UNIX Shell Overview

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UNIX ShellOverview
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Shell
Kernel
bash,csh,ksh
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Overview of text
Chapter 6 Bourne again shell
Chapter 7 Korn Shell
Chapter 5
Chapter 8 C Shell
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Changing Shells

• Shells
• Bourne again shell bash, sh
• Korn shell ksh
• C shell csh

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Metacharacters (selected)
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tee
standard output
command
filename
example ls tee listfile.txt
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echo

• Acts as a print statement in a script
• example echo Today is date
• note (called a grave accent) is the character
  below the tilda () not the single quote ()