Question 21

A developer is required to write a function that calculates the sum of elements in an array but is getting undefined every time the code is executed. The developer needs to find what is missing in the code below.
Const sumFunction = arr => {
Return arr.reduce((result, current) => {
//
Result += current;
//
), 10);
);
Which option makes the code work as expected?
  • Question 22

    Given the HTML below:

    Which statement adds the priority-account css class to the Applied Shipping row?
  • Question 23

    Which statement phrases successfully?
  • Question 24

    Refer to the following object:
    const cat ={
    firstName: 'Fancy',
    lastName: ' Whiskers',
    Get fullName() {
    return this.firstName + ' ' + this.lastName;
    }
    };
    How can a developer access the fullName property for cat?
  • Question 25

    Refer to the expression below:
    Let x = ('1' + 2) == (6 * 2);
    How should this expression be modified to ensure that evaluates to false?