python 2
Which operator will you use to return true if two variables are different?
!=
Which character starts a comment in Python?
#
Which string definition results in an error?
'It's 10am'
What is the output of the following program? def isEven(num): return num % 2 == 0 if isEven(3): print("3 is even") else: print("3 is not even")
3 is not even
Which expression evaluates to 2?
5 % 3
What will the following code print? number = 3**2 Number = 2**3 print(number)
9
Which of these is not a relational operator?
=
Which language does not use a hybrid compiler/interpreter approach?
C++
When working with the Terminal inside of VSCode, how can you expand the pane?
Click the up arrow.
Why doesn't a Python file execute when you double-click it?
Double-clicking does not run the Python Interpreter on the source code.
Python treats all numbers the same, regardless of numerical value.
FALSE
Source code is written in rich text.
FALSE
Which data type in Python represents a number with a decimal point?
Float
What is the output of the following Python code? first_name = "Jeff" #first_name = "Sara" print(first_name)
Jeff
What is the output of this Python code? first_name = "Jeff" first_Name = "Sara" print(first_name)
Jeff
Which of these will not output: I'm learning a lot!
print('I'm learning a lot!')
Which command will start the Python prompt on your computer?
python3
What will the following condition print? if (num>=0): print(num) else: print(-1 * num)
the absolute value of num
Why are there many programming languages?
to address many different computing needs
Why does VS Code need a Python interpreter to be specified?
to provide code suggestions
Which is an example of a runtime error?
name = "It's me!" print("Hello.", Name)
How would you write the "Hello, world!" program in Python?
print("Hello, world!")
Which IDE feature allows you to get code suggestions while you are typing?
IntelliSense
Which command exits from the Python command-line prompt?
exit()
What operator do you use to assign a value to a variable?
int
If you were writing your source code in the JavaScript programming language, what file extension would you use to save your file?
.js
What is the standard extension to use for a Python source code file?
.py
What does this expression evaluate to? 3 + 2 * 5
13
What is the output of the following program? number = 10 if number % 4 == 0: print(number, "is divisible by 4") print("All done")
All done
Given the first line of the function definition below, which programming language is this? def factorial(number)
Ruby
This if-else statement is written in _____. if "apples" == "apples" puts "You're comparing the same thing" end
Ruby
What does the void keyword mean when it is specified before a function definition?
The function does not return a value.
What is the issue with this function as defined? def double(): print(x*2)
The number to double is not received.
Why is there no output for this program? def goodbye(): print("Bye")
We never called the goodbye function.
Which variable name is valid in Python?
account_balance
Multiple statements grouped together are called a _____.
block
When would a removal of white space be problematic?
removing the space after the "if" in if x==1
Which Python keyword is used to send back values from a function?
return
The code below, which is supposed to print the value of the variable x, is not working. Which category does the error fall under? x = 5 print("x")
semantic
Which variable name is valid in Python?
speed_limit
What will the following code print?
str
Although Python ignores empty lines, one place where whitespace does make a difference is inside of _____.
strings
Typing "What is 2 plus 2?" into the Python prompt causes a _____.
syntax error
Which expression evaluates to 20?
(2 + 3) * 4
What does this expression evaluate to? 2 * 3 + 2 * 5
16
Programming can be defined as: converting ideas into _____ that a computer can understand.
instructions
The code that's contained inside of a function is often called the function's legs.
FALSE
Which is not a benefit of functions?
Functions eliminate crashes in your code.
Which value is not an argument to the "hello" function? def hello(name): print("Hey,", name) hello("John") hello("Mya")
Hey
Which language is considered an interpreted language?
JavaScript
Which concern could be considered a disadvantage of Python under certain circumstances?
Python is a general-purpose language.
In programming, a crash is when your program stops early or freezes because something unexpected happened.
TRUE
To get Python code suggestions, you need to tell VS Code which Python interpreter to use.
TRUE
With if-else statements, we will always execute one of the code blocks depending on the result of the condition test.
TRUE
Which Mac application allows you to run commands and execute scripts in a command-line interface?
Terminal
What is the issue with the following code? number = input("Enter a number: ") if number == 10: print("The number is greater than 10.") else: print("The number is less than 10.")
The conditional statement is checking for equality.
What is the output of this program? num = 16 if num % 3 == 0: print(num, "is divisible by 3") print("The end")
The end
Why do computer instructions need to be sequential?
The order in which these instructions are executed is important.
What will the following code print? def compare(): print(5, "is greater than", 6)
This code will not print anything.
In this function definition, the variable "name" is _____. def hello(name): print("Hey,", name)
a parameter
Which tool is used to write source code?
a text editor
Any expression that breaks down to either true or false is called a conditional, or _____.
boolean expression
Which keyword does Python use to define a function?
def
What can the following function be used for?
def mystery(x): if (x % 2 == 0): return("yes") else: return("no")
What will the following program print? def mult_inv(num): return 1/num result=mult_inv(3) print(result)
0.333333333
How would you fix the following code to return the remainder of 1,000 divided by 300? 1,000 % 300
1000 % 300
In the Python Terminal, what is printed when running the following line? 5 * 2 + 1
11
If you execute the following expression, what is the output? >>> 3 + 5 * 2
13
Which is an example of a syntax error?
2 (4*2)
Which statement is true regarding Python on a Mac?
A Mac comes with a version of Python already installed.
If you were developing an application for an iPhone, which IDE would you use?
XCode
Which statement is true regarding Python support in VS Code?
You need to install a VS Code extension to support Python.
Given the following code, how would you call the function? def hello(name): print("Hey,", name)
hello("John")
Which of these is NOT a reason why we chose Python as the language for the course?
highly performant
Which code can you use to print if a test score is a pass or a fail?
if (score>=60): print("passed") else: print("failed")
Which if-else statement will not produce this output? is divisible by 3
num = 16 if num % 3 == 0: print("is divisible by 3") else: print("is not divisible by 3")
You have Python 3 installed. How will you run the Python code in the file "process.py" on the command-line prompt?
python3 process.py
