[Solved] Find the error in this awk command:awk '{print $1 $2}' filename — Ans: Missing comma or space between $1 and $2 in print | Linux CLI

Linux CLI - Text Processing

Find the error in this awk command:
awk '{print $1 $2}' filename

AIncorrect field numbers

BMissing comma or space between $1 and $2 in print

CMissing pattern before action

DExtra curly braces

Step-by-Step Solution

Solution:

Step 1: Understand print syntax for multiple fields
To print multiple fields with space, separate them by comma or add space explicitly.
Step 2: Identify missing separator
Command prints $1 and $2 concatenated without space, likely unintended.
Final Answer:
Missing comma or space between $1 and $2 in print -> Option B
Quick Check:
Print multiple fields needs comma or space [OK]

Quick Trick: Use comma to separate fields in print for spaces [OK]

Common Mistakes:

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