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JavaScript Code Output Challenge - Review

Review

Discover your progress and identify completed questions and those awaiting your input. Dive back into any unanswered quizzes, refine your knowledge, and keep track of your learning journey with ease!

No.QuestionStatus
Q1What is the output of the following code? ``` function reverseString(str) { return str.s...
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Q2What is the output of the following JavaScript code? ``` function convertFahrenheitToCelsiu...
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Q3What is the output of the following code? ``` function outerFunction() { var x = 10; ...
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Q4What will be the output of the following code snippet? ``` const data = '{"name": "John", "...
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Q5What is the output of the following code? ``` let str = " Hello World "; console.log(s...
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Q6What is the output of the following code? ``` const sentence = "I love JavaScript"; const ...
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Q7What is the output of the following code? ```javascript const numbers = [1, 2, 3, 4, 5]; l...
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Q8What will be the output of the following code? ``` function greetWithDelay(name, delayInMil...
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Q9Given the following JavaScript function to convert Fahrenheit to Celsius: ```javascript fun...
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Q10What is the output of the following code? ``` function isPrime(number) { if (number <= 1...
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Q11What will be the output of the following code? ```javascript function checkDiscountEligibil...
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Q12What will be the output of the following code? ```javascript function calculateCircleArea(r...
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Q13What will be the output of the following code? ```javascript function isEven(number) { r...
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Q14What will be the output of the following code? ```javascript function calculateAverageScore...
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Q15What will be the output of the following code? ``` function greet(firstName){ function S...
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Q16What will be the output of the following code? ``` let numbers = [10, 20, 30, 40, 50]; let...
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Q17What will be the output of the following code? ``` function greet() { console.log("Hello!"...
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Q18What will be the output of the following code? ``` const numbers = [1, 2, 3, 4, 5]; const su...
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Q19What will be the output of the following code? ``` const numbers = [1, 2, 3, 4, 5]; const fi...
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Q20What will be the value of "doubledNumbers" after executing the following code? ``` const numb...
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Q21What will be the output of the following code? ``` function greet(name) { console.log(`H...
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Q22What will be the output of the following code? ``` function greet(name) { console.log(`H...
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Q23What will be the output of the following code? ``` const arr = [1, 2, 3, 4, 5]; const sliced...
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Q24What will be the value of `arr` after executing the following code? ``` const arr = [1, 2, ...
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Q25What will be the output of the following code? ``` const cars = ["Toyota", "Honda", "Nissan"]...
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Q26What will be the output of the following code? ``` const fruits = ["apple", "banana", "cher...
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Q27What is the output of the following code? ```javascript console.log(5 + "5"); ```
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Q28What does `console.log(5 + "5");` return?
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Q29What is the output of the following code snippet? ``` const arr = [1, 2, 3, 4, 5]; const sli...
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Q30What is the output of the following code snippet? ``` const arr = [1, 2, 3, 4, 5]; const s...
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Q31What will be the output of the following code? ```javascript let x = 5; console.log(x++); ...
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Q32What will be the output of the following code? ``` let x = 10; console.log(++x); ```
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