Interview Questions For Javascript Ui Developers

Michael Zippo 04.11.2021

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Senior front-end developers hold one of the highest paying positions in the tech industry. The Senior Front End Developer gaining over 114 000 $ a year. Senior front-end developers are in high demand as the tech industry focuses on ease of use within its applications and services. Statistics predict an increase of 15% of the employment growth that will open the way for a total of 24 400 additional front-end development jobs in the technology workforce by 2026. So if you are ready to join the front-end development movement, you might be wondering what an interview looks like for such a prestigious position. Python.Engineering has breakdown and tips on how to go through your early stage development interview.

You may have heard the terms back-end or front-end development before. The two are very different tasks, with the backend focusing on the server side of the applications, while the front end development focusing on the efficiency and usability of a website. Most front-end developers work closely with UX / UI designers, software engineers, and back-end developers to make sure the site is at its best and can deliver the ideal services to clients. So what’s the difference between a senior front-end developer and a regular front-end developer? The main differences are experience and salary. Senior front-end developers have three to five years of experience as regular front-end developers and have a deep understanding of the job. Sometimes they manage teams of other front-end developers and may even mentor junior front-end developers. Important skills for senior front-end developers include a good knowledge of HTML / CSS, version control / Git, JavaScript, and even advanced testing / debugging skills. Senior front-end developers need to communicate well with others and be comfortable with leadership.

Common questions for senior front-end developer interviews

So if you have some of the above qualities and you are interested in the prospect of programming and collaborating with others, then front-end development might be the right track for you. To prepare for your future interview, let’s take a look at some of the most frequently asked questions for senior front-end developer interviews.

How to speed up the application of a single page ?
How would you insert a string in an HTML element ?
What are your greatest technical strengths ?
Create a function that mimics the way they work with JavaScript generators.
What is the difference between border-box and content-box?
What is the difference between operators == and ===?
What The CSS would write to handle the following scenarios: display a 4 column grid in the window> 800 px, a 2 column grid in the window> 500 px and < 800 px and a single column in the window < 500 px.
What is accessibility? How do I get it ?
What is the difference between session storage, local storage and cookies ?
Have you ever managed employees ?

These are just ten of the many questions you might face in a development interview. As noted above, many of these questions will test your skills and knowledge of HTML / CSS, JavaScript, data storage, and accessibility. In addition to technical questions, interviewers may want to learn more about your experience with previous managerial positions and ask questions based on personality to see if you are a good fit for their company. As always, it’s best to do your research before interviewing a specific company to get information on what they might be looking for in applicants.

Getting started as a senior front-end developer

Photo 1454486837617 Ce8e1ba5ebfe — Motivation is the key to successful coding !

If you are ready to begin your front-end development journey, you might be wondering where to start. If you want a career in coding , the best place to learn it is through a programming bootcamp. will focus on teaching skills-based career that will help you find a job in the desired coding field after graduation. Python.Engineering can you help find the best programming bootcamp for you.

👻 Read also: what is the best laptop for engineering students?

Interview Questions For Javascript Ui Developers del: Questions

__del__

How can I make a time delay in Python?

5 answers

I would like to know how to put a time delay in a Python script.

2973

Answer #1

import time
time.sleep(5)   # Delays for 5 seconds. You can also use a float value.

Here is another example where something is run approximately once a minute:

import time
while True:
    print("This prints once a minute.")
    time.sleep(60) # Delay for 1 minute (60 seconds).

2973

Answer #2

You can use the sleep() function in the time module. It can take a float argument for sub-second resolution.

from time import sleep
sleep(0.1) # Time in seconds

Interview Questions For Javascript Ui Developers del: Questions

__del__

How to delete a file or folder in Python?

5 answers

How do I delete a file or folder in Python?

2639

Answer #1

os.remove() removes a file.
os.rmdir() removes an empty directory.
shutil.rmtree() deletes a directory and all its contents.

Path objects from the Python 3.4+ pathlib module also expose these instance methods:

pathlib.Path.unlink() removes a file or symbolic link.
pathlib.Path.rmdir() removes an empty directory.

We hope this article has helped you to resolve the problem. Apart from Interview Questions For Javascript Ui Developers, check other __del__-related topics.

Want to excel in Python? See our review of the best Python online courses 2023. If you are interested in Data Science, check also how to learn programming in R.

By the way, this material is also available in other languages:

Frank Robinson

California | 2023-03-23

Maybe there are another answers? What Interview Questions For Javascript Ui Developers exactly means?. Will use it in my bachelor thesis

Cornwall Williams

Berlin | 2023-03-23

Thanks for explaining! I was stuck with Interview Questions For Javascript Ui Developers for some hours, finally got it done 🤗. Will use it in my bachelor thesis

Xu Richtgofen

Prague | 2023-03-23

string Python module is always a bit confusing 😭 Interview Questions For Javascript Ui Developers is not the only problem I encountered. Checked yesterday, it works!