Solution:Step 1: Understand the variable valueThe variable filename contains 'report.final.txt'.Step 2: Apply ${filename%.txt}This removes the shortest suffix matching '.txt' from the end, leaving 'report.final'.Final Answer:report.final -> Option DQuick Check:Suffix '.txt' removed once from end [O

[Solved] Given the Bash code:filename="report.final.txt" echo ${filename%.txt}What is the output? - Ans: report.final | Bash Scripting

Bash Scripting - String Operations

Given the Bash code:

filename="report.final.txt"
echo ${filename%.txt}

What is the output?

Areport.final.tx

Breport

Creport.final.txt

Dreport.final

Step-by-Step Solution

Solution:

Step 1: Understand the variable value
The variable filename contains 'report.final.txt'.
Step 2: Apply ${filename%.txt}
This removes the shortest suffix matching '.txt' from the end, leaving 'report.final'.
Final Answer:
report.final -> Option D
Quick Check:
Suffix '.txt' removed once from end [OK]

Quick Trick: Remove suffix by matching pattern at string end with % [OK]

Common Mistakes:

MISTAKES

Removing more than '.txt' suffix
Confusing prefix removal with suffix removal
Expecting the full string unchanged

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More Bash Scripting Quizzes

Given the Bash code:

Step 1: Understand the variable value

Step 2: Apply ${filename%.txt}

Final Answer:

Quick Check:

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