Question 18 Echo Xyz Grep E Dog Cat Cow Y Horse Pig Match No Match Error Question 19 Bin Bash Echo X X X 1 (25.94 KiB) Viewed 27 times
Please answer all parts clearly QUESTION 18 echo xyz | grep -E'.(dog|cat|cow)*y(horse pig)?$' Match No Match Error QUESTION 19 #!/bin/bash echo @x@@x@x | sed -r 's/(^\w) @/\1/g' What is the output from the sed command in this script?
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