Veltris Azure Data Engineer Interview Questions and Answers

List is mutable while tuple is immutable in Python.

• List can be modified while tuple cannot be modified.

• List uses square brackets [] while tuple uses parentheses ().

• List is slower than tuple in terms of performance.

• List is used for dynamic data while tuple is used for static data.

Data frames are a data structure used for storing and manipulating tabular data in R programming language. Assembly language is a low-level programming language that is used to write programs that can directly interact with the hardware of a computer. Dynamic programming is a technique used to solve complex problems by breaking them down into smaller subproblems and solving them recursively.

• Data frames are commonly use...read more

AWS is a cloud computing platform that provides a wide range of services for building and deploying applications.

• AWS stands for Amazon Web Services

• It offers services such as computing, storage, databases, and analytics

• AWS provides a pay-as-you-go pricing model

• It is used by businesses of all sizes, from startups to large enterprises

• Examples of AWS services include EC2, S3, RDS, and Lambda

The time complexity of swap array program is O(n).

• The time complexity is determined by the number of elements in the array.

• The program swaps the elements of the array one by one, so it takes linear time.

• The Big O notation for the time complexity is O(n), where n is the number of elements in the array.

• Examples: swapping two elements in an array takes constant time, but swapping all elements takes linear time.