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Salesforce JavaScript-Developer-I Certification is a highly respected certification that showcases a developer's expertise in developing custom applications using JavaScript in the Salesforce platform. Salesforce Certified JavaScript Developer I Exam certification can help professionals to enhance their career opportunities, increase their earning potential, and get recognized as experts in the industry. Passing the Salesforce Certified JavaScript Developer I exam requires a strong knowledge of JavaScript programming language and its applications in the Salesforce platform.

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Salesforce Certified JavaScript Developer I Exam Sample Questions (Q20-Q25):

NEW QUESTION # 20
Given the code below:

Which method can be used to provide a visual representation of the list of users and to allow sorting by the name or email attribute?

A. console.groupCol lapsed (usersList) ;
B. console.info(usersList) ;
C. console.group(usersList) ;
D. console.table(usersList) ;

Answer: C

NEW QUESTION # 21
Refer to the following array:
Let arr = [1, 2, 3, 4, 5];
Which three options result in x evaluating as [1, 2]?
Choose 3 answer

A. let x = arr. slice (2);
B. let x = arr.filter ((a) => 2 }) ;
C. let x arr.filter((a) => (return a <= 2 });
D. let x =arr.splice(0, 2);
E. let x = arr. slice (0, 2);

Answer: C,D,E

NEW QUESTION # 22
developer wants to use a module named universalContainersLib and them call functions from it.
How should a developer import every function from the module and then call the functions foo and bar ?

A. import all from '/path/universalContaineraLib.js';
universalContainersLib.foo();
universalContainersLib.bar();
B. import * ad lib from '/path/universalContainersLib.js';
lib.foo();
lib.bar();
C. import * from '/path/universalContaineraLib.js';
universalContainersLib.foo();
universalContainersLib.bar();
D. import (foo, bar) from '/path/universalContainersLib.js';
foo();
bar();

Answer: B

NEW QUESTION # 23
Given the code below:

What is logged to the console?

A. 1 2 5 3 4
B. 1 2 4 3 5
C. 2 1 4 3 5
D. 2 5 1 3 4

Answer: D

NEW QUESTION # 24
Universal Containers (UC) notices that its application that allows users to search for accounts makes a network request each time a key is pressed. This results in too many requests for the server to handle.
* Address this problem, UC decides to implement a debounce function on string change handler.
What are three key steps to implement this debounce function?
Choose 3 answers:

A. If there is an existing setTimeout and the search string changes, cancel the existing setTimeout using the persisted timerId and replace it with a new setTimeout.
B. When the search string changes, enqueue the request within a setTimeout.
C. Store the timeId of the setTimeout last enqueued by the search string change handle.
D. Ensure that the network request has the property debounce set to true.
E. If there is an existing setTimeout and the search string change, allow the existing setTimeout to finish, and do not enqueue a new setTimeout.

Answer: B,D,E

NEW QUESTION # 25
......

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