Answer the qs in UNIX commands

UNIX for Beginners Q & A
1

1) whats the output of the below script, when executed at the command line
vi test.ksh
echo 'output $@:'$@
echo 'output$#:'$#
----------------
cmd execution as follows
$test.ksh Hello"

a)output $@:1,output $#:Hello
b)output $@:Hello,output $#:1
c)output$@:,output $#:
d)None of the above

2)whats the output of following script
pdate='20090130
pcomp='ABC
echo '$pdate'"$pdate"
a)ABC+20090130
b) $pcomp_20090130
c)ABC$pdate
d)ABC_pdate

3) whats the output for the following environment variable
echo "SHELL1"$SHELL"
SHELL='Hello'
echo "SHELL2:$SHELL"
a)SHELL1:,SHELL2:
b)SHELL1:ksh,SHELL2:Hello
c)SHELL1: <default shell>,SHELL2:Hello
d) SHELL1:SHELL,SHELL2:SHELL

2

So - what would be YOUR answers?

3

Hi Rudic.

my answer is 1)c , 2)b 3)c.

Please confirm if my answer is correct

4

My first step were to sit down at my computer, enter and run the scripts, and check the results. If doing so, would you still need somebody else's confirmation?

5

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