Vectorization in Pandas refers to performing operations on entire arrays or DataFrames without using explicit loops. This approach leverages optimized, low-level implementations to achieve higher performance and efficiency. Benefits of Vectorization: Performance: Vectorized operations are much faster than usin...
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Persistence means storing data on the disk so that it can be retrieved without being altered the next time the app is opened. From simple to complex, there are the following methods for storing data: Data structures such as arrays, dictionaries, sets, and other data structures are perfect ...
Uncover the Deep Learning Interview Questions which cover the questions on CNN, Neural Networks, Keras, LSTM that could be asked in your next interview.
Pandas is built on top of the NumPy library, i.e., its data structures Series and DataFrame are the upgraded versions of NumPy arrays. 2. How do you quickly access the top 5 rows and last 5 rows of a pandas DataFrame? Thehead()method in pandas is used to access the first 5 rows ...
Remember to study and practice these programming interview questions before facing an interview. This will not only boost your conviction but also will be helpful to answer them quickly. The questions will mainly cover subjects like arrays, strings, linked lists, and so on. ...
It’s OK if you don’t have any prior professional experience. You can still draw from examples in the classroom, at aninternship, or working on an independent project. Common Coding Interview Questions: The Bottom Line Programming interview questions generally come in three different forms: pract...
Python Interview Questions for Beginners The following questions test the basic knowledge of Python keywords, syntax and functions. 1. What is a dynamically typed language? A dynamically typed language is a programming language in whichvariable types are determined at runtime, rather than being explic...
Strings and Arrays Linked List Recursion Bit Manipulation Small Programs (string, memory functions etc.) Math & Probability Google Interview Questions: Product Marketing Manager Why do you want to join Google? What do you know about Google's product and technology?
Top Java Interview Questions And Answers – Set 5 1) Can a dead thread be started again? No, a thread that is in the dead state can't be started again. 2) Are arrays of primitive data types? No. In Java, Arrays are objects. 3) What are constructors in Java? In Java, the const...