[Solved] What does the command awk '{print $1}' file.txt do in a bash script? - Ans: Prints the first field of each line in file.txt | Bash Scripting

Bash Scripting - Text Processing in Scripts

What does the command awk '{print $1}' file.txt do in a bash script?

APrints the last field of each line in file.txt

BPrints the entire line from file.txt

CPrints the first field of each line in file.txt

DPrints the number of lines in file.txt

Step-by-Step Solution

Solution:

Step 1: Understand the awk print command
The print $1 tells awk to print the first field of each line.
Step 2: Apply to the file content
For each line in file.txt, awk extracts and prints only the first word or field.
Final Answer:
Prints the first field of each line in file.txt -> Option C
Quick Check:
Field extraction = first field [OK]

Quick Trick: Use $1 for first field, $2 for second, etc. [OK]

Common Mistakes:

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