Bash Scripting - File Operations in Scripts
What is the purpose of using
while read line in a bash script?What is the purpose of using while read line in a bash script?
easy🧠 Conceptual Q1 of 15
Step-by-Step Solution
Solution:
Step 1: Understand the
This loop reads input line by line, storing each line in the variablewhile read lineconstructline.Step 2: Recognize its use in file processing
It is commonly used to process each line of a file or input stream sequentially.Final Answer:
To read a file line by line and process each line -> Option BQuick Check:
Reading lines = A [OK]
Quick Trick: Use while read to handle files line by line easily [OK]
Common Mistakes:
MISTAKES- Thinking it writes or deletes lines
- Confusing with word count commands
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