Find the standard Sum Of Products and Product Of Sums forms of the solution

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Discussion Overview

The discussion revolves around finding the standard Sum Of Products (SOP) and Product Of Sums (POS) forms for a switching network with 4 inputs (A, B, C, D) and a single output (Z). The output Z is defined to be 1 if the binary number represented by ABCD is an even number greater than 5. The scope includes homework-related problem-solving and verification of answers.

Discussion Character

  • Homework-related, Mathematical reasoning

Main Points Raised

  • Post 1 presents the problem statement and asks for verification of the answers regarding the standard POS of Z and the standard SOP of ##\overline{Z##.
  • Post 2 suggests checking the answers using Karnaugh maps (K-maps) and sharing those results.
  • Post 3 points out a potential error in the interpretation of Z and ##\overline{Z## relative to the problem statement.
  • Post 4 reiterates the suggestion to use K-maps for verification, while expressing uncertainty about solving it with K-maps due to lack of coverage in their studies.
  • Post 5 challenges the correctness of the SOP for ##\overline{Z##, noting the absence of the term ##\bar{A} \bar{B} \bar{C} \bar{D}## and suggests that correcting b) may lead to a correct a).

Areas of Agreement / Disagreement

Participants express differing views on the correctness of the proposed solutions, with some suggesting the use of K-maps for verification while others indicate potential errors in the initial interpretations and answers. The discussion remains unresolved.

Contextual Notes

Participants have not reached consensus on the correct forms of SOP and POS, and there are indications of missing assumptions or steps in the problem-solving process.

Fatima Hasan
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Homework Statement


A switching network has 4 inputs and a single output (Z) as shown in the figure below. The output Z is 1 iff the binary number represented by ABCD ( A is the MSB) is an even number greater than 5. Find :
a) The standard POS of Z (abbreviated form).
b) The standard SOP of ##\overline{Z}## (abbreviated form).

Homework Equations


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The Attempt at a Solution



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Could someone check my answer please ?
 

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Could you check your answers with K-maps and share those too? Thanks. :smile:
 
It looks like you inverted Z and not Z relative to what the problem statement asked for.
 
berkeman said:
Could you check your answers with K-maps and share those too? Thanks. :smile:
I don't know how to solve it with K- maps , we haven't cover it yet .
 
b) is not correct. For example, where is ##\bar{A} \bar{B} \bar{C} \bar{D}##? I think when you get b) right, you will get a) right.
 

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