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Types of inheritance include single, multiple, multilevel, hierarchical, hybrid, and more.
Single inheritance: a class inherits from only one base class.
Multiple inheritance: a class inherits from more than one base class.
Multilevel inheritance: a class inherits from a class which in turn inherits from another class.
Hierarchical inheritance: multiple classes inherit from a single base class.
Hybrid inheritance: a combina...
Lists are ordered, mutable collections. Tuples are ordered, immutable collections. Dictionaries are unordered, mutable collections with key-value pairs. Sets are unordered, mutable collections with unique elements.
Lists are denoted by square brackets [] and can contain duplicate elements. Example: [1, 2, 3]
Tuples are denoted by parentheses () and cannot be changed after creation. Example: (1, 2, 3)
Dictionaries are deno...
I applied via Company Website and was interviewed in Mar 2024. There were 3 interview rounds.
All 3 sections of Quants, Logical and Verbal were asked with overall 20 questions
3 coding questions on Fundamentals and Basic DS
Top trending discussions
I applied via Referral and was interviewed before Feb 2021. There were 2 interview rounds.
I applied via Company Website and was interviewed in Aug 2021. There was 1 interview round.
I can promote Coding Ninjas courses by organizing coding events, sharing course details on social media, and collaborating with college clubs.
Organize coding events in college and invite Coding Ninjas as a sponsor or guest speaker
Share course details on social media platforms like Facebook, LinkedIn, and Twitter
Collaborate with college clubs like coding clubs, tech clubs, and entrepreneurship clubs to promote the cours...
I applied via Job Fair and was interviewed in Mar 2023. There were 4 interview rounds.
30 aptitude question
6 coding based question in 3 hr
I applied via LinkedIn and was interviewed in Sep 2023. There were 3 interview rounds.
Medium level coding question
I applied via Referral and was interviewed before Oct 2023. There were 3 interview rounds.
Use a hash set to find duplicates in an array of strings.
Create a hash set to store unique elements.
Iterate through the array and check if the element is already in the hash set.
If it is, then it is a duplicate. If not, add it to the hash set.
Find the single duplicate element in an array of strings with length n-1.
Iterate through the array and use a HashSet to keep track of elements seen so far.
If an element is already in the HashSet, that is the duplicate element.
Return the duplicate element once found.
Create a student support system
Design an order and payments system for an EdTech company
Allow users to browse and select courses
Implement a shopping cart for users to add courses
Integrate payment gateways for secure transactions
Provide order confirmation and receipt to users
Allow users to track their order status
I applied via Company Website and was interviewed in Nov 2021. There were 4 interview rounds.
I applied via Approached by Company and was interviewed in Feb 2024. There was 1 interview round.
I applied via Naukri.com
I am a software engineering student with a passion for coding. Here is a code to find repetitive characters in a string.
Iterate through the characters in the string and store their occurrences in a HashMap.
Check the HashMap for characters with occurrences greater than 1 to find repetitive characters.
Return the repetitive characters as an array of strings.
based on 2 interviews
Interview experience
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Acadecraft
Coding Ninjas
Internshala
Globus Infocom