Kotlin Programming MCQ for Competitive Exams, Interviews, and Certifications

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61.
Functions in Kotlin are created with the following keyword?

A. void

B. fun

C. function

D. def

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62.
What is the default return type of any functions defined in Kotlin?

A. Int

B. Double

C. void

D. Unit

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63.
The 'when' statement in Kotlin is similar to which statement in other programming languages?

A. if

B. break

C. switch

D. continue

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64.
Which keyword is used to indicate that a class can be subclassed?

A. public

B. protected

C. internal

D. open

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65.
What does the lateinit keyword in a variable declaration indicate in Kotlin code?

A. The variable is never initialized.

B. The variable is only initialized at app runtime.

C. The variable is automatically initialized to null.

D. The variable will be initialized later. I promise!

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66.
Which Gradle configuration indicates the most recent API level your app has been tested with?

A. minSdkVersion

B. compileSdkVersion

C. targetSdkVersion

D. testSdkVersion

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67.
Which of the following accessibility tools comes built in with most Android devices?

A. In Android Studio, Refactor > Add RTL support where possible

B. Accessibility Scanner

C. TalkBack

D. Lint

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68.
A View can contain any number of View or ViewGroup as its children. True or false?

A. True, View can contain any number of View or ViewGroup.

B. False, View can have exactly 1 child.

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69.
Which of the following visibility attribute values, if set on a view, makes it so the view is hidden and does not take up any space in the layout?

A. visible

B. invisible

C. gone

D. hide

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70.
Which one of the following statements is true about Button views?

A. A Button view is a ViewGroup.

B. You can only have three Button views per screen.

C. Button views are clickable, and on click, the attached click listener performs an action.

D. Button is an extension of ImageView.

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Kotlin Programming MCQ for Competitive Exams, Interviews, and Certifications

61. Functions in Kotlin are created with the following keyword?

Answer & Solution

62. What is the default return type of any functions defined in Kotlin?

Answer & Solution

63. The 'when' statement in Kotlin is similar to which statement in other programming languages?

Answer & Solution

64. Which keyword is used to indicate that a class can be subclassed?

Answer & Solution

65. What does the lateinit keyword in a variable declaration indicate in Kotlin code?

Answer & Solution

66. Which Gradle configuration indicates the most recent API level your app has been tested with?

Answer & Solution

67. Which of the following accessibility tools comes built in with most Android devices?

Answer & Solution

68. A View can contain any number of View or ViewGroup as its children. True or false?

Answer & Solution

69. Which of the following visibility attribute values, if set on a view, makes it so the view is hidden and does not take up any space in the layout?

Answer & Solution

70. Which one of the following statements is true about Button views?

Answer & Solution

Read More Section(Kotlin Program)

61.
Functions in Kotlin are created with the following keyword?

62.
What is the default return type of any functions defined in Kotlin?

63.
The 'when' statement in Kotlin is similar to which statement in other programming languages?

64.
Which keyword is used to indicate that a class can be subclassed?

65.
What does the lateinit keyword in a variable declaration indicate in Kotlin code?

66.
Which Gradle configuration indicates the most recent API level your app has been tested with?

67.
Which of the following accessibility tools comes built in with most Android devices?

68.
A View can contain any number of View or ViewGroup as its children. True or false?

69.
Which of the following visibility attribute values, if set on a view, makes it so the view is hidden and does not take up any space in the layout?

70.
Which one of the following statements is true about Button views?