Q1 : Why to use Grunt?
A : Grunt has become very popular and has tons of plugins to choose from. These plugins are great assets for any app to automate various things with minimum efforts.
Q2 : Does Grunt automate tasks that programmers perform?
A : Yes, Grunt is capable to automate so many tasks that assure outcomes free from any form of bugs that is the prime requirement in the IT sector presently. Organizations have to spend a very large sum of money of testing the projects. Grunt always make it sure that the same can be reduced up to the possible extent.
Q3 : What exactly do you mean by the term “Minification” in JavaScript? What is its significance?
A : Well, the fact is coding is the base of any project based on computer languages. While writing the codes, there is a need to repeat the tasks frequently such as calling a function again and again. Grunt cut down this issue simply by making this easier and time-saving. This is exactly what that is considered as minification. This approach basically enables developers to save their valuable time and organizations can simply save a large sum of money on the large-scale projects. This is exactly why it is considered as relevant.
Q4 : Is it possible to run the multiple tasks together in Grunt?
A : Yes, this can be done. Generally developers can save a lot of time with the help of this approach.
Q5 : How do you setup/configure Grunt?
A : Once installed, you need to add 2 files to setup Grunt.
1. package.json : This file is used by npm to store metadata for projects published as npm modules. So basically, there will be list of all Grunt plugins, along with grunt which your project is using.
2. Gruntfile: This file is named Gruntfile.js and is used to configure or define tasks and load Grunt plugins.
Q6 : On the Node.js, where exactly can you find the Grunt?
A : It is basically written on the top of the Node.Js
Q7 : What is the other name of the plugins in the Grunt?
A : They are also known as Grunt modules.
Q8 : In Grunt, what if you need a recent version of a plug-in and not the latest one. What can be done for this?
A : Well, if the installation of plug-in is considered by default, it always installs the latest version available. However, the fact that there can be a need of previous version anytime cannot be denied. To install the same, manually procedure can be adopted. This can be done by mentioning the same in the command and the installation will being after that.
Q9 : Mention the procedure of how Gruntfile.js can make use of package.json
A : First the task configuration needs to be specified simply in the grunt file. Next is to enable the grunt read the information from the package and save it. It simply enables the Grunt to use the attributes from the package.json file.
Q10 : Name a few commonly used Grunt plug-ins?
A : 1. Jshint
2. Concat
3. Less
4. Uglify
5. watc
Q11 : In the Grunt final output, it is possible to assign any name to the file or it needs to be chosen from default?
A : It can be assigned any name provided no other file with similar name already exists.
Q12 : Can you write a basic command for installation of the Grunt Plguin? Can it also be installed without writing a code?
A : The following command can be executed for this purpose
npm install --save-dev
Yes, it is possible to install the same without the command. However, the method is time consuming and can interrupt the primary tasks users are performing at the same time. Thus command approach is preferred. However, the same may vary slight depending upon the type of plug-in you need to install and use.
Q13 : What is the command that you need to execute removing of the Grunt?
A : The following command can be executed for this
npm uninstall grunt
It must be noted that if you are using the Grunt for a long time, there is always a need for you to remove some files manually from the memory after the installation of the Grunt. Not all the files are necessarily to be removed when you un-install the Grunt from the system.
Q14 : Explain the distribution of plug-ins in the Grunt?
A : Well, they are distributed with the help of NPM directory. Most of the time they are prefixed with the grunt however, it is possible to use them separately or for another purpose very simply. Users need not to worry about anything. There is not always a need to call the entire directory in case only one plug-in is required. Also, installing the Grunt doesn’t always mean you need to install all the plug-ins at the same time. They can be installed later when the need of same is felt.
Q15 : If you see a tilde sign in package.json, what does it actually means?
A : It basically represents that there is a need to update the package or the application. The same can be done after the appearance of it. Basically, it is an indicator to let the user know that there is a new version available now and the existing one can simply be updated to the latest package.
Q16 : Explain the role of --save-dev option. Where it is used?
A : This option is used while installing the Grunt. When this option is enabled during the installation, it automatically adds the metadata to the package.json. It is also possible to add it manually for getting desirable results or in case you only need to use a part of metadata for the final outcome. This is actually a common approach while handling small scale projects.
Q17 : Mention a few stages where you will use the Grunt?
A : It can be used for following situations and purposes
1. Concatenating the given files
2. Test running
3. Running JShint
4. Script minimization
In addition to this, there are lots of purposes and tasks where this approach is considered depending upon the motive and the type of outcome required.
Q18 : How popular Grunt is right now? Do you have any idea?
A : Well, Grunt is a managing tool that is even used in large scale corporations in the present scenario. It has also been recognized as one of the best tools in its class by a lot of experts that are responsible for testing. There are other factors such a reliability that has contributed to its success. When it comes to accuracy, Grunt can simply be trusted for any kind of projects without worrying about anything.
Q19 : Where exactly is Grunt used in JavaScript?
A : Grunt is basically b helping tool that aims to cut down the code. Basically, it is used when there is a need to call the functional or similar tasks again and again. The code can be made extremely simpler and the best part is programmers can easily keep up the pace all the time irrespective of the tasks they perform. Because the Javascript is an approach that can be considered for a lot of applications, users need not to worry about anything.
Q20 : What is the prime motive of using this approach according to you and it can be beneficial in the long run?
A : Grunt has got a lot of favorable results after its introduction. Its prime motive is to automate various important tasks. Programmers and developers can always make sure of simple compilation as well as testing of the tasks that are time-consuming and often have errors in them.
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