Salesforce Developer JavaScript-Developer-I Question # 55 Topic 6 Discussion

JavaScript-Developer-I Exam Topic 6 Question 55 Discussion:

Question #: 55

Topic #: 6

Refer to the code below:
Let inArray =[ [ 1, 2 ] , [ 3, 4, 5 ] ];
Which two statements result in the array [1, 2, 3, 4, 5] ?
Choose2 answers

[ ]. Concat.apply ([ ], inArray);

[]. Concat (... inArray);

[ ]. concat.apply(inArray, [ ]);

[ ]. concat ( [ ….inArray ] );

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Actual exam question for Salesforce JavaScript-Developer-I exam by Kairo3743 at May 1, 2026, 12:50:52 PM

Chosen Answer: A B C D
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