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Functions Interview Questions · IT Interview Practice
Home
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#Functions
#Functions
11 questions
What is the difference between a function declaration and a function expression?
JavaScript
#functions
Junior
›
How is the value of `this` determined?
JavaScript
#functions
Middle
›
How do arrow functions differ from regular functions?
JavaScript
#functions
Middle
›
What is a higher-order function?
JavaScript
#functions
Middle
›
What is currying and partial application?
JavaScript
#functions
Senior
›
How do function parameters and default arguments work?
Python
#functions
Junior
›
What are decorators and how do you write one?
Python
#functions
Middle
›
What are *args and **kwargs?
Python
#functions
Middle
›
What are lambdas and the functional tools map/filter/reduce?
Python
#functions
Middle
›
How do you define functions with types and defaults?
PHP
#functions
Junior
›
What are closures and callables in PHP?
PHP
#functions
Middle
›