Linux CLI - Environment and Configuration
Which of these is the correct way to export a variable named
USER_NAME with value alice in bash?Which of these is the correct way to export a variable named USER_NAME with value alice in bash?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Understand export syntax
Export requires the formatexport VARIABLE=VALUEwith no spaces around the equals sign.Step 2: Evaluate each option
Only export USER_NAME=alice follows the correct syntax. Options B, C, and D have syntax errors.Final Answer:
export USER_NAME=alice -> Option DQuick Check:
Correct export syntax = export VARIABLE=VALUE [OK]
Quick Trick: Use export VAR=VALUE with no spaces [OK]
Common Mistakes:
- Putting spaces around =
- Using export without =
- Starting with = sign
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