MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Technical MCQs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Is there any Ternary Conditional Operator in Kotlin like in Java? |
| A. | TRUE |
| B. | FALSE |
| C. | Can be true or false |
| D. | Can not say |
| E. | |
| Answer» C. Can be true or false | |
| 2. |
What is the use of data class in Kotlin? |
| A. | extract the basic data types |
| B. | delete the basic data types |
| C. | present the basic data types |
| D. | holds the basic data types |
| Answer» E. | |
| 3. |
Which of the following is Use for reading contents of file to ByteArray? |
| A. | bufferedReader() |
| B. | readText() |
| C. | readBytes() |
| D. | readLines() |
| Answer» D. readLines() | |
| 4. |
How many types of constructors available in Kotlin? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 5. |
How can you declare a variable in Kotlin? |
| A. | value my_var: Char |
| B. | value Char : my_var |
| C. | my_var: Char |
| D. | value my_var: Char |
| Answer» E. | |
| 6. |
Kotlin is interoperable with Java because it uses JVM bytecode. |
| A. | Yes |
| B. | No |
| C. | Can be yes or no |
| D. | Can not say |
| Answer» B. No | |
| 7. |
____________ feature allows removing the risk of occurrence of NullPointerException in real time. |
| A. | Null Risk |
| B. | Null Safety |
| C. | Null Pointer |
| D. | All of the above |
| Answer» C. Null Pointer | |
| 8. |
Why you should switch to Kotlin from Java? |
| A. | Kotlin language is quite simple compared to Java |
| B. | It reduces may redundancies in code as compared to Java |
| C. | Kotlin can offer some useful features which are not supported by Java |
| D. | All of the above |
| Answer» E. | |
| 9. |
Kotlin is a statically-typed programming language which runs on the? |
| A. | JCM |
| B. | JVM |
| C. | JPM |
| D. | JDM |
| Answer» C. JPM | |
| 10. |
Kotlin was developed by? |
| A. | IBM |
| B. | NetBeans |
| C. | JetBrains |
| D. | Oracle |
| Answer» D. Oracle | |