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vi used ___ to enter control characters.(a) ctrl-w(b) ctrl-v(c) ctrl-d(d) escThis question was posed to me in quiz.I'd like to ask this question from Handling Multiple Files and Buffers topic in division Advanced Vi of Unix

Answer»

The CORRECT answer is (b) ctrl-v

To explain: In vi, some CHARACTERS are directly ENTERABLE, but a control CHARACTER has to be PRECEDED by another control character for it to be interpreted properly. Vi used ctrl-v to precede any control character.



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