Online Access Free JavaScript-Developer-I Practice Test

developer publishes a new version of a package with new features that do not break backward compatibility. The previous version number was 1.1.3.
Following semantic versioning format, what should the new package version number be?

• A.2.0.0
• B.1.2.3
• C.1.1.4
• D.1.2.0

A developer uses a parsed JSON string to work with user information as in the block below:
01 const userInformation ={
02 " id " : "user-01",
03 "email" : "[email protected]",
04 "age" : 25
Which two options access the email attribute in the object?
Choose 2 answers

• A.userInformation.get("email")
• B.userInformation.email
• C.userInformation("email")
• D.userInformation(email)

Refer to the code below:

Line 05 causes an error.
What are the values of greeting and salutation once code completes?

• A.Greeting is Hello and salutation is Hello, Hello.
• B.Greeting is Goodbye and salutation is Hello, Hello.
• C.Greeting is Goodbye and salutation is I say Hello.
• D.Greeting is Hello and salutation is I say hello.

Refer to the string below:
const str = 'Salesforce';
Which two statements result in the word 'Sales'?
Choose 2 answers

• A.str.substr (0, 5);
• B.str.substring (0, 5);
• C.str.substr(1, 5);
• D.str.substring (1, 5);

Refer to the HTML below:

Which JavaScript statement results in changing " The Lion."?

• A.document.querySelector('$main li:nth-child(2)'),innerHTML = " The Lion. ';
• B.document.querySelector('$main li.Tony').innerHTML = '" The Lion ';
• C.document.querySelectorAll('$main $TONY').innerHTML = '" The Lion
• D.document.querySelector('$main li:second-child').innerHTML = "The Lion ';