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[General] Exam JavaScript-Developer-I Vce, JavaScript-Developer-I Valid Test Topics

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【General】 Exam JavaScript-Developer-I Vce, JavaScript-Developer-I Valid Test Topics

Posted at before yesterday 09:53      View：23 | Replies：0        Print      Only Author   [Copy Link] 1#
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Salesforce Certified JavaScript Developer I Exam Sample Questions (Q27-Q32):NEW QUESTION # 27
Refer to the code below:

Which two statements correctly execute the runparallel () function?
Choose 2 answers
  • A. runParralel () . then (data );
  • B. runParallel () , done (function ( data)(return data; }};
  • C. runParallel () , then (function ) (date) { } 0;
  • D. Async runParalled (). Then (data) :
Answer: C,D

NEW QUESTION # 28
Refer to the code below:
function changeValue(param) {
Param =5;
}
Let a =10;
Let b =5;
changeValue(b);
Const result = a+ " - "+ b;
What is the value of result when code executes?
  • A. 5 -5
  • B. 10 -10
  • C. 10 - 5
  • D. 5 - 10
Answer: B

NEW QUESTION # 29
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
turn around 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. NODE_DEBUG =http, https node server.js
  • B. NODE_DEBUG =true node server.js
  • C. DEBUG =true node server.js
  • D. DEBUG = http, https node server.js
Answer: C

NEW QUESTION # 30
A developer is trying to handle an error within a function.
Which code segment shows the correct approach to handle an error without propagating it elsewhere?
A)

B)

C)

D)

  • A. Option A
  • B. Option C
  • C. Option D
  • D. Option B
Answer: C

NEW QUESTION # 31
Refer to the code below:
Const searchTest = 'Yay! Salesforce is amazing!" ;
Let result1 = searchText.search(/sales/i);
Let result 21 = searchText.search(/sales/i);
console.log(result1);
console.log(result2);
After running this code, which result is displayed on the console?
  • A. > 5 > -1
  • B. > 5 >undefined
  • C. > 5 > 0
  • D. > true > false
Answer: B
Explanation:


NEW QUESTION # 32
......
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