Vidyalelo
Computer Science · Q223

Kotlin Programming MCQ for Competitive Exams, Interviews, and Certifications

Engineering and GATE · Computer Science · question 223

Q223

Which feature in Kotlin helps to prevent NullPointerExceptions?

A.
Safe Call Operator (?.)
Answer
B.
Non-null Assertion Operator (!!)
C.
Elvis Operator (?:)
D.
Safe Cast Operator (as?)

Answer: Option A

Solution

Answer: Option A
No explanation is given for this question Let's Discuss on Board