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1z0-1127-24 Oracle Cloud Infrastructure 2024 Generative AI Professional Questions and Answers

Questions 4

What does a cosine distance of 0 indicate about the relationship between two embeddings?

Options:

A.

They are completely dissimilar

B.

They are unrelated

C.

They have the same magnitude

D.

They are similar in direction

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Questions 5

What is the purpose of Retrievers in LangChain?

Options:

A.

To break down complex tasks into smaller steps

B.

To retrieve relevant information from knowledge bases

C.

To train Large Language Models

D.

To combine multiple components into a single pipeline

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Questions 6

What does "k-shot prompting* refer to when using Large Language Models for task-specific applications?

Options:

A.

Limiting the model to only k possible outcomes or answers for a given task

B.

The process of training the model on k different tasks simultaneously to improve its versatility

C.

Explicitly providing k examples of the intended task in the prompt to guide the models output

D.

Providing the exact k words in the prompt to guide the model’s response

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Questions 7

Which role docs a "model end point" serve in the inference workflow of the OCI Generative AI service?

Options:

A.

Hosts the training data for fine-tuning custom model

B.

Evaluates the performance metrics of the custom model

C.

Serves as a designated point for user requests and model responses

D.

Updates the weights of the base model during the fine-tuning process

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Questions 8

What does accuracy measure in the context of fine-tuning results for a generative model?

Options:

A.

The depth of the neural network layers used in the model

B.

The number of predictions a model makes, regardless of whether they are correct or incorrect

C.

How many predictions the model made correctly out of all the predictions in an evaluation

D.

The proportion of incorrect predictions made by the model during an evaluation

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Questions 9

Which statement is true about the "Top p" parameter of the OCI Generative AI Generation models?

Options:

A.

Top p assigns penalties to frequently occurring tokens.

B.

Top p determines the maximum number of tokens per response.

C.

Top p limits token selection based on the sum of their probabilities.

D.

Top p selects tokens from the “Top k’ tokens sorted by probability.

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Questions 10

Which is NOT a typical use case for LangSmith Evaluators?

Options:

A.

Measuring coherence of generated text

B.

Aliening code readability

C.

Evaluating factual accuracy of outputs

D.

Detecting bias or toxicity

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Questions 11

What is the primary function of the "temperature" parameter in the OCI Generative AI Generation models?

Options:

A.

Determines the maximum number of tokens the model can generate per response

B.

Specifies a string that tells the model to stop generating more content

C.

Assigns a penalty to tokens that have already appeared in the preceding text

D.

Controls the randomness of the model's output, affecting its creativity

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Questions 12

Which is the main characteristic of greedy decoding in the context of language model word prediction?

Options:

A.

It chooses words randomly from the set of less probable candidates.

B.

It requires a large temperature setting to ensure diverse word selection.

C.

It selects words bated on a flattened distribution over the vocabulary.

D.

It picks the most likely word email at each step of decoding.

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Questions 13

In LangChain, which retriever search type is used to balance between relevancy and diversity?

Options:

A.

top k

B.

mmr

C.

similarity_score_threshold

D.

similarity

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Questions 14

Which is NOT a category of pertained foundational models available in the OCI Generative AI service?

Options:

A.

Translation models

B.

Summarization models

C.

Generation models

D.

Embedding models

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Questions 15

How does the structure of vector databases differ from traditional relational databases?

Options:

A.

It is not optimized for high-dimensional spaces.

B.

It is based on distances and similarities in a vector space.

C.

It uses simple row-based data storage.

D.

A vector database stores data in a linear or tabular format.

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Questions 16

Which is a key advantage of usingT-Few over Vanilla fine-tuning in the OCI Generative AI service?

Options:

A.

Reduced model complexity

B.

Enhanced generalization to unseen data

C.

Increased model interpretability

D.

Foster training time and lower cost

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Questions 17

How does a presence penalty function in language model generation?

Options:

A.

It penalizes a token each time it appears after the first occurrence.

B.

It applies a penalty only if the token has appeared more than twice.

C.

It penalizes only tokens that have never appeared in the text before.

D.

It penalizes all tokens equally, regardless of how often they have appeared.

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Questions 18

How do Dot Product and Cosine Distance differ in their application to comparing text embeddings in natural language?

Options:

A.

Dot Product assesses the overall similarity in content, whereas Cosine Distance measures topical relevance.

B.

Dot Product is used for semantic analysis, whereas Cosine Distance is used for syntactic comparisons.

C.

Dot Product measures the magnitude and direction vectors, whereas Cosine Distance focuses on the orientation regardless of magnitude.

D.

Dot Product calculates the literal overlap of words, whereas Cosine Distance evaluates the stylistic similarity.

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Questions 19

What distinguishes the Cohere Embed v3 model from its predecessor in the OCI Generative AI service?

Options:

A.

Improved retrievals for Retrieval Augmented Generation (RAG) systems

B.

Capacity to translate text in over u languages

C.

Support for tokenizing longer sentences

D.

Emphasis on syntactic clustering of word embedding’s

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Exam Code: 1z0-1127-24
Exam Name: Oracle Cloud Infrastructure 2024 Generative AI Professional
Last Update: Mar 28, 2025
Questions: 64

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