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This chapter is from the book

This chapter is from the book

Python Programming for Raspberry Pi, Sams Teach Yourself in 24 Hours, 2nd EditionPython Programming for Raspberry Pi, Sams Teach Yourself in 24 Hours, 2nd Edition

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This chapter is from the book

This chapter is from the book

Python Programming for Raspberry Pi, Sams Teach Yourself in 24 Hours, 2nd EditionPython Programming for Raspberry Pi, Sams Teach Yourself in 24 Hours, 2nd Edition

Learn More Buy

Workshop

Quiz

  1. The print function is part of the Python standard library and is considered a built-in function. True or false?
  2. When is a variable created and assigned a data type?
  3. A(n) __________ sequence enables a Python statement to “escape” from its normal behavior.

  4. Which of the following is a valid Python escape sequence?

    1. //
    2. \'
    3. ESC
  5. Which Python escape sequence will insert a linefeed in output?
  6. A comment in a Python script should begin with which character?

  7. Which of the following is a valid Python data type?

    1. int
    2. input
    3. print
  8. Which function enables you to view a variable’s data type?
  9. If a variable is assigned the number 3.14, which data type will it be assigned?
  10. The input function is part of the Python standard library and is considered a built-in function. True or false?

Answers

  1. True. The print function is a built-in function of the standard library. There is no need to import it.
  2. A variable is created and assigned a data type when it is assigned a value. The value and data type for a variable can be changed with a reassignment.
  3. An escape sequence enables Python statement to “escape” from its normal behavior.
  4. b. \' is a valid Python escape sequence. Refer to Table 4.1 for a few valid Python escape sequences.
  5. The \n Python escape sequence will insert a linefeed in output.
  6. A comment in a Python script should begin with the pound or hash symbol (#) for the Python interpreter to ignore it.
  7. a. int is a Python data type. input and print are both Python functions. Refer to Table 4.2 for a refresher on the data types.
  8. The type function enables you to view a variable’s data type.
  9. If a variable is assigned the number 3.14, it will be assigned the float data type by Python. Refer to Table 4.2 for data types.
  10. True. The input function is a built-in function of the standard library. There is no need to import it.

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