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Question 108 - 101-500 discussion
What does the + symbol mean in the following grep regular expression: grep '^d[aei]\+d$' /usr/share/dict/words
A.
Match the preceding character set ([aei]) one or more times.
B.
Match the preceding character set ([aei]) zero or more times.
C.
Match the preceding character set ([aei]) zero or one times.
D.
Match a literal + symbol.
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