XK0-006 Automation, Orchestration, and Scripting Practice Question
In bash, what is the difference between single quotes and double quotes?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Single quotes prevent variable expansion, double quotes allow it.
Single quotes preserve the literal value of each character, while double quotes allow variable expansion and command substitution.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
Single quotes prevent variable expansion, double quotes allow it.
Why this is correct
Correct. Single quotes are literal, double quotes interpret variables.
- ✗
Both allow variable expansion, but double quotes also allow globbing.
Why it's wrong here
Single quotes do not allow expansion.
- ✗
Single quotes allow variable expansion, double quotes do not.
Why it's wrong here
It's the opposite.
- ✗
There is no difference; they are interchangeable.
Why it's wrong here
They have different behaviors.
Go deeper
Related to this question
Learn chapter
Linux Fundamentals and History
Key term
Bash
Bash is a command-line interpreter that lets users interact with an operating system by typing text commands instead of clicking icons.
Key term
Value
Value is the perceived worth, benefit, or usefulness that a service, product, or activity delivers to stakeholders, especially customers and the business.
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