Data Types & Operators
This data type represents either True or False.
What is a Boolean?
This keyword is used to check a second condition only if the first if statement was False.
What is elif?
This function is used to find the total number of characters in a string.
What is len()?
This type of error occurs when you forget a colon or misspell a keyword like p r i n t.
What is a Syntax Error?
This method is used to add a new item to the very end of an existing list.
What is .append()?
This keyword is used to define a new function.
What is def?
This Python command is used to display text or variables on the screen.
What is print()?
This loop is best used when you know exactly how many times you want to repeat a block of code.
What is a for loop?
This operator (%) returns the remainder of a division problem.
What is modulo?
To check if two values are exactly equal, you must use this operator.
What is ==?
In the string name = "Python", this is the character located at name[1]
What is "y"?
This type of error occurs when the program is running and tries to perform an impossible operation, like dividing by zero.
What is a Runtime Error?
This is the index of the very first element in any Python list.
What is 0?
Python uses this type of whitespace to show which code belongs inside a function or a loop.
What is indentation?
This function always returns a value as a string, regardless of what the user types.
What is input()?
This function generates a sequence of numbers, often used in for loops.
What is range()?
This is the result of the expression 10 // 3 in Python.
What is 3?
This logical operator returns True only if both conditions being compared are True.
What is and?
This term describes the fact that strings cannot be changed once they are created.
What is immutable?
This block is used to "test" a piece of code that might cause an error without crashing the whole program
What is a try block?
This method removes and returns the last item in a list.
What is .pop()?
This is the name for the information passed into a function when it is called.
What are arguments or parameters?
This symbol is used to start a single-line comment in Python.
What is the hashtag/pound sign #?
To use functions like randint(), you must first include this line at the top of your program.
What is import random?
This Python operator is used to raise a number to a power (exponentiation)
What is **?
If you want a block of code to run only when a condition is not met, you use this operator.
What is not?
This method is used to return a version of a string where all letters are capitalized.
What is .upper()?
This block runs only if an error occurred in the preceding try block.
What is an except block?
To check if a specific value exists inside a list, you use this keyword.
What is in?
This keyword is used to send a value back from a function to the part of the program that called it.
What is return?
To convert a user's input into a number that can be used for math, you must wrap the input function in this.
What is int() or float()?
This is the result of type(3.14)
What is <class 'float'>?
These are the two primary types of numbers in Python; one is for whole numbers and the other is for decimals.
What are Integers and Floats?
This is the name for a conditional statement nested inside another conditional statement.
What is a nested conditional?
Using the syntax string[start:stop], this is the process of extracting a portion of a string.
What is slicing?
This error type occurs when you try to use the wrong data type.
What is a ValueError?
If a list has 5 elements, what is the index of the last element?
What is 4?
This term refers to where a variable can be seen or used within a program (e.g., local vs. global)
What is Scope?
In the CodeHS environment, this "character" (represented by a green icon) is often used to introduce basic programming concepts through movement commands.
Who is Karel?
This error type occurs when you try to use a variable that has not been defined yet.
What is a NameError?
"Given the string s = "CodeHS", this is the exact output of the command print(s[2:5].upper())"
What is "DEH"?