Pregunta de entrevista de Nagarro

1. How you maintain the centralize data storage in react ? 2. Write an array of numbers, print the unique values of array 3. Write a program to Sum all the numbers of array, 4. How to fetch the values from the store 5. Tell me about some hooks 6. #id_abc{color:yellow } .abc{color: red} div{color:blue} Which CSS will be applicable for div. <div id="id_abc" class="abc">Test</div> 7. One Javascript question on button click. 8. Error boundaries in component.