Skip to main content

Node Package Manager - Create scripts to find node and NPM version

NPM - Node Package Manager


Problem Statement -

1. Perform the below mentioned steps by creating package.json file named npm_commands.

(a) Create a file named index.js
(b) Write a JavaScript code in index.js file to create a string named myVar and value as node package manager and convert it into uppercase.

Note: Please use console.log to display the output of myVar in index.js

2. Configure scripts in package.json
(a) to check the versions of npm and node by using npm run release | tee output1.txt
(b) to execute index.js by using npm run build | tee output.txt


Solution -
1. Inside challenge folder, create a JavaScript file named index.js and type the following code in it -
    myVar = "node package manager"
    console.log(myVar.toUpperCase())

2. In the terminal, type the following command -
    npm init

    Different properties would be shown. By default, the package name would be challenge.
    Enter "npm_commands" next to it.

    Node modules would be created.

3. In package.json file, in scripts section, write the following scripts-
    "release": "npm -v && node -v",
    "build": node index.js

4. Now, in terminal, run the following two commands -
    (a) npm run release | tee output1.txt
    (b) npm run build | tee output.txt

Comments

Popular posts from this blog

Statistics - MCQs

STATISTICS  This article contains few statistics MCQs related to mean, median, mode and standard deviation, asked in TCS Freshers placements. Q 1) The mean of the median, the mode and the range of the following data: 15, 10, 17, 13, 25, 17, 11, 18, 14, 19, 12, 20 a. 15 b. 16(2/3) c. 16 d. 15(1/3) Solution: c) 16 Arrange the data in increasing order- 10,11,12,13,14,15,17,17,18,19,20,25 Median = (Sum of the middle two terms)/2 = (15+17) /2 = 16 Mode = Number repeating the most number of times = 17 Range =10 to 25 = 15 Mean of median, mode and range = (16+17+15) /3 =16 Q 2) What is the mean of the mode and the median on the following data? 12, 28, 26, 27, 17, 16, 22, 25, 15, 16,...

IoE (Internet of Everything) Question Paper Solution (MCQs) for 2020 Mumbai University Examination Information Technology Semester 8

Hello Everyone! This article is based on the Multiple Choice Questions asked in the University Exam for the subject Internet of Everything. These MCQs were asked in the 2020 Mumbai University-BE-Information Technology-Semester 8 Exam for the subject- Internet of Everything. The question paper for each cluster is different. These MCQs were asked in the examination of one cluster. The question paper had 25 MCQs of 2 marks each. Q 1) ________ involves making smaller and smaller things with the ability to connect and interact. a. Smart Tech b. Micro Tech c. RFID Tech d. Nano Tech Solution: d) Nano Tech Q 2) RFID stands for? a. Radio frequency identification b. Random frequency identification c. Random frequen...

Android Architecture Stack

Hello Everyone! In this article we are discussing about the android architecture. It is essential for all the android application developers to understand the android architecture to get a clearer idea about the structure on which the application is made. From the exam point of view, the android architecture stack question has been asked several times (sometimes along with the Dalvik Virtual Machine ). Android operating system is a stack of software components which is roughly divided into five sections and four layers. The five sections of android architecture are- Linux kernel Libraries Android Runtime Application Framework Applications This is a layered architecture with each section having a different functionality. A) Linux Kernel - It is the bottom most layer of the architecture. This is the kernel on which android is based. This layer provides a level of abstraction between the hardware devices. It also contains all the l...