Python Variables

What type of data is the following?: X = "195.67"

• Float

• String

• Boolean

• integer

What type of variable is the following?: Y = False

• Float

• String

• Integer

• Boolean

What does the following Python program print?

X = "Hello World!"

Y = "I can code "

Z = " In Python"

print( X + Y + Z)

• Hello World! I can code In Python

• Hello World!I can code In Python

• Hello World! I can codeIn Python

• Hello World!I can code In Python

Answer explanation

There is a space after the word "code" and before the word "In".

Variables have three things:

• Numeric, string, Boolean

• Integer, float, string

• name, type, value

• function, value, name

When you want to print something to the screen you should use

• The keyboard to type it

• The computer Display

• A monitor

• a print statement

print("Python " * 3); will print out what

• Python 3 Python 3 Python 3

• Python Python Python

• PythonPythonPython

• Python*3 Python*3 Python*3

Which one to the following Python programs will not run?

• num = 4

  greeting = "Hello"

  print(num + greeting)

• grade = 98.7

  letterGrade = "A+"

  print(str(grade) + letterGrade

• studentNum =80

  print("studentNum")

• print("Hello World!")

Answer explanation

You cannot concatenate a string and an integer. the integer must be converted to a string.

Which of the following is NOT a program that will produce the following output?

SeasonSeasonSeason

• word = "Season" * 3

  print(word)

• word = "Season" + "Season" + "Season"

  print(word)

• num = 3

  word = "Season" * 3

  print(word)

• word = "Season"

  print(word)

  print(word)

  print(word)

float, integer, boolean, and string are all examples of what?

• Variables

• Data Types

• Words

• Concatenation

The following statement/code snippet is an example of what?

color = blue

• All is correct

• Variable/variable assignment

• Variable declaration

• Variable initialization