JavaScript-Developer-I Exam Question 41

Refer to the code below:
const event = new CustomEvent(
//Missing Code
);
obj.dispatchEvent(event);
A developer needs to dispatch a custom event called update to send information about recordId.
Which two options could a developer insert at the placeholder in line 02 to achieve this?
Choose 2 answers
  • JavaScript-Developer-I Exam Question 42

    Refer to the code below:

    When does promise. Finally on line 08 get called?
  • JavaScript-Developer-I Exam Question 43

    Refer to the following code block:

    What is the console output?
  • JavaScript-Developer-I Exam Question 44

    Given two expressions var1 and var2, what are two valid ways to return the logical AND of the two expression and ensure it is data type Boolean? Choose 2 answers
  • JavaScript-Developer-I Exam Question 45

    At Universal Containers, every team has its own way of copying JavaScript objects. The code Snippet shows an implementation from one team:
    Function Person() {
    this.firstName = "John";
    this.lastName = 'Doe';
    This.name =() => (
    console.log('Hello $(this.firstName) $(this.firstName)');
    )}
    Const john = new Person ();
    Const dan = JSON.parse(JSON.stringify(john));
    dan.firstName ='Dan';
    dan.name();
    What is the Output of the code execution?