You want to compare two directories dir1 and dir2 recursively to find all file differences. Which diff command should you use?

hard📝 Application Q15 of 15

Linux CLI - Viewing and Editing Files

You want to compare two directories dir1 and dir2 recursively to find all file differences. Which diff command should you use?

Adiff -c dir1 dir2

Bdiff -r dir1 dir2

Cdiff dir1 dir2

Ddiff -i dir1 dir2

Step-by-Step Solution

Solution:

Step 1: Understand recursive comparison
The -r option tells diff to compare directories recursively.
Step 2: Check other options
-c is context output, not recursive. No option means file comparison only. -i ignores case, not recursive.
Final Answer:
diff -r dir1 dir2 -> Option B
Quick Check:
Recursive directory diff [OK]

Quick Trick: Use -r to compare directories recursively with diff [OK]

Common Mistakes:

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