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S. Quincozes

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Open access Oct 2026

Evaluating LLM-Assisted Multiple-Choice Question Generation in Requirements Engineering: Prompting Strategies and Professor Validation

Large Language Models (LLMs) are increasingly being explored for their potential to automate the generation of multiple-choice questions (MCQs). However, the quality of these questions is still influenced by various factors, including pedagogical, conceptual, and linguistic considerations. This article presents the out...

C. Quincozes, D. Molinos, R. Araújo et al. · 0 citations
Open access Sep 2026

Who Guards the Guard? Evaluating Deterministic, LLM-Based, and Hybrid Firewalls for Tool-Using Agents

Tool-using large language model (LLM) agents process untrusted files, URLs, and tables at a boundary where data may be mistaken for instructions. This paper compares four interface-level conditions: no firewall, deterministic policy enforcement, an LLM-based Tool-Input Minimizer/Tool-Output Sanitizer, and a gated hybri...

C. Quincozes, Paulo S. Souza, Rafael D. Araújo et al. · 0 citations

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