Robotic Placement Test

Which of the following is a correct file extension for Python files?

• .py
• .java
• .txt
• .exe

Answer explanation

Python source files use the .py extension.

What will the following code print? print("Hello, world!")

• Hello, world!
• hello, world!
• Hello world
• SyntaxError

Answer explanation

The print function outputs the exact string provided.

Which of these is NOT a valid Python variable name?

• student_name
• 2ndPlace
• height_cm
• _total

Answer explanation

Variable names cannot start with a digit.

What is the correct syntax to create a single-line comment in Python?

• // comment
• # comment
• /* comment */
• <!-- comment -->

Answer explanation

Python uses the # symbol for single-line comments.

Which data type would the value 3.14 be in Python?

• int
• str
• float
• bool

Answer explanation

Numbers with a decimal point are floats.

What is the output of 5 ** 2 in Python?

• 7
• 10
• 25
• 32

Answer explanation

** is the exponentiation operator (5 squared = 25).

Which keyword is used to define a function in Python?

• func
• define
• def
• function

Answer explanation

Functions begin with the def keyword.

What will the following code output? print(type(True))

• <class "int">
• <class "str">
• <class "bool">
• <class "float">

Answer explanation

True is a Boolean, so its type is <class "bool">.

Which function is used to get input from a user in Python?

• scanf()
• input()
• gets()
• read()

Answer explanation

input() reads a line from user input as a string.

What operator would you use to check if two values are equal in Python?

• =
• ==
• ===
• eq

Answer explanation

== compares two values for equality.