FullStack LPU - Affixious

Created on February 17, 2023 By

Priyanshu Maithani

Fullstack LPU

Are you a driven mind with impeccable skills? We at Affixious bring to you our eagerly awaited campus recruitment exam duly designed to evaluate your technical skills. Take this short test and stand a chance to be part of the Affixious family.

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1. To install Node.js express module

1. $npm install express

2. $node install express

3. npm install express

4. node install express

2 / 20

2. What the output of the given code

const promise1 = new Promise((resolve, reject) => { console.log(1); resolve('success') });

promise1.then(() => console.log(3)); console.log(4);

1. 1 4 3

2. 4 3 1

3. 1 3 4

4. Reference Error

3 / 20

3. In Nodejs what is use of underscore variable in REPL session

1. to store the result.

2. to get the last command used.

3. to get the last result.

4. None of the above

4 / 20

4. Which of the following class is used to create and consume custom events in Node.js?

1. EventEmitter

2. Events

3. NodeEvent

4. None of the above

5 / 20

5. What is Babel?

1. JavaScript compiler

2. JavaScript interpreter

3. JavaScript transpiler

4. None of These

6 / 20

6. The parameters in order that a middleware function receives are:

1. next, res, req

2. res, req, next

3. req, next, res

4. req, res, next

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7. Why is ref used?

1. to bind the function

2. to call a function

3. to directly access the DOM node

4. to refer to another JS file

8 / 20

8. When setState() is called inside render() method, which of the following events takes place?

1. duplicate key error

2. repetitive output happiness on the screen

3. nothing happens

4. stackoverflow error

9 / 20

9. We can kill a process in Node.js using the keyboard shortcut?

1. Ctrl + C

2. Ctrl + P

3. Ctrl + K

4. Ctrl + E

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10. What is used to handle code-splitting?

1. React.lazy

2. React.split

3. React.memo

4. React.fallback

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11. Which statement execute the code of main.js

1. node main.js

2. npm main.js

3. node main

4. npm main

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12. Which of the following is used to access a function fetch() from h1 element in JSX?

1. <h1>${fetch()}</h1>

2. <h1>{fetch}</h1>

3. <h1>${fetch}</h1>

4. <h1>{fetch()}</h1>

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13. What is the correct difference between TypeScript and JavaScript?

1. TypeScript always highlights errors at compilation time during the time of development, whereas JavaScript points out errors at the runtime.

2. Typescript is much faster and more efficient as compared to JavaScript

3. Only option a

4. Both options are correct

14 / 20

14. When does a stream fire a data event?

1. When there is data to read.

2. When there is data to write

3. When there is no data available

4. None of the above

15 / 20

15. The function which is called to render HTML to a web page in react?

1. ReactDOM_render()

2. render()

3. DOM_HTML()

4. React_DOM()

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16. What will be the output of the following code?

const res = [‘1’, ‘1a’, ‘0’, -1, true, false].map(Number).filter(Boolean);

console.log(res);

1. [1, 1]

2. [1, true, false]

3. [1, -1, 1]

4. [-1, 0, 1]

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17. Which of the following statements are true?

1. NodeJS is multithreaded.

2. The Buffer class is a global class that can be accessed without importing a buffer module.

1. Both statements are true.

2. Both statements are false.

3. Statement 1 is true and statement 2 is false.

4. Statement 2 is true and statement 1 is false.

18 / 20

18. Identify the smallest building block of React.js

1. props

2. components

3. elements

4. None of these

19 / 20

19. How can we expose node modules?

1. exports

2. expose

3. require

4. None of these

20 / 20

20. _____ is an interactive shell that processes Node.

1. REPL

2. REAL

3. RESP

4. None of these

Your score is

The average score is 52%

0%

CAMPUS RECRUITMENT EXAMINATION BY AFFIXIOUS