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Vue.js Scoped Slots and Render Functions Quiz

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Question 1/10

Why are render functions used in Vue.js components?

Select your answer

To write cleaner templates without HTML.

To improve component performance by avoiding Vue's reactivity system.

To programmatically create component templates in JavaScript with more control.

To avoid using Vue directives like v-if and v-for.

Question 2/10

What is a scoped slot in Vue.js?

Select your answer

A scoped slot is a slot that can be reused across multiple components.

A scoped slot is a slot that has access to its parent component's data.

A scoped slot is a slot that allows passing data from a child component to a parent component using slot props.

A scoped slot is a slot that has a unique name.

Question 3/10

In the provided Vue template, how can you access a property named 'item' that is passed to a scoped slot?

<template>
  <MyComponent v-slot:default="{ item }">
    <!-- Use item here -->
  </MyComponent>
</template>

Select your answer

Question 4/10

In Vue.js, what is the second argument passed to the render function?

Select your answer

VNode children

Props object

Context object containing props, children, slots, etc.

Data object

Question 5/10

What is one advantage of using render functions instead of templates in Vue.js?

Select your answer

Render functions can contain conditional structures and loops, allowing dynamic element creation.

Render functions automatically handle the reactivity system better than templates.

Render functions are more secure and prevent XSS attacks automatically.

Render functions improve readability of component code.

Question 6/10

In Vue.js, how can you render a virtual node using a string as an element tag in a render function?

render(createElement) {
  return createElement(tagName, data, children);
}

Select your answer

By passing the tag name using the ref attribute.

By using v-bind:tag.sync='tagName'.

By passing the tag name as the first parameter to createElement.

This is not possible with render functions.

Question 7/10

How can you handle scoped slots in a render function in Vue.js?

Select your answer

Scoped slots cannot be used with render functions.

Defining slots in the component's data property.

Using this.$scopedSlots directly to render the slot.

Passing scoped slots as props to the children in render

Question 8/10

How do you specify a name for a scoped slot?

<template>
  <MyComponent>
    <template v-slot:header="slotProps">
      <!-- Slot content here -->
    </template>
  </MyComponent>
</template>

Select your answer

Define the slot name in the data object as slotName.

Define a slotName prop inside the component.

Use the slot directive, such as slot:header.

Use the v-slot directive with a name, such as v-slot:header.

Question 9/10

How do you define a scoped slot in a child component?

<template>
  <slot v-bind:slotProps></slot>
</template>

Select your answer

By using the v-bind directive to pass props to the slot.

By binding data directly to the slot using v-slot.

By using the v-else directive inside the slot.

By defining a named slot using the name attribute.

Question 10/10

What Reactivity option automatically updates when new data is received for slots?

Select your answer

Default named slots.

None of the above, slots don't automatically update.

Slots with v-slot directive.

Components using the render function.

Your Results

You did not answer any questions correctly.

Your Answers

Question 1/10

🙁 Your answer was incorrect

Why are render functions used in Vue.js components?

Available answers

To write cleaner templates without HTML.

To improve component performance by avoiding Vue's reactivity system.

To programmatically create component templates in JavaScript with more control.

To avoid using Vue directives like v-if and v-for.

Question 2/10

🙁 Your answer was incorrect

What is a scoped slot in Vue.js?

Available answers

A scoped slot is a slot that can be reused across multiple components.

A scoped slot is a slot that has access to its parent component's data.

A scoped slot is a slot that allows passing data from a child component to a parent component using slot props.

A scoped slot is a slot that has a unique name.

Question 3/10

🙁 Your answer was incorrect

In the provided Vue template, how can you access a property named 'item' that is passed to a scoped slot?

<template>
  <MyComponent v-slot:default="{ item }">
    <!-- Use item here -->
  </MyComponent>
</template>

Available answers

Question 4/10

🙁 Your answer was incorrect

In Vue.js, what is the second argument passed to the render function?

Available answers

VNode children

Props object

Context object containing props, children, slots, etc.

Data object

Question 5/10

🙁 Your answer was incorrect

What is one advantage of using render functions instead of templates in Vue.js?

Available answers

Render functions can contain conditional structures and loops, allowing dynamic element creation.

Render functions automatically handle the reactivity system better than templates.

Render functions are more secure and prevent XSS attacks automatically.

Render functions improve readability of component code.

Question 6/10

🙁 Your answer was incorrect

In Vue.js, how can you render a virtual node using a string as an element tag in a render function?

render(createElement) {
  return createElement(tagName, data, children);
}

Available answers

By passing the tag name using the ref attribute.

By using v-bind:tag.sync='tagName'.

By passing the tag name as the first parameter to createElement.

This is not possible with render functions.

Question 7/10

🙁 Your answer was incorrect

How can you handle scoped slots in a render function in Vue.js?

Available answers

Scoped slots cannot be used with render functions.

Defining slots in the component's data property.

Using this.$scopedSlots directly to render the slot.

Passing scoped slots as props to the children in render

Question 8/10

🙁 Your answer was incorrect

How do you specify a name for a scoped slot?

<template>
  <MyComponent>
    <template v-slot:header="slotProps">
      <!-- Slot content here -->
    </template>
  </MyComponent>
</template>

Available answers

Define the slot name in the data object as slotName.

Define a slotName prop inside the component.

Use the slot directive, such as slot:header.

Use the v-slot directive with a name, such as v-slot:header.

Question 9/10

🙁 Your answer was incorrect

How do you define a scoped slot in a child component?

<template>
  <slot v-bind:slotProps></slot>
</template>

Available answers

By using the v-bind directive to pass props to the slot.

By binding data directly to the slot using v-slot.

By using the v-else directive inside the slot.

By defining a named slot using the name attribute.

Question 10/10

🙁 Your answer was incorrect

What Reactivity option automatically updates when new data is received for slots?

Available answers

Default named slots.

None of the above, slots don't automatically update.

Slots with v-slot directive.

Components using the render function.

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