Kotlin Programming MCQ for Competitive Exams, Interviews, and Certifications

A. It converts any value to a non-null type and throws anexception if the value is in fact null

B. It compares two values for identity rather than equality

C. It returns the left-hand operand if the operand is not null: otherwise it returns the right have operand

D. It's the modulo operator in Kotlin, similar to Java's %

A. object.method()

B. object.function()

C. object.procedure()

D. object.call()

A. constructor()

B. class constructor()

C. primary constructor()

D. class Person()

A. No, not at language level. But the Kotlin compiler makes use of JVM primitives for best performance

B. Yes, but Kotlin internally always converts them to their non-primitive counterparts

C. No, Kotlin does not have nor use primitive data types

D. Yes, Kotlin is similar to Java in this respect

A. throw Exception()

B. raise Exception()

C. Exception.throw()

D. None of the above

A. An auto-generated "toString()" method

B. Automatic conversion from/to JSON

C. Auto-generated equals() and hashcode() method

D. A generated copy(....) method for creating copies of the instances

A. fun static main(){}

B. fun main(){}

C. fun Main(){}

D. public static void main(){}

A. Printline()

B. println()

C. print()

D. Both B & C

A. The character :

B. The character ,

C. The character =

D. The character -

A. onPause()

B. onVisible()

C. onStart()

D. onDestroy()