Lists
Karnataka Board · Class 11 · Computer Science
Quick revision notes for Lists — Karnataka Board Class 11 Computer Science. Key concepts, formulas, and definitions for last-minute revision.
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Key Topics to Revise
Introduction to Lists and Basic Concepts
- A list is an ordered sequence of elements enclosed in square brackets []
- Lists are mutable - contents can be changed after creation
- Elements can be of different data types (integers, strings, floats, other lists)
List Operations
- Concatenation: Joining two lists using + operator
- Repetition: Replicating list elements using * operator
- Membership: Checking element presence using 'in' and 'not in' operators
List Traversal Methods
- Traversal means accessing each element of the list sequentially
- Three main methods: for loop with elements, for loop with indices, while loop
- for element in list: directly accesses each element
List Methods and Built-in Functions
- append(): adds single element at the end
- extend(): adds all elements of another list at the end
- insert(): adds element at specific position
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Sources & Official References
- Karnataka SSLC — kseeb.kar.nic.in
- Dept of Pre-University Education, Karnataka
- National Education Policy 2020 — education.gov.in
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
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