PCEP Section 1C: Understanding Data Types and Variables

Which of the following is a valid Boolean value in Python?

• TRUE

• True

• "True"

• 1

What is the value of the variable `x` after executing the following code? ```python x = 0b1010 ```

• 2

• 8

• 10

• 5

Which of the following is a floating-point literal in Python?

• 42

• 3.14

• "3.14"

• 0b101

Which of the following variable names follows PEP-8 naming conventions for variables?

• myVariable

• My_variable

• my_variable

• myVariable1

What is the decimal value of the hexadecimal number `0x1F`?

• 15

• 16

• 31

• 30

• 4.2e3

• 4.2^3

• 4.2*10^3

• 4.2e-3

Which of the following is NOT a valid string assignment in Python?

• name = "Alice"

• name = 'Alice'

• name = Alice

• name = """Alice"""

Convert the octal number `0o17` to its decimal equivalent.

• 15

• 17

• 14

• 11

Which of the following variable names is NOT recommended according to PEP-8?

• user_age

• UserAge

• userAge

• user_age1

Given the following code, what will be the type of the variable `result`? ```python result = 5 + 3.0 ```

• int

• float

• str

• bool