ref & reactive

Preview — 3 of 10 questions

What is the correct way to declare a reactive counter variable using the Composition API in Vue 3?

Aconst count = ref(0)

Bconst count = reactive(0)

Cconst count = computed(0)

Dconst count = useState(0)

Which statement correctly describes the difference between ref and reactive in Vue 3?

Aref is for objects, reactive is for primitives

Bref works for any type but wraps value in .value; reactive only works with objects/arrays

Creactive is deprecated in Vue 3; only ref should be used

DBoth ref and reactive work identically for all types

How do you create a computed property in the Composition API?

Aconst double = computed(() => count * 2)

Bconst double = computed(() => count.value * 2)

Cconst double = watch(() => count.value * 2)

Dconst double = ref(() => count.value * 2)

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