[Solved] Identify the error in this awk command:awk '{print $1 $2,}' file.txt — Ans: Extra comma after $2 causes syntax error | Linux CLI

Linux CLI - Text Processing

Identify the error in this awk command:
awk '{print $1 $2,}' file.txt

AMissing space between $1 and $2

BNo error, command is correct

CIncorrect use of single quotes

DExtra comma after $2 causes syntax error

Step-by-Step Solution

Solution:

Step 1: Analyze the print statement syntax
The comma after $2 is invalid syntax inside print block without a following argument.
Step 2: Confirm error cause
Extra comma causes awk to expect another argument, resulting in syntax error.
Final Answer:
Extra comma after $2 causes syntax error -> Option D
Quick Check:
Trailing commas in print cause syntax errors [OK]

Quick Trick: Avoid trailing commas in print statements [OK]

Common Mistakes:

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