Quick JavaScript Crash Course - Modern and Advanced JavaScript - Introduction-Variables And Scoping
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Information Technology (IT), Architecture
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University
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Practice Problem
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Hard
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5 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
Describe the concept of scope in JavaScript.
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
How did object creation in old JavaScript differ from the current methods?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
What are the problems associated with using the 'var' keyword in JavaScript?
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4.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain the differences between 'let' and 'const' in JavaScript.
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5.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the significance of the 'globalThis' keyword introduced in JavaScript?
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