Screentips be useful when looking for a command.
These are referred to small windows which displays descriptive text when the pointer is rested on a command and it is usually done using the mouse.
Screentips is therefore useful when an individual is looking for a command as a result of the information derived from the descriptive texts.
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Answer:
16. Grace Hopper. 1959.
output, process, input, and feedback
Explanation:
