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Majorly based on pandas
Null values can be handled by imputation, deletion, or using advanced techniques like machine learning algorithms.
Imputation: Replace null values with mean, median, mode, or using predictive modeling.
Deletion: Remove rows or columns with null values.
Advanced techniques: Use machine learning algorithms like KNN or decision trees to predict missing values.
Cleaning data using pandas involves removing missing values, duplicates, and outliers.
Use dropna() to remove rows with missing values
Use drop_duplicates() to remove duplicate rows
Use z-score or IQR method to detect and remove outliers
Assignment on Pandas , Numpy & Matplotlib
Top trending discussions
I applied via Referral and was interviewed in May 2023. There were 3 interview rounds.
It consists of 60 questions we have to answer in 60 min.
Various trending topics were asked in GD.
I applied via Company Website and was interviewed before Dec 2020. There were 4 interview rounds.
I applied via Company Website and was interviewed before Jul 2021. There were 2 interview rounds.
Attended the codevita competition in final year of college.
I applied via Campus Placement and was interviewed before Mar 2021. There were 2 interview rounds.
OOPs concept in JAVA is a programming paradigm that focuses on objects and their interactions.
OOPs stands for Object-Oriented Programming
It involves the use of classes, objects, inheritance, polymorphism, and encapsulation
Classes are used to define objects and their properties
Objects are instances of classes that can interact with each other
Inheritance allows for the creation of new classes based on existing ones
Polymo...
Java provides Arrays.sort() method to sort an array.
Use Arrays.sort() method to sort an array of strings.
The method sorts the elements in ascending order by default.
To sort in descending order, use Collections.reverseOrder() method.
I applied via Newspaper Ad and was interviewed before Jun 2021. There were 3 interview rounds.
I applied via Company Website and was interviewed before Apr 2021. There were 2 interview rounds.
It's totally based on Basic understanding of concepts such as Linear arrangement, circular arrangement، blood relation, direction sense, ratio proportion, time, speed, distance
I applied via Naukri.com and was interviewed before Sep 2021. There were 3 interview rounds.
Entry level aptitude test
I applied via Company Website and was interviewed before Jul 2021. There were 2 interview rounds.
The first round is an aptitude online test that had Basics of Computer Science, Mathematics, English and then finally one basic program to code and compile like Palindrome.
Three panellists were present and it was a face-face round, Panellist 1 and 2 takes the technical discussions like classes, inheritance, oops concept, basic syntax, and such. Panellist 3 talks more about your resume skills, hobbies and the company overview.
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