Comparison on volatile and non-volatile memory elements:

Volatile memory elements Nonvolatile memory elements
Volatile memory loses all its stored information when there is no power supply connected to it. Nonvolatile memory can retain its stored information even when the power is accidentally or intentionally removed.
Here, the memory can be easily altered. Here, the memory cannot be altered.
They have effects on the system performance...

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Chapter 2, Problem 46RQ

Chapter 2, Problem 48RQ

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Chapter 2 Solutions

Programmable Logic Controllers

Ch. 2 - Prob. 1RQ Ch. 2 - What is the function of a PLC output interface...Ch. 2 - Prob. 3RQ Ch. 2 - Prob. 4RQ Ch. 2 - Prob. 5RQ Ch. 2 - Prob. 6RQ Ch. 2 - Prob. 7RQ Ch. 2 - Prob. 8RQ Ch. 2 - Prob. 9RQ Ch. 2 - Prob. 10RQ

Ch. 2 - Prob. 11RQ Ch. 2 - What are the advantage and the disadvantage of...Ch. 2 - With reference to PLC discrete input modules: a....Ch. 2 - Prob. 14RQ Ch. 2 - Explain the function of the backplane of a PLC...Ch. 2 - Prob. 16RQ Ch. 2 - Prob. 17RQ Ch. 2 - Prob. 18RQ Ch. 2 - What electronic element can be used as the...Ch. 2 - With reference to discrete output module current...Ch. 2 - What electronic element can be used as the...Ch. 2 - Prob. 22RQ Ch. 2 - Prob. 23RQ Ch. 2 - Prob. 24RQ Ch. 2 - Prob. 25RQ Ch. 2 - Prob. 26RQ Ch. 2 - Prob. 27RQ Ch. 2 - Prob. 28RQ Ch. 2 - Prob. 29RQ Ch. 2 - Explain the difference between a unipolar and...Ch. 2 - Prob. 31RQ Ch. 2 - In what two ways can the loop power for current...Ch. 2 - Prob. 33RQ Ch. 2 - Prob. 34RQ Ch. 2 - Prob. 35RQ Ch. 2 - Write a short explanation for each of the...Ch. 2 - Write a short explanation for each of the...Ch. 2 - Prob. 38RQ Ch. 2 - Prob. 39RQ Ch. 2 - Prob. 40RQ Ch. 2 - Prob. 41RQ Ch. 2 - Prob. 42RQ Ch. 2 - Prob. 43RQ Ch. 2 - Prob. 44RQ Ch. 2 - Prob. 45RQ Ch. 2 - Prob. 46RQ Ch. 2 - Prob. 47RQ Ch. 2 - What information is normally stored in the ROM...Ch. 2 - Prob. 49RQ Ch. 2 - Prob. 50RQ Ch. 2 - Prob. 51RQ Ch. 2 - Prob. 52RQ Ch. 2 - Prob. 53RQ Ch. 2 - Prob. 54RQ Ch. 2 - Prob. 55RQ Ch. 2 - Prob. 56RQ Ch. 2 - Prob. 57RQ Ch. 2 - Prob. 58RQ Ch. 2 - Prob. 59RQ Ch. 2 - Prob. 60RQ Ch. 2 - What is the function of a transducer?Ch. 2 - Prob. 62RQ Ch. 2 - Prob. 1P Ch. 2 - Assume a thermocouple, which supplies the input to...Ch. 2 - With reference to I/O module specifications: a. If...Ch. 2 - Prob. 4P Ch. 2 - Prob. 5P Ch. 2 - Prob. 6P

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Volatile memory elements	Nonvolatile memory elements
Volatile memory loses all its stored information when there is no power supply connected to it.	Nonvolatile memory can retain its stored information even when the power is accidentally or intentionally removed.
Here, the memory can be easily altered.	Here, the memory cannot be altered.
They have effects on the system performance...

Solution Summary: The author compares volatile and non-volatile memory elements, stating that volatile memory loses all its stored information when there is no power supply connected to it.

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Chapter 2 Solutions