Coursera
Programming for Everybody (Getting Started with Python)
Week 4
Chapter 2
Graded Quiz • 30 min
1. Which of the following is a comment in Python?
- # This is a test
- // This is a test
- /* This is a test */
- * This is a test
1.In the following code,
print(98.6)What is “98.6”?
- A variable
- A conditional statement
- An iteration / loop statement
- A constant
2.What does the following code print out?Prrint("123" + "abc")
- This is a syntax error because you cannot add strings
- hello world
- 123abc
- 123+abc
2. In the following code,x = 42What is “x”?
- A variable
- A constant
- A function
- A Central Processing Unit
3. Which of the following is a bad Python variable name?
- Spam
- 23spam
- SPAM23
- _spam
4. Which of the following is not a Python reserved word?
- spam
- break
- continue
- iterate
- for
- Speed
5. Assume the variable x has been initialized to an integer value (e.g., x = 3). What does the following statement do?x = x + 2
- Retrieve the current value for x, add two to it and put the sum back into x
- Produce the value “false” because “x” can never equal “x+2”
- This would fail as it is a syntax error
- Create a function called “x” and put the value 2 in the function
6. Which of the following elements of a mathematical expression in Python is evaluated first?
- Addition +
- Multiplication *
- Subtraction –
- Parentheses ( )
7. What is the value of the following expression42 % 10
Hint – the “%” is the remainder operator
- 420
- 2
- 1042
- 10
8. What will be the value of x after the following statement executes:x = 1 + 2 * 3 - 8 / 4
- 8
- 2.0
- 5.0
- 4
9. What will be the value of x when the following statement is executed:x = int(98.6)
- 6
- 98
- 99
- 100
10. What does the Python input() function do?
- Pause the program and read data from the user
- Connect to the network and retrieve a web page.
- Read the memory of the running program
- Take a screen shot from an area of the screen
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