Linux question 1.Use egrep and a regular expression to find all the movies in /t

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Linux question

1.Use egrep and a regular expression to find all the movies in /tmp/bette.txt that have at least one repeated uppercase letter, such as The Watcher in the Woods (1980). (Note the two occurrences of W.)

2.Use egrep and a regular expression to find the one word in /usr/share/dict/words that has ELEVEN consecutive consonants, regardless of case.

3. Use egrep and a regular expression to find the one word in /usr/share/dict/words that starts and ends with the same eight characters.

4. Use egrep and a regular expression to find all the all-vowel (regardless of case) words in /usr/share/dict/words.

5. Use egrep and a regular expression to find the one word in /usr/share/dict/words that is composed entirely of 8 consonants (regardless of case).

Explanation / Answer

4. Use egrep and a regular expression to find all the all-vowel (regardless of case) words in /usr/share/dict/words.

egrep -i 'ˆ[aeiou]*$' /usr/share/dict/words

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