Questions Bank November 5, 2022 Comments Off on Questions Bank The code snippet: function test() { } is:OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1We have defined an arrow function: let multiply = (m, n) => m * n; We will try to write it in a slightly modified form, but without changing what it is supposed to do. Point out the correct definition:OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1We can use the forEach method to pass through the elements of an array. Which of the following code snippets will display all consecutive elements of the animals array in the console?OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1Review the following code: let x = 10; function test(x) { console.log(x); } test(20); What will be displayed in the console as a result of its execution?OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1A callback function is a function that:OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1Analyze the code below: function test(counter) { console.log(“test”); if (counter > 0) test(–counter); } test(3); How many times will the word “test” be displayed in the console?OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1If the function is to return some calculated value on completion, we use the following keyword to do so:OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1We define a function using the following function expression: let sum = function (a, b) { return (a + b); } What could the definition of the corresponding arrow function look like?OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1Review the following code: let x = 10; let y = 20; function test(y) { console.log(y); } test(x); What will be displayed in the console as a result of its execution?OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1Analyze the following code: let show = function () { console.log(test); } setTimeout(show, 2000); Its execution will cause:OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1Examine the following code: for (let a = 5; a > 1; a–) { console.log(a); } ; Which statement can replace the for from the example above?OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1Examine the following code: let steps = [3, 2, 1]; for (let n of steps) console.log(n); What will appear on the console as a result?OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1If we want to display all the elements of the days array in reverse order (starting from the last element) then we can do this using the statement:OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1The switch statement:OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1Analyze the following code: for (let x = 10; x > 1; x -= 2) console.log(“hello”); How many times will “hello” be displayed in the console as a result of its execution?OpenProgrammingAnswers asked 2 years ago • JavaScript Essentials 1 Share Facebook Twitter Stumbleupon LinkedIn Pinterest
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