What is the output of the following code:
os=Unix
echo 1.$os 2."$os" 3.'$os' 4.$os
os=Unix
echo 1.$os 2."$os" 3.'$os' 4.$osA. 1.Unix 2.Unix 3.Unix 4.Unix
B. 1.Unix 2.Unix 3.$os 4.Unix
C. 1.Unix 2.Unix 3.Unix 4.$os
D. 1.Unix 2.$os 3.$os 4.$os
Answer: Option B
This Question Belongs to Computer Science >> Linux
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