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NEW QUESTION 43
A developer has a web server running with Node.js. The command to start the web server is node server.js. The web server started having latency issues. Instead of a one second turnaround for web requests, the developer now sees a five second turnaround.
Which command can the web developer run to see what the module is doing during the latency period?

• A. DEBUG=true node server.js
• B. NODE_DEBUG=http,https node server.js
• C. DEBUG=http, https node server.js
• D. NODE_DEBUG=true node server.js

Answer: A

NEW QUESTION 44
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

• A. 'Update' , (
  recordId : '123abc'
  (
• B. 'Update' , '123abc'
• C. { type : 'update', recordId : '123abc' }
• D. 'Update' , {
  Details : {
  recordId : '123abc'

Answer: A,D

Explanation:
}
}

NEW QUESTION 45
Universal Containers (UC) just launched a new landing page, but users complain that the website is slow. A developer found some functions any that might cause this problem. To verify this, the developer decides to execute everything and log the time each of these three suspicious functions consumes.
Which function can the developer use to obtain the time spent by every one of the three functions?

• A. console.getTime ()
• B. console.trace()
• C. console. timeLog ()
• D. console.timeStamp ()

Answer: C

NEW QUESTION 46
Refer to the code below?
Let searchString = ' look for this ';
Which two options remove the whitespace from the beginning of searchString?
Choose 2 answers

• A. searchString.trimEnd();
• B. trimStart(searchString);
• C. searchString.replace(/*\s\s*/, '');
• D. searchString.trimStart();

Answer: C,D

NEW QUESTION 47
......

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