What is the use of '?' sign in java??

Answer 1

Ternary Operator?

Answer 2

Max=(a>b)?a:b;
These are known as ternary operators in java.They are basically like a short form of your conditional statements.
like if(a>b)
{ max =a;
else
max=b;
}

Answer 3

Check my code.

https://code.sololearn.com/cXS3Bq4sVMhs/?ref=app

Answer 4

in a challange i got this question and i got completly confused..
question goes this way
x = x==4?x;2:x%2;