Salesforce-JavaScript-Developer Practice Test
Updated On 1-Jan-2026
221 Questions
Given the code below:
Which three code segments result in a correct conversion from number to string? Choose 3 answers
A. let strValue = numValue. toString();
B. let strValue = * * 4 numValue;
C. let strValue = numValue.toText ();
D. let scrValue = String(numValue);
E. let strValue = (String)numValue;
B. let strValue = * * 4 numValue;
D. let scrValue = String(numValue);
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.group(usersList) ;
B. console.table(usersList) ;
C. console.info(usersList) ;
D. console.groupCol lapsed (usersList) ;
A developer has an is Dog function that takes one argument cat. They want to schedule the function to run every minute. What is the correct syntax for scheduling this function?
A. setInterval(isDog, 60000,'cat');
A developer needs to debug a Node.js web server because a runtime error keeps occurring at one of the endpoints. The developer wants to test the endpoint on a local machine and make the request against a local server to look at the behavior. In the source code, the server, js file will start the server. the developer wants to debug the Node.js server only using the terminal. Which command can the developer use to open the CLI debugger in their current terminal window?
A. node -i server.js
B. node inspect server,js
C. zode server,js inspect
D. node start inspect server,js
Refer of the string below:
Const str = ‘sa;esforce’=;
Which two statement result in the word 'Sale'?
Choose 2 answers
A. str, substring (0,5) ;
B. str, substr(0,5) ;
C. str, substring(1,5) ;
D. str, substr(1,5) ;
B. str, substr(0,5) ;
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