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Salesforce JavaScript-Developer-I Certification Exam is divided into four sections, each of which covers a specific area of Salesforce development. The first section covers JavaScript basics, including data types, operators, and control structures. The second section covers Lightning Web Components, which are used to build modern user interfaces in Salesforce. The third section covers Apex, which is a programming language used to build custom business logic in Salesforce. Finally, the fourth section covers Visualforce, which is a framework used to build custom user interfaces in Salesforce.
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Salesforce Certified JavaScript Developer I Exam Sample Questions (Q186-Q191):
NEW QUESTION # 186
bar, awesome is a popular JavaScript module. the versions publish to npm are:
Teams at Universal Containers use this module in a number of projects. A particular project has the package, json definition below.
A developer runs this command: npm install.
Which version of bar .awesome is installed?
- A. The command fails, because version 130 is not found
- B. 1.4.0
- C. 1.3.5
- D. 1.3.1
Answer: C
NEW QUESTION # 187
A test has a dependency on database. query. During the test, the dependency is replaced with an object called database with the method,
Calculator query, that returns an array. The developer does not need to verify how many times the method has been called.
Which two test approaches describe the requirement?
Choose 2 answers
- A. Black box
- B. White box
- C. Substitution
- D. Stubbing
Answer: B,C
NEW QUESTION # 188
A developer uses a parsed JSON string to work with user information as in the block below:
Which two option access the email attributes in the object? Choose 2 answers
- A. userInformation. email
- B. userInformation. Get (''email'')
- C. userInformation(email)
- D. userInformation ( ''email'' )
Answer: A,D
NEW QUESTION # 189
Refer to the following code:
Let obj ={
Foo: 1,
Bar: 2
}
Let output =[],
for(let something in obj{
output.push(something);
}
console.log(output);
What is the output line 11?
- A. ["bar","foo"]
- B. ["foo","bar"]
- C. ["foo:1","bar:2"]
- D. [1,2]
Answer: B
NEW QUESTION # 190
Given the code below:
01 function GameConsole (name) {
02 this.name = name;
03 }
04
05GameConsole.prototype.load = function(gamename) {
06 console.log( ` $(this.name) is loading agame : $(gamename) ...`);
07 )
08 function Console 16 Bit (name) {
09 GameConsole.call(this, name) ;
10 }
11 Console16bit.prototype = Object.create ( GameConsole.prototype) ;
12 //insert code here
13 console.log( ` $(this.name) is loading a cartridge game :$(gamename) ...`);
14 }
15 const console16bit = new Console16bit(' SNEGeneziz ');
16 console16bit.load(' Super Nonic 3x Force ');
What should a developer insert at line 15 to output the following message using the method ?
> SNEGeneziz is loading a cartridgegame: Super Monic 3x Force . . .
- A. Console16bit =Object.create(GameConsole.prototype).load = function(gamename) {
- B. Console16bit.prototype.load(gamename) = function() {
- C. Console16bit.prototype.load(gamename) {
- D. Console16bit.prototype.load = function(gamename) {
Answer: D
NEW QUESTION # 191
......
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