4. Which rule of inference is used in the following argument? "Every student in this class studied for the exam. Ana is a student in this class. Therefore, Ana studied for the exam." a. Universal instantiation. b. Universal generalization. c. Existential instantiation. d. Existential generalization.

4. Which rule of inference is used in the following argument? "Every student in this class studied for the exam. Ana is a student in this class. Therefore, Ana studied for the exam." a. Universal instantiation. b. Universal generalization. c. Existential instantiation. d. Existential generalization.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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