Page 363 - Programmable Logic Controllers, Fifth Edition - Mobile version

PART 1 REVIEW QUESTIONS

1. Compare the memory configuration of a Logix 14. What is the difference between a produced tag and
5000 controller with that of an SLC 500 controller. a consumed tag?
2. What does a project contain? 15. List the five types of base tag data.
3. List four programming functions that can be car- 16. State the data type used for each of the following:
ried out using the program organizer. a. 32-bit memory storage
4. Explain the function of tasks within the project. b. On/Off toggle switch
5. State the three main types of tasks. c. 16-bit memory storage
d. 8-bit memory storage
6. What type of tasks function as timed interrupts? 17. Describe the make-up of a predefined structure.
7. Explain the function of programs within the
project. 18. Describe the make-up of a module-defined
structure.
8. Explain the function of routines within the project. 19. Describe the make-up of a user-defined structure.
9. Which routine is configured to execute first? 20. Explain two ways of creating tags.
10. Name the four types of programming languages
that can be used to program Logix 5000 controllers. 21. When defining tags what limitations are placed on
the entering of a tag name?
11. What are tags used for? 22. What is meant by the tag display style?
12. Compare the accessibility of program scope and
controller scope tags. 23. Write an example of an array tag used to hold
4 speeds.
13. Name the tag type used for each of the following:
a. Create an alternate name for a tag.
b. Share information over a network.
c. Store various types of data.

344 Part 1 Memory and Project Organization

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