Python Test 2

PYTHON TEST 2 What Python statement would you like me to run? - CORRECT ANSWERS-(Chapter 1) When Python is running in the interactive mode and displaying the chevron prompt () - what question is Python asking you? 20 - CORRECT ANSWERS-(Chapter 1) What will the following program print out: x = 15 x = x + 5 print x .py - CORRECT ANSWERS-(Chapter 1) Python scripts (files) have names that end with: for - CORRECT ANSWERS-(Chapter 1) Which of these words is a reserved word in Python ? quit() - CORRECT ANSWERS-(Chapter 1) What is the proper way to say "good-bye" to Python? Central Processing Unit - CORRECT ANSWERS-(Chapter 1) Which of the parts of a computer actually execute the program instructions? A sequence of instructions in a programming language - CORRECT ANSWERS- (Chapter 1) What is "code" in the context of this course? Secondary Memory - CORRECT ANSWERS-(Chapter 1) A USB memory stick is an example of which of the following components of computer architecture? The computer did not understand the statement that you entered - CORRECT ANSWERS-(Chapter 1) What is the best way to think about a "Syntax Error" while programming? Random steps - CORRECT ANSWERS-(Chapter 1) Which of the following is not one of the programming patterns covered in Chapter 1? # This is a test - CORRECT ANSWERS-(Chapter 2) Which of the following is a comment in Python? 123abc - CORRECT ANSWERS-(Chapter 2) What does the following code print out? hours - CORRECT ANSWERS-(Chapter 2) Which of the following variables is the "most mnemonic"? stop - CORRECT ANSWERS-(Chapter 2) Which of the following variables is the "most mnemonic"? Retrieve the current value for x, add two to it and put the sum back into x - CORRECT ANSWERS-(Chapter 2) What does the following statement do? x = x + 2 Parenthesis () - CORRECT ANSWERS-(Chapter 2) Which of the following elements of a mathematical expression in Python is evaluated first? 2 - CORRECT ANSWERS-(Chapter 2) What is the value of the following expression? 42 % 10 5 - CORRECT ANSWERS-(Chapter 2) What is the value in x after the following statement executes: x = 1 + 2 * 3 - 8 / 4 98 - CORRECT ANSWERS-(Chapter 2) What value be in the variable x when the following statement is executed? x = int(98.6) Pause the program and read data from the user - CORRECT ANSWERS-(Chapter 2) What does the Python raw_input() function do? Indent the line below the if statement - CORRECT ANSWERS-(Chapter 3) What do we do to a Python statement that is immediately after an if statement to indicate that the statement is to be executed only when the if statement is true? = - CORRECT ANSWERS-(Chapter 3) Which of these operators is not a comparison / logical operator? Depending on the value of x, either all three of the print statements will execute or none of the statements will execute - CORRECT ANSWERS-(Chapter 3)What is true about the following code segment: if x == 5 : print 'Is 5' print 'Is Still 5' print 'Third 5' You de-indent the next line past the if block to the same level of indent as the original if statement - CORRECT ANSWERS-(Chapter 3) When you have multiple lines in an if block, how do you indicate the end of the if block? You have most likely mixed tabs and spaces in the file - CORRECT ANSWERS- (Chapter 3) You look at the following text: if x == 6 : print 'Is 6' print 'Is Still 6' print 'Third 6' It looks perfect but Python is giving you an 'Indentation Error' on the second print statement. What is the most likely reason? except - CORRECT ANSWERS-(Chapter 3) What is the Python reserved word that we use in two-way if tests to indicate the block of code that is to be executed if the logical test is false? Small All done - CORRECT ANSWERS-(Chapter 3) What will the following code print out? x = 0 if x 2 : print 'Small' elif x 10 : print 'Medium' else : print 'LARGE' print 'All done' This code will never print 'Something else' regardless of the value for 'x' - CORRECT ANSWERS-(Chapter 3) For the following code, if x 2 : print 'Below 2' elif x = 2 : print 'Two or more' else : print 'Something else' What value of 'x' will cause 'Something else' to print out? 1 - CORRECT ANSWERS-(Chapter 3) 'In the following code (numbers added) - which will be the last line to execute successfully? (1) astr = 'Hello Bob' (2) istr = int(astr) (3) print 'First', istr (4) astr = '123' (5) istr = int(astr) (6) print 'Second', istr -1 - CORRECT ANSWERS-(Chapter 3) For the following code: astr = 'Hello Bob' istr = 0 try: istr = int(astr) except: istr = -1 What will the value for istr after this code executes? A built-in function - CORRECT ANSWERS-(Chapter 4) In Python what is the raw_input() feature best described as? def - CORRECT ANSWERS-(Chapter 4) Which Python keyword indicates the start of a function definition? 10 20 - CORRECT ANSWERS-(Chapter 4) What will the following Python code print out? def func(x) : print x func(10) func(20) Bonjour Michael - CORRECT ANSWERS-(Chapter 4) What will the following Python program print out? def greet(lang): if lang == 'es': return 'Hola' elif lang == 'fr': return 'Bonjour' else: return 'Hello' print greet('fr'),'Michael' Avoiding writing the same