February 2008: These tests are all badly in need of update.
Some questions are incorrect because of changing technology and others just make no sense in today's IT world.
I do intend to update these, but it's a big project..

MacOSX Skills Test

Copyright 2002,2003 A.P. Lawrence

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What will be the output of the following shell script?

#!/bin/sh
a=one
b=two
c=three
grep two <<\here
1 $a
2 $b
3 $c
here

• nothing
• 2 two
• 2 $b

Answer