product feature
VALUES.
-Respondents are forced to make TRADEOFFS
Consumer sensory evaluation is NOT - Correct Answers-Market Research
Dealcoholization= - Correct Answers-increased flavor and fruity components
Descriptive analysis: Rating... - Correct Answers-Determines variation in data by using
ANOVA.
DIN glasses= - Correct Answers-about 50% less aroma intense than ISO
Direct Importance Ratings - Correct Answers--Respondents choose with NO reference to
range of values.
-NO explicit tradeoffs
Experimental Design is... - Correct Answers-a window between the real world and data
Experimental factors are... - Correct Answers-sources of variation
External Preference Mapping: - Correct Answers--Relates hedonic scores into a Descriptive
Analysis
-Creates 2 or 3 dimensional map that regresses consumer data into it
-Shows: Wines relative to their attributes & Consumers relative to the wine/their attributes.
Flavor= - Correct Answers-Aroma+Taste+Oral Sensation
Glasses of different shapes are equally effective in: - Correct Answers-highlight wine aroma
attributes
Glycosides are - Correct Answers-sugar added to make tolerable
Gustation - Correct Answers-Taste
How many aroma compounds are in the Dornfelder wine? Tast-Active compounds? - Correct
Answers-28; 37
If Fcalc>Fcrit: - Correct Answers-Reject null
2025/2026| Real-Based Questions with
Verified Answers| Graded A+
2 Factors of Wine quality: - Correct Answers-1) Extrinsic factors (subjective: price, producer,
brand, etc.)
2) Intrinsic factors (objective: appearance, palate, etc.)
3 dimensions of quality assessment: - Correct Answers-1) Item (product)
2) User (consumer)
3) Rating (the "satisfaction")
3 types of Olfaction? - Correct Answers-1) Orthonasal
2) Retronasal
3) Hematogenic
3rd dimension allows - Correct Answers-for full separation of PCA score plots and is useful
when PC1 is pretty small (much different when viewing chemical data)
8 bottles x 750 mL= - Correct Answers-6L
Are there sensory differences at the level of geographical indications (GIs)? - Correct
Answers-Yes
Australian confectionary= - Correct Answers-2 Allen's frogs, 1 musk stick
Barrel rooms have a ton of - Correct Answers-ambient odors
Bound phenols or (Glycoconjugates) - Correct Answers-Form in grape berries after smoke
exposure and have naturally present trace levels present before this exposure
Colder wine= - Correct Answers-less volatilization and aroma intensity
Comparing DA, Sorting and Napping: - Correct Answers-1) DA=very small ellipsoids, little
overlap, more specific
2) Sorting=medium ellipsoids, some overlap
, 3) Napping= large ellipsoids, a lot of overlap
Conjoint Analysis - Correct Answers--Respondents make choices on specific product feature
VALUES.
-Respondents are forced to make TRADEOFFS
Consumer sensory evaluation is NOT - Correct Answers-Market Research
Dealcoholization= - Correct Answers-increased flavor and fruity components
Descriptive analysis: Rating... - Correct Answers-Determines variation in data by using
ANOVA.
DIN glasses= - Correct Answers-about 50% less aroma intense than ISO
Direct Importance Ratings - Correct Answers--Respondents choose with NO reference to
range of values.
-NO explicit tradeoffs
Experimental Design is... - Correct Answers-a window between the real world and data
Experimental factors are... - Correct Answers-sources of variation
External Preference Mapping: - Correct Answers--Relates hedonic scores into a Descriptive
Analysis
-Creates 2 or 3 dimensional map that regresses consumer data into it
-Shows: Wines relative to their attributes & Consumers relative to the wine/their attributes.
Flavor= - Correct Answers-Aroma+Taste+Oral Sensation
Glasses of different shapes are equally effective in: - Correct Answers-highlight wine aroma
attributes
Glycosides are - Correct Answers-sugar added to make tolerable
Gustation - Correct Answers-Taste
How many aroma compounds are in the Dornfelder wine? Tast-Active compounds? - Correct
Answers-28; 37
If Fcalc>Fcrit: - Correct Answers-Reject null
