What should you not do in a code interview?

4 Common Coding Interview Mistakes (And How to Avoid Them)

• Not knowing data structures and algorithms.
• Pretending to understand something that you don’t.
• Writing code before you know what the code will do.
• Rushing through the debugging at the end.
• 25 Amazing Companies That Hire In 20 Days or Less.

What if you can’t answer a technical question in an interview?

Even if you don’t know what the answer is, you can tell the interviewer the steps you would take to figure out the problem. Interviewers ask you hard questions because they want to see what your thought process is. Sometimes, the thought process may be more important than the actual answer.

Why coding interviews are getting so hard?

Coding Interviews are generally difficult because the interviewer or the organization wants to hire the best of the best, and the work would generally include a lot of algorithm or product development.

Do front-end engineers actually implement complex algorithms in interviews?

It is uncommon for front-end engineers to implement some of the complex algorithms tested in interviews. At companies like Facebook and Google, the people are software engineers first, domain experts second.

Is it stressful to have to produce code in an interview?

It’s stressful to have to produce (working) code in an interview, while someone scrutinizes every keystroke that you make. What’s worse is that as an interviewee, you’re encouraged to communicate your thought process out loud to the interviewer.

What are some common pitfalls in writing software testing?

A common pitfall is to write tests that manually try to do things with exceptions on their own. The problem with such approaches is that it is easy to forget about corner cases, such as that when no exception is raised at all.

Why should you practice these problems before an interview?

Practising these problems before interview not only makes you familiar with them but also gives you more confidence in explaining the solution to the interviewer, which plays a very important role in your selection.