What does the replace() command do?
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It replaces all occurrences of a specified substring in a string.
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What does the replace() command do?
It replaces all occurrences of a specified substring in a string.
What is the result of len('Boston 4 ever')?
What happens when you add two tuples?
They are concatenated.
If you have 5 miles, how many kilometers does that equal?
Approximately 8.04672 km.
What does (3, 5, '7', '9')[1] evaluate to?
What is the output of 'Ups AND Downs'.upper()?
'UPS AND DOWNS'.
What is required for swapping values using tuples?
The variables must be elements of the tuple.
What type of object is created when using num_one = 'one'?
An object of type str with the value 'one'.
What is the purpose of storing input in a variable?
To hold data that can be used later in the program.
What should be included in the parentheses of the input() command?
A string object that represents the prompt for the user.
What is the result of adding the strings 'one' and 'two'?
'onetwo'.
What does the len() function do when used on a tuple?
It returns the number of objects inside the tuple.
What does an empty string look like in double quotes?
"".
What does the tuple (1, "2", False) contain?
An integer, a string, and a Boolean object.
Can you print multiple expressions in one print statement?
Yes, by separating them with commas, e.g., print('Value:', value).
What is the result of the command 'variables have no spaces'.replace(' ', '_')?
'variables_have_no_spaces'.
What does the statement num_two = '2' create?
An object of type str with the value '2'.
How do you index into a tuple?
You use the [] operator, similar to indexing into a string.
What is an example of storing input in a variable?
name = input('Enter your name: ')
What is concatenation in the context of strings?
Addition of two string objects.
What is an example of a substring from the string s = 'snap crackle pop'?
'snap'.
What is the default separator used by the print() function in Python?
A space.
How is a singleton tuple represented in Python?
(5,)
What command is used to get input from the user in Python?
The input() command.
Who is the instructor for the session?
Dr. Liang Zhao.
What does the expression 'Python rules!'[7] evaluate to?
'r'.
Can the count() method be used to count overlapping substrings?
No, it counts only non-overlapping occurrences.
What does (3, (3, 5), '7', '9')[1] evaluate to?
(3, 5).
What is a tuple in Python?
A data type that represents a sequence of any objects.
Can a string in Python contain numbers?
Yes, for example, "525600".
What does the tuple (5, (6, 7)) contain?
An integer and another tuple made up of two integers.
What formula is used to convert Fahrenheit to Celsius?
c = (f - 32) / 1.8
How do you convert miles to kilometers?
km = miles / 0.62137
What is the conversion from kilometers to meters?
meters = 1000 * km
What is the index of the first object in a tuple?
Give an example of a simple string object.
"simple".
What is the result of len((3, 5, '7', '9'))?
4, because the tuple has four elements.
What is the output of 'Ups AND Downs'.swapcase()?
'uPS and dOWNS'.
Does the replace() command replace only the first occurrence of a substring?
No, it replaces all occurrences.
If a = 'eh?', what does len(a) evaluate to?
What is the result of adding the tuples (1, 2) and (-1, -2)?
(1, 2, -1, -2).
What is the output format for converting 5 miles?
miles 5 km 8.04672 meters 8046.7
What does the capitalize() method do?
It converts the first character to uppercase and the rest to lowercase.
What does len('') evaluate to?
Why is '2' considered a string in the context of num_two?
'2' is a string and not the integer 2.
What can you search for using the find() command?
A particular substring inside a larger string.
What is the result of multiplying the tuple (1, 2) by 3?
(1, 2, 1, 2, 1, 2).
Can you print different data types together in Python?
Yes, Python allows printing different data types together using the print() function.
What is the output of 'Ups AND Downs'.lower()?
'ups and downs'.
What does the swapcase() method do?
It converts lowercase letters to uppercase and vice versa.
How do you print a simple string in Python?
Using the print() function, e.g., print('Hello, World!').
What can you use tuples for regarding variable names?
To swap the object values associated with variable names.
What are the main topics covered in Session 3 of ISEM 2006?
Strings, Tuples, and Interacting with The User.
How do you store user input in a variable in Python?
By using the input() function and assigning it to a variable.
What is the type of a string in Python?
str.
What parameters can be passed to the count() method?
Optional start and end parameters to specify a substring search range.
What does the lower() method do in Python?
It converts all letters in the string to lowercase.
What type of objects does the tuple ("a", "b", "cde", "fg", "h") contain?
Five string objects.
Who edited the session on Programming for Business Applications Using Python?
Dr. Tony WONG.
What does the expression 'Python rules!'[0] evaluate to?
'P'.
What is the syntax for using the count() method?
string.count(substring)
How can you print multiple objects in Python?
By using the print() function with commas to separate the objects.
What is an example of a string with spaces and special characters?
"a long string with Spaces and special sym&@L5_!".
What is the purpose of printing expressions in Python?
To display output to the user.
What does the expression '"a" in "abc"' evaluate to?
True, because the substring 'a' is in the string 'abc'.
What command is used to find a specific substring in a string?
The find() command.
How do you prompt the user to input their name using input()?
By placing a string object in the parentheses of input(), like input('Enter your name:').
What are the two mathematical operations that can be performed on string objects?
Addition (concatenation) and multiplication (repetition).
What is the most basic operation you can do with a string object?
Indexing into a string.
What will happen if you print multiple objects without commas in Python?
It will result in a TypeError because Python will not know how to concatenate them.
What type of data can be included in a tuple?
Tuples can include various data types, such as integers and strings.
How is an empty tuple represented in Python?
()
What are the two items you need to provide in the parentheses for replace()?
The substring to find and the substring replacement, separated by a comma.
What is indexing into a string?
Determining the value of a character at a certain position in the string.
What method is used to count the occurrences of a substring in a string in Python?
The count() method.
What is the purpose of printing multiple objects in programming?
To display information or results from various variables or data structures at once.
Can you store different types of input in a variable?
Yes, input can be stored as strings, integers, or other data types depending on conversion.
What does multiplication of a string by an integer represent?
Repetition of the string.
What does the tuple (1, 2, 3) contain?
Three integer objects.
What is the output of 'a long Time Ago...'.capitalize()?
'A long time ago...'.
How can you format strings when printing in Python?
Using f-strings or the format() method.
How can you check if a substring is in a string in Python?
By using the keyword 'in'.
If the temperature in Fahrenheit is 75, what is the Celsius equivalent?
Celsius value is approximately 23.89.
What type of search does the find() command perform?
A case-sensitive search.
In what scenarios might you use the find() command?
To check if a specific file exists or to search for a word in a text document.
How can you repeat a tuple multiple times?
By multiplying it by an integer.
What is the process of extracting data from a string called?
Getting a substring of the string.
What is the result of multiplying the string 'a' by 3?
'aaa'.
What does an empty string look like in single quotes?
''.
What does the upper() method do in Python?
It converts all letters in the string to uppercase.
Why is there an extra comma in the singleton tuple (5,)?
To indicate that it is a singleton tuple and not for mathematical precedence.
What happens if you try to print a variable that hasn't been defined?
It will raise a NameError.
