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  5. Certified JavaScript Developer I

Free Certified JavaScript Developer I Exam Braindumps (page: 10)

Page 10 of 20
PDF with 224 Questions

Refer to the code below:



When does promise. Finally on line 08 get called?

  1. When rejected
  2. When resolved and settled
  3. When resolved
  4. When resolved or rejected

Answer(s): D



Refer to the following code that imports a module named Utills,

Which two implementations of Utill, je export foo and bar such that the code above runs without error?

Choose 2 answers

  1. //FooUtill.js and barUtils, js exist
    Import (foo) from ,/Path/footUtils.js,:
    Export (foo, bar)
  2. Const foo = () => ( return `foo ` ; )
    Const bar => ( return `bar' ; )
    Export (foo, bar)
  3. Export default class (
    Foo ( ) ( return `foo ,; )
    Bar ( ) ( return ;bar ; )
  4. Const foo = ( ) => ( return `foo; ; )
    Const bar => => { return `bar `;}
    Export default foo, bar;

Answer(s): C



Which option is true about the strict mode in imported modules?

  1. Add the statement use non-strict; before any other statement in the module to enable not strict mode.
  2. You can only reference notStrict () functions from the imported module.
  3. Imported modules are in strict model whether you declare them as such or not.
  4. Add the statement use strict = false, before any other statements In the module to enable not-strict mode.

Answer(s): B



A developer creates a new web server that uses Node.js. It imports a server library that uses events and callbacks for handling server functionality.

The server library is imported with require and is made available to the code by a variable named server. The developer wants to log any issues that the server has while booting up.

Given the code and the information the developer has, which code logs an error at boot time with an event?

A)


B)


C)


D)

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

Answer(s): C



Page 10 of 20



Post your Comments and Discuss Salesforce Certified JavaScript Developer I exam with other Community members:

khalil commented on September 25, 2024
question number 5 is wrong, we serialize and deserialize json using strigify and parse please pay attention to the answers provided
Anonymous
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