Ruby - Control Flow
How can you use a ternary operator to assign a variable "status" to "Active" if a user is logged in, otherwise "Guest"? Assume variable logged_in is true or false.
How can you use a ternary operator to assign a variable "status" to "Active" if a user is logged in, otherwise "Guest"? Assume variable logged_in is true or false.
hard📝 Application Q9 of 15
Step-by-Step Solution
Solution:
Step 1: Understand the condition and values
If logged_in is true, status should be "Active", else "Guest".Step 2: Check ternary syntax and values
status = logged_in ? "Active" : "Guest" correctly uses logged_in ? "Active" : "Guest". Others have syntax errors or reversed values.Final Answer:
status = logged_in ? "Active" : "Guest" -> Option BQuick Check:
Condition ? true_value : false_value pattern [OK]
Quick Trick: Condition true returns first value, false returns second [OK]
Common Mistakes:
- Swapping true/false values
- Incorrect syntax with colons and question marks
- Using if-else instead of ternary
Master "Control Flow" in Ruby
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