Question

why is pre planning necessary before writing actual program​

Answer 1

Answer:

Planning helps you to do three things. First, you determine what decisions need to be made. Second, you consider the options. Third, you consider the impact that the various choices have on each other.

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Answer 2

Answer:

Pre-planning is necessary before writing actual program to ensure accurate step-by-step process without errors and omission. This will also save time and energy.