Javascript Questions Set 238:
Among the keywords below, which one is not a statement?
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Which of the following variable declarations is immutable?
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What is the function used to store a value in web storage?
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What is the output of the following code?
var a = 10;
document.write(a=20);
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What types of error notifications are shown in the console window?
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The purpose of the Node object property ownerDocument is _________
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What is the process used by the browser to establish a TCP/IP connection?
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Which JavaScript function is used to trim whitespace?
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What will be the output?
const set = new Set(); set.add(6); set.add('6'); set.add({ name: 'Abekus' }); for (let item of set) { console.log(item + 6); }
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What will be the output:
var arr1 = "john".split(''); var arr2 = arr1.reverse(); var arr3 = "jones".split(''); arr2.push(arr3); console.log("array 1: length=" + arr1.length + " last=" + arr1.slice(-1)); console.log("array 2: length=" + arr2.length + " last=" + arr2.slice(-1));
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