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Normalization is the process of organizing data in a database to reduce redundancy and improve data integrity.
Normalization involves breaking down a database into smaller, more manageable tables.
Each table should have a primary key and only contain data that is related to that key.
Normalization helps to prevent data inconsistencies and anomalies.
There are different levels of normalization, with each level building on t...
OOPs concepts are the fundamental principles of Object-Oriented Programming.
Encapsulation - binding data and functions that manipulate them
Inheritance - creating new classes from existing ones
Polymorphism - ability of objects to take on multiple forms
Abstraction - hiding implementation details and showing only functionality
Examples: class, object, inheritance, encapsulation, polymorphism, abstraction
Joins are used to combine data from two or more tables based on a related column.
Joins are used to retrieve data from multiple tables in a single query.
They are performed using the JOIN keyword followed by the name of the table to be joined.
Common types of joins include INNER JOIN, LEFT JOIN, RIGHT JOIN, and FULL OUTER JOIN.
Joins are based on a related column between the tables, known as the join condition.
The result o...
I applied via Campus Placement and was interviewed before Apr 2023. There were 4 interview rounds.
2 coding questions and few MCQs
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posted on 14 May 2022
I applied via Naukri.com and was interviewed before May 2021. There was 1 interview round.
I was interviewed before Sep 2020.
Round duration - 140 minutes
Round difficulty - Medium
Test timing was at 2:00 pm , it was conducted in a college and the environment was good for the test. Camera was a primary part of test, so no suspicious activity.
Given two numbers in the form of two arrays where each element of the array represents a digit, calculate the sum of these two numbers and return this sum as an ar...
Given two numbers represented as arrays, calculate their sum and return the result as an array.
Iterate through the arrays from right to left, adding digits and carrying over if necessary
Handle cases where one array is longer than the other by considering the remaining digits
Ensure the final sum array does not have any leading zeros
Round duration - 20 minutes
Round difficulty - Easy
The round was conducted at around 12 p.m. I was called at the college location and then it was conducted. The interviewer was quite polite and frank.
Round duration - 8 minutes
Round difficulty - Easy
This round was conducted right after finishing and clearing the technical round at the same place and on the same day.
Tip 1 : Practice atleast 2-3 Coding problems daily so your logic building becomes stronger.
Tip 2 : Exercise problems based on OOPS concepts and others too.
Tip 3 : If you can have your own project built, then it's the major point and will act as a plus point.
Tip 1 : Your resume should be in standard form, short and simple will be more effective.
Tip 2 : Whatever you have learned, you need to mention it in your resume as that will be your primary source of selection and having project on your resume is important.
I applied via Campus Placement and was interviewed before Jun 2020. There were 3 interview rounds.
I applied via Campus Placement and was interviewed before Jun 2020. There were 3 interview rounds.
I applied via Campus Placement and was interviewed before Aug 2021. There were 2 interview rounds.
Easy DSA questions and some questions on resume
I applied via Naukri.com and was interviewed before Aug 2021. There was 1 interview round.
I applied via Naukri.com and was interviewed before Oct 2019. There were 3 interview rounds.
I applied via LinkedIn and was interviewed before Dec 2020. There was 1 interview round.
C++ is an extension of C with object-oriented programming features.
C++ supports object-oriented programming while C does not.
C++ has classes and templates while C does not.
C++ has better support for function overloading and default arguments.
C++ has a standard library that includes many useful functions.
C++ allows for both procedural and object-oriented programming.
C++ is generally considered to be a more complex langu
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