Coding Quiz Zone
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1 545
What is the output of the following code:
console.log(null == undefined);
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What is the output of the following code:
console.log(“3” + 2);
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What is the output of the following code:
var x = [1, 2, 3];
var y = x.slice(0, 2); console.log(y);
1 545
What is the output of the following code:
console.log(typeof NaN);
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What is the output of the following code:
var x = 5;
function foo() { console.log(x); var x = 10; } foo();
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What is the output of the following code:
console.log(true && “hello”);
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What is the output of the following code:
console.log(“hello” + 3);
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What is the output of the following code:
var x = 5;
var y = 3; var z = x++ – y–; console.log(z);
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What is the output of the following code:
var x = 10;
function foo() { console.log(x); } foo(); var x = 5;
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What is the output of the following code:
console.log(5 == “5”);
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What is the output of the following code:
var x = [1, 2, 3];
var y = x; y.push(4); console.log(x);
1 545
What is the output of the following code:
console.log(typeof null);
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What is the output of the following code:
var x = 10;
function foo() { console.log(x); var x = 5; console.log(x); } foo();
1 545
What is the output of the following code:
var x = 5;
var y = 3; if (x > y) { console.log(“x is greater than y”); } else { console.log(“y is greater than x”); }
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What is the output of the following code:
var x = [1, 2, 3];
console.log(x.slice(1));
1 545
What is the output of the following code:
console.log(“5” + 2);
1 545
What is the output of the following code:
var x = 0;
while (x < 5) { console.log(x); x += 2; }
1 545
What is the output of the following code:
var x = “10”;
var y = +”3″; console.log(x + y);
