Answered: Consider the following predicates.…

Consider the following predicates. F(p): Printer p is out of service. B(p): Printer p is busy. L(j): Print job jis lost. Q(j): Print job jis queued.

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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Question

(From Discrete Mathematics by Kenneth Rosen)
Consider the following predicates.

Consider the following predicates.
F(p): Printer p is out of service.
B(p): Printer p is busy.
L(j): Print job j is lost.
Q(j): Print job jis queued.
Translate the following specifications into English.
a) 3p (F(p) ^ B(p)) → 3jL(j)
b) Vp B(p) → jQ()
c) 3j (Q() AL()) → 3p F(p)
d) (Vp B(p) ^ VjQ()) → ()

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