๐ Topic Summary
List slicing is like using a pair of scissors โ๏ธ to cut out a piece of a list. You tell Python where to start cutting (the start index), where to stop (the end index), and how many elements to skip (the step). This lets you create new lists that are subsets of the original, without changing the original list itself. It's super useful for working with data and manipulating sequences! Think of it as creating custom playlists from your favorite songs! ๐ต
๐ง Part A: Vocabulary
Match the term with its definition:
| Term |
Definition |
| 1. Index |
a. A sequence of items |
| 2. Slice |
b. To select a portion of a sequence |
| 3. List |
c. The position of an element in a sequence |
| 4. Subset |
d. A part of a larger set |
| 5. Step |
e. The interval between selected elements in a slice |
Answers:
- ๐ 1 - c
- ๐๏ธ 2 - b
- ๐๏ธ 3 - a
- ๐งฎ 4 - d
- ๐ช 5 - e
โ๏ธ Part B: Fill in the Blanks
List slicing uses ______ to specify the start and end points of the slice. The ______ index is inclusive, while the ______ index is exclusive. A ______ value determines how many elements to skip.
Answers:
- ๐ Indexes
- ๐ Start
- ๐ End
- ๐ Step
๐ค Part C: Critical Thinking
Why is list slicing a useful tool in programming, and can you give an example of when you might use it in a real-world scenario?