Ksolves react interview

 

Q) arr 1 = [1, 2, 3, 4, 5], arr2 = [ "5", 6,7]  compare
ans '5'

Q)html 5 features.

Q)center an element in html without css

Q)css preprocessors

Q) React Lifelycle method.

Q) Set Timeout & setinterval.

Q) In urettet how many steryle methods can be und

Q) use callback & use memo

Q)closure

Q) hoisting

Q) It we have. 20 items, In each line we need to place only 5 items in row? e.g. flex 1 0 20%  in child,


Q) arr1 = [1,2,3,4,5] after every 2 sec print all Value


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