2.4 List- Change, Insert, Append

Duration: 4 min

This video lesson is available to enrolled students.

Return to /learn/BIHAR-STET-COMPUTER-SCIENCE-COMPLETE-COURSE/unit-16-python/collections-strings/lists/asset-24-list-change-insert-append after enrolling

Inside: a video lesson and guided study material.

Module outline

  1. About the course: About the Course
  2. Mathematical Aptitude: Number System, HCF LCM, Divisibility Rules, Percentage, Ratio and Proportion (Ratios), Average, Profit and Loss, Time and Work, Mensuration and Geometry, Simple Interest and Compound Interest, Speed Time and Distance, Age Problems, Mixture and Alligation, Algebra, Powers and Exponents (Surds and Indices), Pipe and Cistern, Trigonometry, Statistics, Data Interpretation, Arithmetic
  3. Logical Reasoning: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Analogy, Blood Relations, Directions (Direction Test), Ranking, Order and Sequence, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Seating Arrangements, Syllogisms, Venn Diagram, Puzzle Solving (Puzzles), Logical Sequence Of Words, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Analytical Reasoning (Counting Figures Reasoning), Cubes & Dices, Calendar, Clock
  4. General Knowledge: Physics, Chemistry, Biology, History, Geography, Polity, Indian Economy, GK- Current Affairs, Static General Knowledge
  5. Art of Teaching: Nature, Objectives & Characteristics of Teaching, Learners & Learning Process, Factors Affecting Teaching, Methods of Teaching, Classroom Management & Communication, Teaching-Learning Aids & ICT Integration, Evaluation, Assessment & Measurement, Professional Development & Ethics, Policies, Acts & Contemporary Issues, Curriculum & School Environment, Guidance, Counselling & Mental Health, Inclusive Education & Special Needs, Micro-Teaching & Teaching Skills, Lesson Planning
  6. Environmental Science: Environment
  7. Unit 1 | Digital Electronics: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits, Number System, Number Representation
  8. Unit 2 | COA: Basics of COA, Floating Point Rep, Cache Memory Organization, Input Output Organisation, Instr Formats & Modes, Control Unit Design, Register Transfer and Microoperations, Programming the Basic Computer
  9. Unit 3 | C Programming: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling
  10. Unit 3 | Data Structures: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing
  11. Unit 4 | Algorithms: Algorithm Analysis, Time Complexity Analysis, Sorting Algorithms, Dynamic Programming, Minimum Spanning Trees, Shortest Path Algos, Advanced Algorithms
  12. Unit 5 | Operating System: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Threads & Process Creation, Deadlock, Memory Management, Virtual Memory, Disc Scheduling, File Management
  13. Unit 6 | Database Management System: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, File Organization & Indexing, Relational Algebra, SQL, Transaction Management, Concurrency Control
  14. Unit 7 | Computer Networks: Introduction to CN, Data Communication, DLL: Access Control, DLL: Flow Control, DLL: Error Control, DLL: Framing, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Net Layer:Routing Protocol, Transport Layer Services, TL: Congestion & UDP, Application Layer
  15. Unit 8 | Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management
  16. Unit 9 | Object Oriented Programming: OOPS with C++
  17. Unit 10 | Web Development: HTML Basics, CSS, JavaScript-Basics, XML
  18. Unit 11 | Theory Of Computation: Introduction to TOC, Deterministic FA (DFA), Non-Deterministic FA, Regular Expressions, Grammar, Regular Language Properties, Moore & Mealy Machines, Pushdown Automata & CFG, Turing Machines
  19. Unit 12 | IoT: Emerging Tech Trends, Cloud Computing
  20. Unit 13 | Artificial Intelligence: Approaches to AI, Search Algorithms, Game Playing, Knowledge Representation, Natural Language Processing, Artificial Neural Networks, Genetic Algorithms
  21. Unit 14 | E-Commerce: Electronic Data Interchange and E-Commerce, Role of Internet and Web Services, Security in Mobile and Wireless Computing, Physical Security and Cryptography Basics, Cyber Safety and Security
  22. Unit 15 | Multimedia: Multimedia
  23. Unit 16 | Python: Introduction to Python, Tokens, Variables, Data Types, I/O, Operators & Expressions, Control Flow & Looping, Collections & Strings, Functions & Modules, File Handling & Data Analysis, DSA using Python
  24. Full Length Mock Tests — General Paper:
  25. Full Length Mock Tests — Computer Science (Paper II):
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This video is a Python programming tutorial that demonstrates how to modify list data items. The instructor begins by introducing the topic of changing, inserting, and appending items in a list. The first section, titled 'Change List Data Items', shows an example where a list named 'EmpName' is initialized with four names. The instructor explains how to change an item at a specific index, using the syntax 'EmpName[1] = 'Romy'', which replaces the second element. He then demonstrates changing a slice of the list, 'EmpName[0:2] = ['Romy', 'Jack']', which replaces the first two elements. The second section, 'Insert New Data Items in List', explains the 'insert' method, showing how to add an item at a specific position, such as 'EmpName.insert(0, 'Jam')', which adds 'Jam' at the beginning of the list. The final section, 'Append New Data Items at End of the List', covers the 'append' method, which adds an item to the end of the list, as shown by 'EmpName.append('Jam')'. The instructor uses a digital whiteboard to write code and draw diagrams to illustrate the changes to the list structure.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video starts with a title slide for a Python lecture, showing the Python logo and the topic 'List : Change, Insert, Append'. The instructor, a man in a black polo shirt, stands in front of a large screen. He begins the lesson by introducing the concept of changing list data items. The slide changes to a new title, 'Change List Data Items', and displays a code example. The code initializes a list named 'EmpName' with the values ['Jhon', 'Bob', 'Marry', 'Cherry']. The instructor explains the syntax for changing a single item, writing 'EmpName[1] = 'Romy'' on the screen and explaining that this will replace the second element. He then shows how to change a slice of the list, writing 'EmpName[0:2] = ['Romy', 'Jack']' and explaining that this replaces the first two elements. He uses a yellow marker to draw arrows and write the expected output of the list after each change, visually demonstrating the modification process.

  2. 2:00 – 4:02 02:00-04:02

    The instructor transitions to the next topic, 'Insert New Data Items in List'. The slide now shows the same initial list 'EmpName = ['Jhon', 'Bob', 'Marry', 'Cherry']'. He explains the 'insert' method, writing the code 'EmpName.insert(0, 'Jam')' on the screen. He points to the code, explaining that the first argument is the index where the new item will be inserted, and the second is the item itself. He then draws the resulting list, '['Jam', 'Jhon', 'Bob', 'Marry', 'Cherry']', to show the new order. Next, the slide changes to 'Append New Data Items at End of the List'. The instructor explains the 'append' method, writing 'EmpName.append('Jam')' and stating that this adds the item to the end of the list. He draws the final list, '['Jam', 'Jhon', 'Bob', 'Marry', 'Cherry', 'Jam']', to illustrate the result. The video concludes with a 'Thank You' slide as the instructor finishes his explanation.

The video provides a clear, step-by-step tutorial on fundamental list manipulation in Python. It progresses logically from the most basic operation, changing a single element, to more complex ones like changing a slice, inserting an item at a specific position, and appending an item to the end. The instructor effectively uses a digital whiteboard to write code and draw diagrams, making the abstract concepts of list indexing and modification concrete and easy to understand. The consistent use of a single example list ('EmpName') throughout the lesson helps students focus on the syntax and behavior of each method without being distracted by new data.

Loading lesson…