A script must read lines from a file and process each line. The file may contain lines with spaces. Which loop correctly reads each line while preserving spaces?

while IFS= read -r line; do echo "$line"; done < file.txt

cat file.txt | while read line; do echo "$line"; done

for line in $(cat file.txt); do echo "$line"; done

while read line; do echo "$line"; done < file.txt

LPI LPIC-1:Linux Administrator (101-500)

Domain 5Objective 2

105.2 Customize or Write Simple Scripts LPIC-1 Practice Questions (Page 2)

Part of the Topic 105: Shells and Shell Scripting domain, which makes up ~5% of our current practice bank. Linux Professional Institute does not publish an official question count, but from its 90-minute exam (~35–60 total, ~2–3 in this domain), expect 1–2 from this objective — we provide 30 practice questions to prepare you well beyond it. (estimate)

30questions here

6free pages

12concepts

12 Concepts in This Objective

Use standard shell syntax
Use shell built-in commands
Create and execute scripts
Handle command-line arguments
Use exit statuses
Use conditional constructs
Use looping constructs
Define and use functions
Use shell variables and quoting
Perform arithmetic operations
Use command substitution
Debug scripts

Questions 6–10

6foundation · easy
Which keyword is used to end an if statement in a shell script?
Select an answer first
7foundation · easy
Which construct is used for multi-way branching based on a value?
Select an answer first
8foundation · easy
What is the output of the command: echo $((10 / 3))?
Select an answer first
9expert · medium
A script must read lines from a file and process each line. The file may contain lines with spaces. Which loop correctly reads each line while preserving spaces?
Select an answer first
10foundation · easy
Which special variable in a shell script contains the number of command-line arguments?
Select an answer first

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105.2 Customize or Write Simple Scripts LPIC-1 Practice Questions (Page 2)

Questions 6–10

Which keyword is used to end an if statement in a shell script?

Which construct is used for multi-way branching based on a value?

What is the output of the command: echo $((10 / 3))?

A script must read lines from a file and process each line. The file may contain lines with spaces. Which loop correctly reads each line while preserving spaces?

Which special variable in a shell script contains the number of command-line arguments?

Keep studying — Topic 105: Shells and Shell Scripting