Alphabetized List of Unix Commands

This section contains an alphabetized list of common Unix commands which could be useful as a review and reference.

^ c: INTERRUPT program ([Del] in System V).
^ d: END text input (also logoff).
^ h: BACKSPACE.
^ r: REPEAT last line typed (or !!).
^ q: Unlock terminal screen.
^ s: Stop the screen from scrolling.
^ u: UNDO last line typed.
^ w: Delete last WORD typed.
^ z: SUSPEND a running program.
as file.s: Assemble program in file.s.
at prog: Run prog at a later time.
batch prog: Run prog in BATCH queue (sequential bg).
bg: Place stopped foreground job into BACKGROUND.
cat fileA > fileB: COPY fileA to fileB.
cat fileA >> fileB: APPEND fileA to end of fileB (add to end).
cat file: LIST file on screen (or where > or >> directs).
cc file.c: COMPILE C program in file.c.
cd dirname: CHANGE to dirname; default home, .. 1 up.
chmod code file: Change file's access restrictions.
cp oldfile newfile: COPY oldfile to newfile.
dbx prog: Run DEBUGGER on executable prog.
diff file1 file2: List lines DIFFERING in file1, file2.
f77 file.f: Fortran 77 compile.
fg job #: Place background job into FOREGROUND.
file fname: Determine fname's type.
grep pat fname: Look for pat in file fname.
head file: Print first 10 lines of file.
jobs: Return names and job # of suspended jobs.
kill -9 pid #: Cancel job with pid # (known from ps).
ld file.o or file.a: LOAD, LINK, program in file.o, file.a.
lint file.c: Check C program in file.c.
lp fname: Print fname on LINE PRINTER (System V).
lpq: Return status of jobs in print queue (BSD).
lpr file: Print file on LINE PRINTER (BSD).
lprm numb: Remove numb from print queue (BSD).
lpstat: Return status of jobs in print queue (System V).
ls: LIST files in present directory.
ls -l: A long list of files.
ls dirname: List files in dirname, default .,
: -l long, -x list, -CF coded, -a invisibles.
mkdir dirname: Make directory dirname.
more file: List file, one screenful at a time.
mv oldfile newfile: MOVE oldfile to newfile, then remove oldfile.
pc file.p: Compile Pascal programs in file.p.
ps -a: Return name and process ID's of all current processes.
ps -fu user: List processes owned by user (System V).
pwd: Print working directory.
rm oldfile: REMOVE (erase) oldfile.
rm -rf directory: Remove directory and everything in it.
rmdir dirname: Remove directory dirname.
sort fname: SORT lines of fname based on options.
spell fname: Check fname for SPELLING.
tail file: Print file's last 10 lines on screen.
view file: Use the vi editor for VIEWING a file.
wc fname: COUNT number of ``words'' in fname.
who (w): List current users.
who am i (whoami): Return my login name.




 
     

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Alphabetized List of Unix Commands

UNIX COMMANDS