Just Energy Interview Questions and Answers

Convert a number in words to its numeral form.

• Split the input string into words

• Create a dictionary mapping words to their numerical values

• Iterate through the words and add up the numerical values

• Return the final sum as a string

Print all numbers from 1 to n that are divisible by 2 and 7.

• Use a loop to iterate from 1 to n

• Check if the current number is divisible by 2 and 7 using the modulo operator

• If the number is divisible by both 2 and 7, print it

Waterfall model is a linear sequential approach to software development.

• Requirements gathering and analysis

• Design

• Implementation

• Testing

• Deployment

• Maintenance

I need more context on the previous problem to provide an answer.

• Please provide more information on the previous problem

• Without context, I cannot provide an answer

Python supports various data types including numeric, string, boolean, list, tuple, set, and dictionary.

• Numeric data types include integers, floats, and complex numbers.

• String data type is used to represent text.

• Boolean data type has two values: True and False.

• List is a collection of ordered and changeable elements.

• Tuple is a collection of ordered and unchangeable elements.

• Set is a collection of unordered and unindexed elements.

• Dictionary is a collection of key-value pairs.

• Ex...read more

Agile methodology is an iterative approach to software development that emphasizes flexibility and customer satisfaction.

• Agile values individuals and interactions over processes and tools

• It emphasizes working software over comprehensive documentation

• Agile teams work in short iterations called sprints

• Customer feedback is incorporated throughout the development process

• Examples of agile methodologies include Scrum, Kanban, and Extreme Programming

Different types of joins are used to combine data from two or more tables based on a related column.

• Inner join returns only the matching rows from both tables

• Left join returns all rows from the left table and matching rows from the right table

• Right join returns all rows from the right table and matching rows from the left table

• Full outer join returns all rows from both tables, with NULL values in non-matching rows

Sequential data types are data structures where the elements are arranged in a specific order.

• Elements can be accessed using their position or index

• Examples include arrays, lists, and tuples

• They are useful for storing and manipulating data that has a specific order