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IBM Watson Application Developer V3.1 Exam (C1000-012) - IBM Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
99 Total Questions
1
Question
What is the formula for recall in a classification system?
Options
A True Positives / (True Positives + False Positives)
B True Positives / (True Positives + True Negatives)
C False Positives / (True Negatives + False Negatives)
D True Positives / (True Positives + False Negatives)
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2
Question
When querying for results in the IBM Watson Discovery service, what role does aggregation fulfill?
Options
A It allows for querying images within a document.
B It allows for querying a database.
C It allows for querying statistical information of the results set.
D It allows for querying across multiple collections.
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3
Question
Which query is specific to a search parameters versus structure parameters in IBM Watson Discovery
service?
Options
A aggregation
B return
C offset
D count
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4
Question
In order to minimize the error, which method helps to find the derivative of the error with respect to each weight and subtracting this value from the weight value?
Options
A Cognitive Propagation
B Back Propagation
C Answer Propagation
D Forward Propagation
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5
Question
There are two security models for HTTP communications between an IBM Watson service and the client application. Which two statements are true regarding these two models? (Choose two.)
Select 2
Options
A Both models use HTTP basic authentication in all communications interactions
B Neither model provides for direct communication between the application and the service
C Both models offer generally equivalent communication latency characteristics
D Both models offer generally equivalent functionality, but with different security and performance characteristics
E The application must manage a security token in one model but not in the other
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