Unix Misc.

Front 1

how can you tell the teh compress command was used on a file?

Back 1

the file will have a .Z appended to it.

Front 2

what is the mt command used for?

Back 2

move tape(mt) you can move magnetic tape to eof markers using the mt command.

Front 3

how do you access the unix calculator? how do you exit the unix calculator?

Back 3

bc, ctrl d

Front 4

what does the tar command used for?

Back 4

used to archive and extract files to and from a single file called a tar file.

Front 5

how do you create an executable script from a text file?

Back 5

type chmod +x {filename}

Front 6

in the command grep -i, what does the flag -i do?

Back 6

-i tells the command to ignore the case.

Front 7

Name 2 ways to locate a file.

Back 7

find and grep

Front 8

what does grep stand for and what does it do?

Back 8

global regular expression print. you can locate text within files

Front 9

What are the wildcard characters for unix?

Back 9

? = one character
* = all characters

Front 10

in the command ln -s, what is the -s flag and what is it used for?

Back 10

-s creates a soft link. this allows linking to a file on a different file system.

Front 11

What flag do you use to sort numbers?

Back 11

sort -n

Front 12

how do your run a process in the backgroung?

Back 12

add the ampersand (&) after the command. ex: find / -name force -print > force.files &