Given two expressions var1 and var2. What are two valid ways to return the logical AND
of the two expressions and ensure it is data type Boolean ?
Choose 2 answers:

• A.var1 && var2
• B.Boolean(var1 && var2)
• C.var1.toBoolean() && var2toBoolean()
• D.Boolean(var1) && Boolean(var2)

Comment: *

Name: *

Email: *

Verification: *

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.1.1.4
• B.1.2.3
• C.2.0.0
• D.1.2.0

Comment: *

Name: *

Email: *

Verification: *

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

Comment: *

Name: *

Email: *

Verification: *

Refer to the following code:

What is returned by the function call on line 13?

• A.Null value
• B.Line 13 throws an error.
• C.Undefined
• D.Undefined value.

Comment: *

Name: *

Email: *

Verification: *

Refer to the following code that imports a module named utils:
import (foo, bar) from '/path/Utils.js';
foo() ;
bar() ;
Which two implementations of Utils.js export foo and bar such that the code above runs without error?
Choose 2 answers

• A.// FooUtils.js and BarUtils.js exist
  Import (foo) from '/path/FooUtils.js';
  Import (boo) from ' /path/NarUtils.js';
• B.const foo = () => { return 'foo';}
  const bar = () => {return 'bar'; }
  Export default foo, bar;
• C.Export default class {
  foo() { return 'foo' ; }
  bar() { return 'bar' ; }
  }
• D.const foo = () => { return 'foo' ; }
  const bar = () => { return 'bar' ; }
  export { bar, foo }

Comment: *

Name: *

Email: *

Verification: *