Create code in Python that produce truth tables for zyBooksFor zyBooks end of section 1.4 Exercise 1.4.5 (b,c). Use the resulting tables to determine logical equivalence as described in the text directions. Include good, contextualized (i.e. in plain English) comments to explain each row of the truth tables, identifying any key rows used in determining logical equivalence. Use the features in the truth table library to format the key rows visually for easy readability and comprehension See Excercise Below j: Sally got the job. l: Sally was late for her interview r: Sally updated her resume. Express each pair of sentences using logical expressions. Then prove whether the two expressions are logically equivalent. (a) If Sally did not get the job, then she was late for her interview or did not update her resume. If Sally updated her resume and did not get the job, then she was late for her interview. (b) If Sally did not get the job, then she was late for her interview or did not update her resume. If Sally updated her resume and was not late for her interview, then she got the job. (c) If Sally got the job then she was not late for her interview. If Sally did not get the job, then she was late for her interview. (d) If Sally updated her resume or she was not late for her interview, then she got the job. If Sally got the job, then she updated her resume and was not late for her interview.

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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Create code in Python that produce truth tables for zyBooksFor zyBooks end of section 1.4 Exercise 1.4.5 (b,c). Use the resulting tables to determine logical equivalence as described in the text directions.
- Include good, contextualized (i.e. in plain English) comments to explain each row of the truth tables, identifying any key rows used in determining logical equivalence.
- Use the features in the truth table library to format the key rows visually for easy readability and comprehension
- See Excercise Below
  - j: Sally got the job.
    
    l: Sally was late for her interview
    
    r: Sally updated her resume.
    
    Express each pair of sentences using logical expressions. Then prove whether the two expressions are logically equivalent.
    (a) If Sally did not get the job, then she was late for her interview or did not update her resume.
    
    If Sally updated her resume and did not get the job, then she was late for her interview.
    
    (b) If Sally did not get the job, then she was late for her interview or did not update her resume.
    
    If Sally updated her resume and was not late for her interview, then she got the job.
    
    (c) If Sally got the job then she was not late for her interview.
    
    If Sally did not get the job, then she was late for her interview.
    
    (d) If Sally updated her resume or she was not late for her interview, then she got the job.
    
    If Sally got the job, then she updated her resume and was not late for her interview.

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