Bash Scripting - Text Processing in Scripts
What does
awk '{print $2}' file.txt do in a bash script?What does awk '{print $2}' file.txt do in a bash script?
easy🧠 Conceptual Q11 of 15
Step-by-Step Solution
Solution:
Step 1: Understand awk field numbering
Awk splits each line into fields separated by spaces by default. $1 is the first field, $2 is the second, and so on.Step 2: Analyze the command
The command prints $2, which is the second field of each line in file.txt.Final Answer:
Prints the second word (field) from each line of file.txt -> Option AQuick Check:
Awk $2 prints second field [OK]
Quick Trick: Remember $1 is first field, $2 second, etc. [OK]
Common Mistakes:
MISTAKES- Confusing $2 with line number
- Thinking it prints entire line
- Mixing up field numbers starting at 0
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