Which two console logs output NaN?

• A.console.log(10 / 0);
• B.console.log(parseInt('two'));
• C.console.log(10 / Number('5'));
• D.console.log(10 / 'five');

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Which three actions can the code execute in the browser console?

• A.Run code that is not related to the page.
• B.View and change security cookies.
• C.Display a report showing the performance of a page.
• D.View, change, and debug the JavaScript code of the page.
• E.View and change the DOM of the page.

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A developer receives a comment from the Tech Lead that the code given below has error:
const monthName = 'July';
const year = 2019;
if(year === 2019) {
monthName ='June';
}
Which line edit should be made to make this code run?

• A.03 if (year == 2019) {
• B.02 const year = 2020;
• C.02 let year =2019;
• D.01 let monthName ='July';

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Given a value, which three options can a developer use to detect if the value is NaN?

• A.value !== value
• B.value === Number.NaN
• C.Number.isNaN(value)
• D.Object.is(value, NaN)
• E.value == NaN

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Refer to the code below:
01 function changeValue(param) {
02 param = 5;
03 }
04 let a = 10;
05 let b = a;
06
07 changeValue(b);
08 const result = a + ' - ' + b;
What is the value of result when the code executes?

• A.5-5
• B.5-10
• C.10-5
• D.10-10

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