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PLCs for Beginners

You're reading from   PLCs for Beginners An introductory guide to building robust PLC programs with structured text

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Product type Paperback
Published in May 2024
Publisher Packt
ISBN-13 9781803230931
Length 380 pages
Edition 1st Edition
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Author (1):
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M. T. White M. T. White
Author Profile Icon M. T. White
M. T. White
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Toc

Table of Contents (25) Chapters Close

Preface 1. Part 1: Basics of Computer Science for PLC Programmers FREE CHAPTER
2. Chapter 1: Computer Science Versus Automation Programming 3. Chapter 2: PLC Components – Integrating PLCs with Other Modules 4. Chapter 3: The Basics of Programming 5. Chapter 4: Unleashing Computer Memory 6. Chapter 5: Designing Programs – Unleashing Pseudocode and Flowcharts 7. Chapter 6: Boolean Algebra 8. Part 2: Introduction to Structured Text Programming
9. Chapter 7: Unlocking the Power of ST 10. Chapter 8: Exploring Variables and Tags 11. Chapter 9: Performing Calculations in Structured Text 12. Chapter 10: Unleashing Built-In Function Blocks 13. Chapter 11: Unlocking the Power of Flow Control 14. Chapter 12: Unlocking Advanced Control Statements 15. Chapter 13: Implementing Tight Loops 16. Part 3: Algorithms, AI, Security, and More
17. Chapter 14: Sorting with Loops 18. Chapter 15: Secure PLC Programming – Stopping Cyberthreats 19. Chapter 16: Troubleshooting PLCs – Fixing Issues 20. Chapter 17: Leveraging Artificial Intelligence (AI) 21. Chapter 18: The Final Project – Programming a Simulated Robot 22. Assessments 23. Index 24. Other Books You May Enjoy

Chapter 15

  1. Is the activation code in the final project a weak password?

    Yes.

  2. What would be a better activation code for the final project?

    Anything that would have 8 characters or more and contain letters, numbers, and special characters. For example, A1@Y7^2!.

  3. What is social engineering?

    Usually, a link or electronic message meant to dupe an individual into providing sensitive information.

  4. What is a brute force attack?

    A password cracking attack that uses a program to try different combination of characters to guess a password.

  5. What is a dictionary attack?

    A password cracking attack that uses a program that reads from a file to try out different passwords.

  6. What is an air-gapped system?

    A network or computer that is not connected to outside networks like the internet.

  7. Should you air-gap a system?

    When possible.

  8. What are the triple As of security?
    • Authentication
    • Authorization
    • Accounting
  9. What is a threat?

    A potential danger in a program.

  10. What is a vulnerability...
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