WGU D685 Practical Applications of Prompt Exam with Questions and Answers

WGU D685 Practical Applications of Prompt Exam with Questions and Answers Which of the following best describes the role of tokens in large language models? a. Tokens represent only full words and are never split further b. Tokens are the smallest units of text that the model processes, which may include subwords or characters c. Tokens are used only during training and are ignored during inference d. Tokens represent semantic meaning only and are not related to raw text Correct Answer: b Rationale: Tokens are the fundamental input units processed by LLMs. They can be whole words, subwords, or even characters depending on the tokenizer design. This allows the model to handle unknown words, rare terms, and multilingual text more effectively. Which statement best explains the function of the transformer architecture in LLMs? a. It relies on recurrence to process text sequentially one step at a time b. It compresses text into a fixed database of answers for lookup c. It uses attention mechanisms to weigh relationships between all tokens in parallel d. It eliminates the need for training data by using rules-based reasoning