NodejsExam - Affixious

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Node Js

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What will be the output of below function:
Function LoopFun(){

for(var i=0; i<5; i++){
console.log("one");
setTimeout(() => {
Console.log(“two”);
},2000);
console.log("three");
}
}

one three two one three two one three two one three two one three two

one three one three one three one three one three two two two two two

one one one one one two two two two two three three three three three

one two three one two three one two three one two three one two three

Which of the following are not Node.js web application framework?

Express

Geddy

Locomotive

Aurelia

The . . . . . method is a shorthand for promise.then(null, errorCallback).

catch()

Call()

reject()

errorCallback()

function example(){
setTimeout(()=> {
Console.log(“TimeOut”);
}, 0);
setImmediate(() => {
console.log(“Immediate”);
});
Console.log(“Execute”);
}

What will be the output of the function?

Immediate TimeOut Execute

Immediate Execute TimeOut

Execute Immediate TimeOut

TimeOut Immediate Execute

Command to show installed version of Node?

$ node --version

$ npm --version

$ npm getVersion

$ node getVersion

Which of the following is not built-in node module?

dgram

fsread

Zlib

https

which of the template engine can be used with NodeJS?

All of the above

Jade

Handlebars

Vash

Command to start REPL?

$ node

$ node console

$ node start

$ node repl

What will be the output of : 3 > 7 < 5

False

undefined

None of the above

True

How many Node object methods are available?

The ‘$’ present in the RegExp object is called a ____________

character

metacharacter

matcher

metadata

What does /[^(]* regular expression indicate?

Match one or more characters that are not open parenthesis

Match zero or more characters that are open parenthesis

Match one or more characters that are open parenthesis

Match zero or more characters that are not open parenthesis

What will be the output of the below code:
function example(){
await setTimeout(() => {console.log(‘Hello’)}, 1000);
}

Syntactical Error

None of the above.

infinite waiting time

Hello

What will be the output of below function:
Function LoopFun(){
var i = 0;
for(i=0; i<5; i++){
If(i = 5){ Console.log(‘Hello’);}
}
}

Hello Hello Hello Hello Hello

Hello

Hello Hello Hello Hello Hello Hello

Syntax Error

What will be the output of the below code:
Function promiseFun(){
const promise1 = new Promise((resolve, reject) => {
setTimeout(resolve, 500, 'one');
});

const promise2 = new Promise((resolve, reject) => {
setTimeout(resolve, 100, 'two');
});

Promise.race([promise1, promise2]).then((value) => {
console.log(value);
});
}

one two

two one

one

two

Your score is

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