Command What it does
cal Show this year's calendar
cal 7 Show July's calendar (current year)
cal 9 1752 Show calendar for Sep 1752
cat <file> Display file on screen, without stopping
cd .. Move up to parent directory
cd <dir> Move down to directory (that is, open
directory to see list of what is inside)
chmod Set permission codes.
Consult "man chmod" for details.
chmod 644 * Set proper permissions for all files in
directory (as appropriate for html:
get into public_html directory,then
apply this command). But note that
directories must be chmod 711 <name of dir>
control-D Quit
cp <file1> <file2> Copy file1 to file2 (retains file1)
date Show current date
dc Desk calculator: complex and primitive
ftp Start FTP facility (archaic file transfer protocol)
gopher Start gopher
kermit Start kermit communications server
logout Quit, return to "destination" prompt
ls Short version of directory list
ls -al List directory - long, also show "hidden" files
ls -l List directory -long (gives size information, &c.)
ls .. List all users (in main directory)
lynx Start www text reader
lynx http://www.fdu.edu
Connect to FDU's www homepage
man <command> Get manual for a given command
man -k <searchname> Look for a manual on listed subject
md <dir> Create a new directory (or mkdir)
mv <file1> <file2> Rename (move) file1 to file2 (deletes file1)
page <file> Show file contents screen by screen
passwd Change your login password
pico Start screen editor
pine Start e-mail facility
ps Show processes going on at the time
pwd Print working directory
rd <dir> Remove dir (must be empty) (or rmdir)
rm <file> Delete file
rz Receive zmodem transfer
from home computer to main computer)
sz Send zmodem trasfer (from main computer
to home computer)
telnet Telnet to another system: for example, telnet Sun490
telnet Sun490 Telnet to the Sun490 (account needed)
trn Start threaded news reader
who, finger Show all other logins
window Give window environment on ASCII terminals
Index See command; or explanation
Calendar, July, current year
cal 7
Calendar, Sep 1752 cal 9 1752
Calendar, this year cal
Change password passwd
Copy cp <file1> <file2>
Date date
Delete file rm <file>
Desk calculator dc
Directory This is what would be called a "folder"
in the Macintosh world.
Directory, create new
md <dir>
Directory, move down cd <dir>
Directory, to remove rd <dir>
Document In the non-Macintosh world, this
is called a file.
E-mail facility pine
Editor, screen pico
FDU's www homepage lynx http://www.fdu.edu
File What in the Macintosh world would be
called a document.
File contents page <file>; cat <file>
Folder The Macintosh name for the residence of
a group of documents. In UNIX one
would speak of a directory holding
a number of files.
FTP ftp
Gopher gopher
Kermit kermit
List directory ls; ls -l; ls -al
List users ls ..
Lynx Name of a non-graphic, text-only
browser residing on our alpha
computer. Fast for looking at
web sites by modem, but you miss
all the good graphics and sound.
Lynx-the-lame Unkind nickname; see lynx, above.
Manual on a command man <command>
Manual on listed subject
man -k <searchname>
Parent directory, move up to
cd ..
Permission codes, set
chmod
Print working directory
pwd
Processes going on ps
Quit logout; control-D
Rename (move) files mv <file1> <file2>
Show all other logins
who, finger
Start www lynx
Telnet to another system
telnet
Threaded news reader trn
Windows environment window
Z-modem file transfer
sz <file>; rz
Return to Macintosh page.
Return to web help page.
Dr. Boyer's home page.