Here are going to discuss Top 10 Important useful LINUX Commands.
ls command
ls command is used for lists the files and directories under folder.
pwd command
pwd command is useful for checking the present working directory.
cd command
cd command is useful for changing the directory or going to specific directory.
Examples :- cd /home/oracle
cd /home
cd .. ( For going one directory upwardfrom current directory)
cp command
cp command is useful for copying one file to another file in same or different location.
Example :- cp file1 file2 (for copying file1 into file2 and file1 is also available there after copy)
cp file1 /target/file2 (for copying file1 content into /target location with name file2 )
mv command
mv command is useful for move a file or folder to another location.
Example :- mv /source_location/file1 /target_location/ (For moving file1 to /target_location)
mv /source_location/file1 /target_location/file2 ( For renaming file to file2 on target location )
rm command
rm command is used for deleting files from directory.
Example: rm /source_location/file1 ( for removing file1 from /source_location)
rm file1 file2 ( for removing file1 and file2 from current working directory)
rm * ( for removing all files from current location)
NOTE:- Always be double sure about using rm command
mkdir command
mkdir command is used for creating directory
Example : mkdir /source_location (For creating /source_location directory under / (root))
mkdir /source_location/location2 ( for creating location2 folder inside /source_location/ )
rmdir command
rmdir command is used for removing directories if they are empty.
Example :- rmdir /source_location/*
df command
df command for getting information about file system and its space
Example :- (df –h for displaying information regarding file system and its space usage)
help command
help command is useful for getting help for commands.
mkdir --help
ls --help
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