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The _____ JavaScript engine allows multiple JavaScript operations to execute at the same time.

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The _____ JavaScript engine allows multiple JavaScript operations to execute at the same time.

(a) V8

(b) V12

(c) V7

(d) None of the mentioned

This question was addressed to me during an interview.

This interesting question is from Map-Reduce and Sharded Collections in division Aggregation Concepts and Aggregation Mechanics of MongoDB

1 Answer

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Best answer
Correct answer is (a) V8

The explanation: V8 JavaScript engine became the default engine in 2.4 version.

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