Understanding Lambda Expressions in Python

What is another name for anonymous functions in Python?

• Named functions

• Lambda expressions

• Recursive functions

• Static methods

How do you define a lambda expression to compute 3x + 1?

• lambda x: 3x + 1

• def lambda(x): 3x + 1

• lambda: 3x + 1

• def f(x): return 3x + 1

What is the purpose of the 'strip' function in the lambda expression for combining names?

• To capitalize the first letter

• To split the string into a list

• To convert the string to lowercase

• To remove leading and trailing whitespace

Which Python keyword is used to define a lambda expression?

• return

• def

• function

• lambda

What is a common use of lambda expressions without giving them a name?

• Building databases

• Sorting data

• Creating classes

• Defining modules

What is the key argument in the sort method used for?

• To set the sorting algorithm

• To define the sorting order

• To specify a function for sorting

• To determine the data type

What is the purpose of the 'build quadratic function' in the video?

• To plot quadratic graphs

• To solve quadratic equations

• To create a function that generates quadratic functions

• To find the roots of quadratic equations

What is a benefit of using lambda expressions for short, throwaway functions?

• They are concise and used only once

• They are faster than regular functions

• They are more secure

• They are easier to debug

What is a common application of lambda expressions mentioned in the video?

• Filtering data

• Managing memory

• Creating databases

• Building user interfaces

What does Socratica offer according to the video?

• A sorted list of Python videos

• Free Python certifications

• Python programming jobs

• Python hardware kits