Ch. 11 Exam Review

Which of the following best describes the index value used to access the very last character in a string?

• One less than the length of the string

• One more than the length of the string

• Equal to the length of the string

• Equal to the length of the string divided by two

What is displayed on the output screen when the following code is run? value = "TRUSTWORTHY" print(value[1])

• U

• T

• R

• IndexError: string index out of range

What is displayed on the output screen when the following code is run? value = "LOYAL" print(value[5])

• IndexError: string index out of range

• Y

• A

• L

What is displayed to the screen when the following code is run? value = "HELPFUL" value = "FRIENDLY" print(value)

• HELPFUL

• FRIENDLY

• Nothing is shown at all

• Error: strings are immutable and can't be changed

What is the purpose of calling the len() function and passing in a string?

• To chop off the string after a certain length

• To extend the string to a specific length

• To return the number of characters in the string

• This is an error; len() will not work with strings at all

What is wrong with the following statement? print("Yogi Berra said \"A nickle ain't worth a dime anymore.\"")

• Nothing is wrong; this quote will print to the screen normally

• The double quotes will be silently ignored and the remainder of the text printed to the screen without quotes

• Runtime exception - the quote does not match the person that actually said it

• Syntax error - you can't directly place a double quote character inside a double-quoted string

What escape sequence is used to embed a new line character within a string value?

• \n

• \t

• %newline

• \CR\

When calling a string function in the format str.(), what is always the first parameter inside the parentheses?

• A string value on which you want to do some work

• The name of the variable that will hold the function output

• The length of the string that will follow in the next parameter

• A numeric value that will be added to the output at the first placeholder

Which of the following three methods will correctly print the number of "S" characters found in the word "SODAS"? drink = "SODAS" print( str.count(drink , "S") ) # method 1 print( drink.count("S") ) # method 2 print( "SODAS". count("S") ) # method 3

• All three will work correctly

• Method 1 only

• Method 2 only

• Method 3 only

What is displayed on the screen when the following code is run? drink = "SODAS" print(str.startswith(drink,"SO"))

• True

• False

• SO

• SODAS