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Exercise 3.11. (Multiple Assignment and Trace Tables)


1. Ensure you have viewed the video (associated with this exercise) at this link >> 

2. A trace table is a useful artefact used by computer programmers. In your own words outline why programmers find trace tables useful.

3. With reference to trace tables describe what is meant by a do not care condition.

4. For each of the following code examples produce a trace table and indicate the output displayed on the Visual Display Unit.
Exercise 3.11 Example 1

    
Exercise 3.11 Example 2

    
Exercise 3.11 Example 3

    
Exercise 3.11 Example 4

    
Exercise 3.11 Example 5

    
Exercise 3.11 Example 6

    

END    Next Exercise >>

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