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To perform context addressing, we have to enclose the pattern in ____

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To perform context addressing, we have to enclose the pattern in ____

(a) double quotes

(b) single quotes

(c) /  /

(d) $  $

I had been asked this question during an online exam.

This interesting question is from sed command topic in division Filters using Regular Expressions of Unix

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The correct choice is (c) /  /

To explain: The second form of addressing apart from relative addressing is context addressing. It allows us to specify one or two patterns to locate lines. The pattern must be bounded by a / on either side.

Related questions

+1 vote
1 answer
sed can also perform the substitution.
asked Jul 28, 2021 in Unix by Alexis (67.2k points)
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