JS-Dev-101 Exam Question 86
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?
const monthName = 'July';
const year = 2019;
if(year === 2019) {
monthName ='June';
}
Which line edit should be made to make this code run?
JS-Dev-101 Exam Question 87
Given the code below:
const delay = async delay =>{
return new Promise((resolve,reject)=>{
console.log(1);
setTimeout(resolve,deleay);
});
};
const callDelay =async ()=>{
console.log(2);
const yup = await delay(1000);
console.log(3);
}
console.log(4);
callDelay();
console.log(5);
What is logged to the console?
const delay = async delay =>{
return new Promise((resolve,reject)=>{
console.log(1);
setTimeout(resolve,deleay);
});
};
const callDelay =async ()=>{
console.log(2);
const yup = await delay(1000);
console.log(3);
}
console.log(4);
callDelay();
console.log(5);
What is logged to the console?
JS-Dev-101 Exam Question 88
Refer to the code below:
Line 05 causes an error. What are the values of greeting and salutation once code completes?
Line 05 causes an error. What are the values of greeting and salutation once code completes?
JS-Dev-101 Exam Question 89
Which code statement correctly retrieves and returns an object from localStorage?
JS-Dev-101 Exam Question 90
Given the following code:
Let x =null;
console.log(typeof x);
What is the output of the line 02?
Let x =null;
console.log(typeof x);
What is the output of the line 02?
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