Burger Singh Interview Questions, Process, and Tips

List is an ordered collection of elements while dictionary is an unordered collection of key-value pairs.

• Lists are accessed by index while dictionaries are accessed by keys.

• Lists can contain duplicate values while dictionaries cannot have duplicate keys.

• Lists are enclosed in square brackets [] while dictionaries are enclosed in curly braces {}.

• Example: list = [1, 2, 3] and dictionary = {'a': 1, 'b': 2, 'c': 3}

Window functions in SQL are used to perform calculations across a set of rows that are related to the current row.

• Window functions are used to calculate values based on a subset of rows within a larger result set.

• They allow you to perform calculations across rows that are related to the current row.

• Examples of window functions include ROW_NUMBER, RANK, DENSE_RANK, and NTILE.

• Window functions are often used in conjunctio...read more

Cross contamination is the transfer of harmful bacteria or other substances from one surface or object to another.

• It can occur through direct contact, such as touching contaminated surfaces and then touching food or other objects.

• It can also occur through indirect contact, such as when contaminated utensils or equipment are used to prepare food.

• Cross contamination can lead to foodborne illness and is prevented by prope...read more

Customer service is the act of providing assistance and support to customers before, during, and after a purchase.

• It involves listening to customers' needs and concerns

• Providing accurate information about products or services

• Being friendly and courteous

• Resolving issues and complaints in a timely and satisfactory manner

• Going above and beyond to exceed customer expectations

• Examples include answering phone calls, respondi