Mac OS Command Lines Flashcards

1
Q

pwd

A

Print work directory

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2
Q

hostname

A

My computer’s network name

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3
Q

mkdir

A

make directory

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4
Q

cd

A

change directory

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5
Q

ls

A

list directory

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6
Q

rmdir

A

remove directory

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7
Q

pushd

A

push directory

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8
Q

pops

A

pop directory

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9
Q

come

A

copy a file or directory

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10
Q

mv

A

move a file or directory

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11
Q

less

A

page through a file

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12
Q

cat

A

print the whole file

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13
Q

xargs

A

execute arguments

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14
Q

Find

A

find files

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15
Q

grep

A

find things inside files

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16
Q

man

A

read a manual page

17
Q

apropos

A

find what man page is appropriate

18
Q

env

A

look at your environment

19
Q

echo

A

export/set a new environment variable

20
Q

exit

A

exit to shell

21
Q

sudo

A

DANGER! become super users root DANGER!