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A junior developer changes the color of a button on a page. All unit and end-to-end tests pass, and you deploy the code to production. However, something goes wrong in production. How could you have caught this issue before going live?
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Senior Frontend Developer

Interviewed at Insider One

4.3★
Jun 28, 2025

A junior developer changes the color of a button on a page. All unit and end-to-end tests pass, and you deploy the code to production. However, something goes wrong in production. How could you have caught this issue before going live?

Q.If a button hit results in an API hit, and if I hit the button multiple times, how can you do it the angular way to make sure all n-1 requests sent to Server are cancelled and only nth request is send to server? How will you accomplish this? Q. A Puzzle: child1 says "I am a boy". child2 says "I am a girl". Given that atleast 1 is lying, how will you determine who is boy, who is girl? Q.Why is Angular used over JavaScript? Q.Two sorted arrays(no.s) of n, m+n length where m+n one has n empty places. In minimum Time Complexity & Space, obtain the combination sorted into m+n array.
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Software Engineer(Frontend)

Interviewed at Quovantis Technologies

4★
Jan 27, 2017

Q.If a button hit results in an API hit, and if I hit the button multiple times, how can you do it the angular way to make sure all n-1 requests sent to Server are cancelled and only nth request is send to server? How will you accomplish this? Q. A Puzzle: child1 says "I am a boy". child2 says "I am a girl". Given that atleast 1 is lying, how will you determine who is boy, who is girl? Q.Why is Angular used over JavaScript? Q.Two sorted arrays(no.s) of n, m+n length where m+n one has n empty places. In minimum Time Complexity & Space, obtain the combination sorted into m+n array.

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