Question

The symbol used to indicate input and output of a program is
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Answer 1

Explanation:

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Answer 2

Data Symbol

A data symbol demonstrates that data is coming into the cycle from outside, or leaving the interaction. Information image addresses information housed on a capacity administration that will probably take into account looking and sifting by clients. An obsolete image is seldom at any point utilized in current practices or cycle streams, however, this shape could be utilized in the event that you're delineating cycles or info strategies on a lot more seasoned PCs and CNC machines.