Computer Science and Engineering › Javascript Modules MCQ › Question #5022
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QWhat steps may be taken to prevent JavaScript from creating global variables?

ID: #5022 Javascript Modules MCQ 388 views
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#5022Q ID
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Javascript Modules MCQTopic
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  • A To use a method that defines all the variables ✔ ✖
  • B To use an object that has the reference to all the variables ✔ ✖
  • C To use an object as its namespace ✔ ✖
  • D To use global functions ✔ ✖
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Explanation

To prevent the creation of global variables, a module can use an object as a namespace.
This means that instead of defining global functions and variables, the module stores them as properties of an object, which may be linked to a global variable

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