Free NVIDIA NCA-GENL Exam Questions

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Total 395 Questions | Updated On: Apr 29, 2026

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Question 1

Which of the following is an activation function used in neural networks?

A : Sigmoid function

B : K-means clustering function

C : Mean Squared Error function

D : Diffusion function

Answer: A

Question 2

In the transformer architecture, what is the purpose of positional encoding?

A : To remove redundant information from the input sequence.

B : To encode the semantic meaning of each token in the input sequence.

C : To add information about the order of each token in the input sequence.

D : To encode the importance of each token in the input sequence.

Answer: C

Question 3

Which metric is commonly used to evaluate machine-translation models?

A : F1 Score

B : BLEU score

C : ROUGE score

D : Perplexity

Answer: B

Question 4

In the development of trustworthy AI systems, what is the primary purpose of implementing redteaming exercises during the alignment process of large language models?

A : To optimize the model's inference speed for production deployment.

B : To identify and mitigate potential biases, safety risks, and harmful outputs.

C : To increase the model's parameter count for better performance.

D : To automate the collection of training data for fine-tuning.

Answer: B

Question 5

Which calculation is most commonly used to measure the semantic closeness of two text passages?

A : Hamming distance

B : Jaccard similarity

C : Cosine similarity

D : Euclidean distance

Answer: C

Page: 1 / 79

Total 395 Questions | Updated On: Apr 29, 2026

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