Question d’entretien chez ARK SHInfotech

what is string? what is equals in java? what are exceptions in java? What is the difference between let and var in JavaScript? How do you create a function in JavaScript? How do you select an element in the DOM using JavaScript? What is the difference between a class and an ID in HTML? How do you create a link in HTML? What is the difference between padding and margin in CSS? How do you change the background color of an element in CSS? Input array using scanner and sum all.