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JavaScript-Developer-I Exam Dumps - Salesforce Developer Questions and Answers

Question # 34

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:

Options:

A.

If there is an existing setTimeout and the search string change, allow the existing

setTimeout to finish, and do not enqueue a new setTimeout.

B.

When the search string changes, enqueue the request within a setTimeout.

C.

Ensure that the network request has the property debounce set to true.

D.

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.

E.

Store the timeId of the setTimeout last enqueued by the search string change handle.

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Question # 35

A developer is debugging a web server that uses Node.js The server hits a runtimeerror

every third request to an important endpoint on the web server.

The developer added a break point to the start script, that is at index.js at he root of the

server’s source code. The developer wants to make use of chrome DevTools to debug.

Which command can be run to access DevTools and make sure the breakdown is hit ?

Options:

A.

node -i index.js

B.

Node --inspect-brk index.js

C.

Node inspect index.js

D.

Node --inspect index.js

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Question # 36

A developer creates a generic function to log custom messages in the console. To do this,

the function below is implemented.

01 function logStatus(status){

02 console./*Answer goes here*/{‘Item status is: %s’, status};

03 }

Which three console logging methods allow the use of string substitution in line 02?

Options:

A.

Assert

B.

Log

C.

Message

D.

Info

E.

Error

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Exam Name: Salesforce Certified JavaScript Developer I (WI25)
Last Update: Mar 31, 2025
Questions: 215
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