Kotlin - Variables and Type System
Which of the following is the correct syntax to declare an immutable integer variable named
count with value 10 in Kotlin?Which of the following is the correct syntax to declare an immutable integer variable named count with value 10 in Kotlin?
easy📝 Syntax Q12 of 15
Step-by-Step Solution
Solution:
Step 1: Identify correct keyword and syntax
valis used for immutable variables, and Kotlin infers type if not specified.Step 2: Check each option
var count = 10 usesvar(mutable), C has invalid syntax, D is incomplete.Final Answer:
val count = 10 -> Option AQuick Check:
Immutable variable syntax = val count = 10 [OK]
Quick Trick: Use val for fixed values, var for changeable ones [OK]
Common Mistakes:
MISTAKES- Using var instead of val for immutable variables
- Incorrect Kotlin type declarations
- Leaving declarations incomplete
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