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--- unix_system_v3.2.3 [2020/03/11 16:54]
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+++ unix_system_v3.2.3 [2020/03/11 16:59]
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 **UNIX Command Reference**
+The command prompt in UNIX is called the //shell//.  Here is a list of common UNIX commands which will work across many different versions of UNIX with discrepancies in Example/Notes.
 ||Command||Description||Example/Notes||
-||as||ASsembler||//as (input files)//||
+||as||ASsembler||//as input.s//||
+||cc||C Compiler||//cc input.c//||
 ||cd||Change Directory||//cd tmp// - on Version 6 this command is //chdir//||
 ||df||Disk Free||//df// - May take time to complete on some systems||
+||echo||Echo||//echo ${HOME}// - Prints the value assigned to the variable HOME||
+||env||ENVironment settings||//env// - Prints the shell environment settings (see //set// as well))||
 ||ls||LiSt directory||//ls -l// - provides a long LiSting||