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CAT | Unix

6

Dec

Which of the following commands display your login shell? a)$SHELL b)echo $SHELL c)$0 d)echo $0

0 Comments | Posted by chirags268 in Unix

echo $SHELL

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6

Dec

Write who command and redirect the result to a file called file1. Use more command to see the contents of file file1.

0 Comments | Posted by chirags268 in Unix

who > file1

cat file1|more

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6

Dec

Using cat command, write a single command to copy file1 to file2. (Don’t use cp command).

0 Comments | Posted by chirags268 in Unix

cat file1 > file2

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6

Dec

Using head command, write a single command to copy lines 1 to 20 of file1 to file2. (Don’t use cp command).

0 Comments | Posted by chirags268 in Unix

Head -20 file1 > file2

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6

Dec

If possible, using head command, write a single command to copy lines 31 to 50 of file1 to file2. (Don’t use cp command).

0 Comments | Posted by chirags268 in Unix

Head –50 file1 | tail –20 > file2

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