React Native Exam

What is the primary purpose of a <View> component in React Native?

• To display text

• To handle user input

• To act as a container for other components

• To fetch data from an API

Which property is used to set a component's background color in React Native?

• color

• background

• backgroundColor

• bgColor

What does the flexDirection: 'row' style achieve in a React Native component?

• Aligns items vertically

• Aligns items horizontally

• Centers items

• Justifies content

Which component is used to capture user input in React Native?

• Text

• View

• TextInput

• Button

The justifyContent: 'center' style aligns child elements along which axis?

• Main axis

• Cross axis

• Horizontal axis

• Vertical axis

What is the difference between alignItems and justifyContent in React Native?

• justifyContent aligns items along the main axis, while alignItems aligns them along the cross axis.

• alignItems aligns items along the main axis, while justifyContent aligns them along the cross axis.

• Both align items along the main axis.

• Both align items along the cross axis.

Why is nesting <View> components important in React Native?

• It enhances performance.

• It helps to break down layouts into manageable sections.

• It reduces the app's size.

• It simplifies API calls.

Which component provides visual feedback when pressed in React Native?

• Button

• TouchableHighlight

• Pressable

• TouchableOpacity

In a login form, which property of TextInput is used to mask input for passwords?

• secureTextEntry

• password

• maskInput

• hideText

Which style property adds space inside the boundaries of a component in React Native?

• margin

• padding

• borderWidth

• spacing