Linux Filesystem Commands

Question 1

cp command

Answer 1

Copies files

Question 2

mv command

Answer 2

• Moves & renames files/directories
• Does not move the data on the HD if new dest is on the same PC

Question 3

ln origname linkname

Answer 3

Create a hard link to non-directory file

Question 4

ln -s origname linkname

Answer 4

Create symbolic link to a file or directory file

Question 5

Classes of Wildcard in Linux

Answer 5

• ?
• *
• [value]

Question 6

’?’ wild card

Answer 6

Stand in for a single character

Question 7

‘*’ wild card

Answer 7

Match any character, set of characters, or none at all.

Question 8

’[value]’

Answer 8

Match any character in the set of brackets

b[ao][lw]l will match for
bowl
ball
but not bull

Question 9

mkdir command

Answer 9

create new directory

Question 10

rmdir command

Answer 10

• Remove an empty directory

Question 11

rmdir -p command

Answer 11

• Remove a directory
• Containing only directory files
• Will not work if it contains any non-directory files

Question 12

rm -r command

Answer 12

• Remove file
• Recursive, remove directory files containing non-directory files

Question 13

touch command

Answer 13

• Create a non-directory file
• Can update and existing directory’s time stamp only

Question 14

cp command

Answer 14

• Copy a file
• -r or -a to copy a directory, all contents

Question 15

mv command

Answer 15

• move directories or files

Question 16

less command

Answer 16

Displays file contents or commands output one page at a time

Question 17

tar -r command

Answer 17

Untar a tar archive file