What does [] + [] evaluate to in JavaScript?
Answer
empty string
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What property holds the maximum safe integer in JavaScript?
Answer
Number.MAX_SAFE_INTEGER
What error type is thrown when accessing a property of undefined?
Answer
TypeError
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Latest trivia questions
Which array method adds an element to the beginning?
Answer
unshift()
What property holds the maximum safe integer in JavaScript?
Answer
Number.MAX_SAFE_INTEGER
Which method of a Promise handles rejection?
Answer
.catch()
What error type is thrown when accessing a property of undefined?
Answer
TypeError
What keyword is used to define a generator function in JavaScript?
Answer
function*
Which function converts a string to an integer in JavaScript?
Answer
parseInt()
Which method parses a JSON string into a JavaScript object?
Answer
JSON.parse()
Which browser first implemented JavaScript?
Answer
Netscape Navigator 2.0
In Node.js, which phase of the event loop processes I/O callbacks?
Answer
poll phase
What is the inheritance model used by JavaScript?
Answer
prototypal inheritance