Tag: interview

URL Shortener System Design – Interview Question

Design a URL Shortener System. Let’s find out how to answer this question in a technical interview. Since it’s a system design question, it’s very open ended. As a candidate, you need to ask lots of questions and have a good discussion about various approaches that you can take. You can even discuss similar pre-existing…
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April 4, 2020 0

REST APIs And Their Versioning – Interview Question

What are REST APIs and how they are versioned. Let’s see how to answer this question in a technical interview. To begin with, what are REST APIs? The term REST stands for Representational State Transfer. Web services that adhere to REST architectural standards are called RESTful APIs. The REST APIs have a: i) A base…
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March 5, 2019 0

Detect Loop In Linked List – Interview Question

To begin with you can draw a linked list on the whiteboard. A linked list has nodes in it which are connected to each other. Each node has two components: the value and reference to next node. The head node points to the first element of the linked list. The first thing that comes to…
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January 18, 2019 0

2 Eggs – 100 Floors – Interview Question

You are given two Eggs and you are in a building with 100 Floors. You have to find the minimum floor from which if an egg is dropped, it won’t break. You have to do this in such a manner that your worst case number of attempts is minimized. Let’s find out how to answer…
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November 30, 2018 0

Rotate Elements in Matrix – Interview Question

Rotate Elements in a Matrix. Let’s find out how to answer this question in a technical interview. Let’s take a sample matrix 1     2      3      4 5     6      7      8 9     10    11    12 13   14    15    16   If we rotate it, this is how it will look like 5      1      2      3 9    …
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September 26, 2018 0