Quiz

Welcome to the quiz! Try to answer those questions, which cover the topics of this module.

what is the main difference between primitive types and objects?
how can we join two or more strings?
can we change the value of a string?
can you explain why we can’t precisely make a simple operation like adding 0.1 and 0.2? Can you make a small, working example of how would you retrieve 0.3 by adding 0.1 and 0.2?
what is a key feature of template literals that makes us prefer them over quotes when we define a string?
what is a symbol?
what is undefined?
what is the difference between null and undefined?
is there any difference between an object defined using the object literal syntax, and one created using the Object() constructor?
in which different ways can we access the value of a property of an object?
how is a method different than a function?
how can you convert the number 2 to a string?
how can you convert the string '2' to a number?
how can you tell what type a value is?