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Practice Free C1000-012 IBM Watson Application Developer V3.1 Exam Questions Answers With Explanation

We at Crack4sure are committed to giving students who are preparing for the IBM C1000-012 Exam the most current and reliable questions . To help people study, we've made some of our IBM Watson Application Developer V3.1 exam materials available for free to everyone. You can take the Free C1000-012 Practice Test as many times as you want. The answers to the practice questions are given, and each answer is explained.

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Question # 6

What is the method for measuring the accuracy of an unsupervised machine learning system?

A.

precision

B.

using a confusion matrix

C.

changing training set size and averaging results

D.

cross-validation tests

Question # 7

Which programming language has a corresponding IBM Watson SDK?

A.

C++

B.

Python

C.

Julia

D.

Perl

Question # 8

When building a dialog within the IBM Watson Assistant service, what does the dollar sign $ represent?

A.

Shorthand syntax for accessing the dialog context.variable_name.

B.

The $ syntax is meaningful when used with the asterisk * for building and utilizing JSON within Watson dialog response

C.

Describes replacement of context by user_response within the Watson Assistant dialog

D.

Replaces a word or set of words in the position the $ occupies

Question # 9

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.)

A.

Both models offer generally equivalent communication latency characteristics

B.

Neither model provides for direct communication between the application and the service

C.

Both models use HTTP basic authentication in all communications interactions

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

Question # 10

How does a developer obtain all of the information needed to connect to an IBM Watson AI service?

A.

All needed information is published in the service’s online reference

B.

From the service instance, using the IBM Cloud GUI or the Command Line Interface (CLI), or programmatically using IBM Cloud environment variables

C.

Programmatically using the IBM Cloud registry

D.

Connection information is found in the IBM Cloud dashboard

Question # 11

What is an example of an utterance used to train an intent in the IBM Watson Assistant service?

A.

+++sys-ent

B.

“see you later!”

C.

@location

D.

#hello

Question # 12

A developer has been asked to build a question and answer system using the IBM Watson Assistant service for a retail bank to handle questions from customers on the banking website. From which group of users should the developer target to collect representative questions?

A.

A sample set of members from IT team managing the website

B.

call center agents who routinely handle such customer calls

C.

executive sponsor and decision makers at the bank

D.

a sample set of end users of the application

Question # 13

What does normalizing data in the IBM Watson Discovery service entail?

A.

Fields can be moved, merged, copied or removed

B.

The same heading size and font settings can be used across all documents

C.

Curating and sanitizing documents from various file types

D.

Preparing various file types to be converted to JSON for final indexing

Question # 14

Which statement best describes the supervised learning process in building a question answering system?

A.

The system ingests the corpus and is able to answer questions after ingestion

B.

A human supervisor monitors the progress of the learning, evaluates the answers, and incrementally improves the results

C.

The system learns by example from a set of questions and their respective answers

D.

The system ingests a corpus and asks a human supervisor for clarification in natural language when it encounters a subject it does not understand