Stage 2- Preoperational Stage (2-7 years)

Duration: 7 min

This video lesson is available to enrolled students.

Return to /learn/RSSB-SENIOR-COMPUTER-INSTRUCTOR/pedagogy/theories/jean-piagets-cognitive-development-theory/asset-stage-2-preoperational-stage-2-7-years after enrolling

Inside: a video lesson and guided study material.

Module outline

  1. About the Course: About the Course
  2. Paper-1 & 2 | Basic Numeracy: Ratio and Proportion (Ratios), Divisibility Rules, Mixture and Alligation, Permutation and Combination, Logarithm, Number System, HCF LCM, Sequence and Series (Series), Speed Time and Distance, Percentage, Average, Mensuration and Geometry, Age Problems, Arithmetic, Statistics, Probability, Profit and Loss, Simple Interest and Compound Interest, Partnership, Speed Mathematics and Basic Mathematics, Algebra, Powers and Exponents (Surds and Indices), Time and Work, Pipe and Cistern, RSSB Specific Videos - Basic Numeracy, Number System & Place Value, Factors, Multiples, Divisibility, HCF & LCM, Coordinates & Graphs, Higher Mathematics — Trigonometry, Quadratics, Polynomials, Progressions, Statistics, Logarithms
  3. Paper-1 & 2 | Data Interpretation: Data Interpretation
  4. Paper-1 & 2 | General Mental Ability: Mental Ability, RSSB Specific Videos - Mental Ability
  5. Paper-1 & 2 | Logical Reasoning and Analytical Ability: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Syllogisms, Seating Arrangements, Blood Relations, Directions (Direction Test), Analytical Reasoning (Counting Figures Reasoning), Puzzle Solving (Puzzles), Calendar, Clock, Cubes & Dices, Venn Diagram, Analogy, Ranking, Order and Sequence, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Data Arrangement, Logical Sequence Of Words, Crypt Arithmetic
  6. Paper-1 & 2 | Decision Making and Problem Solving: Selection Decision Table (Decision Making)
  7. Paper-1 | General Science: Physics, Biology, Chemistry, RSSB Specific Videos
  8. Paper-1 | General Awareness: State Wise GK, GK- Current Affairs
  9. Paper-2 | Fundamentals of Computer: Basics of COA, Number System, Floating Point Rep, Number Representation
  10. Paper - 2 | Digital Logic Systems: Digital Systems & Boolean Basics, Logic Gates & Hardware, Boolean Expression, Boolean Minimization, Combinational Circuit, Sequential Circuits
  11. Paper-2 | Operating Systems: Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Deadlock, Threads & Process Creation, Memory Management, Virtual Memory, Disc Scheduling, File Management, Linux OS, Distributed Systems
  12. Paper-2 | Database Management System: Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, Relational Algebra, SQL, Relational Calculus, File Organization & Indexing, Transaction Management, Concurrency Control
  13. Paper-2 | Data Structures: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing
  14. Paper-2 | C Programming: C Fundamentals, Control Flow, Functions, Arrays & Pointers, Storage Classes, Structures & Enums, DMA, Macros, Scoping & File Handling
  15. Paper 2 | Oops, C++, Java: Language Design, OOPS with C++, Java, .Net Programming, Java Fundamentals
  16. Paper 2 | Python: Introduction to Python, Tokens, Variables, Data Types, I/O, Operators & Expressions, Control Flow & Looping, Collections & Strings, Functions & Modules, File Handling & Data Analysis
  17. Paper 2 | Emerging Trends and AI: Emerging Tech Trends, Artificial Intelligence, Marketing and Consumer Studies, कंप्यूटर नेटवर्क / Computer Networks
  18. Paper-2 | Algorithms: Algorithm Analysis, Time Complexity Analysis, Sorting Algorithms, Greedy Algorithms, Advanced Algorithms
  19. Paper 2 | Data Communication and Network Security: Introduction to CN, Data Communication, DLL: Access Control, DLL: Flow Control, DLL: Error Control, Data Link Layer - Ethernet, Net Layer: IPv4 & Proto, Net Layer: IP Addressing, Net Layer:Routing Protocol, Transport Layer Services, TL: Congestion & UDP, Application Layer, Hardware basics, Network Security, Ethical Hacking
  20. Paper-2 I Software Engineering: Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management
  21. Paper-2 | Computer Organization and Architecture: Cache Memory Organization, Input Output Organisation, Instr Formats & Modes, Control Unit Design, Register Transfer and Microoperations
  22. Paper-2 | Web Development: JavaScript-Basics, HTML Basics, CSS, XML
  23. Pedagogy: Child Development, Concept of Pedagogy, Psychology, Theories, Inclusive Education, Experiential Pedagogy, Curriculum Framework & Reforms, National Education Policy (NEP) 2020
  24. Live Sessions: RSSB Live Sessions
  25. RSSB Paper 1 - Full Mock Tests:
  26. RSSB Paper 2 - Full Mock Tests:
  27. SCI Previous Year Papers:
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This educational video lecture introduces Piaget's second stage of cognitive development, the Preoperational Stage (ages 2-7 years). The instructor systematically explains that children in this phase begin using symbols, words, and images to represent objects, marking a shift from sensorimotor experiences. Key characteristics highlighted include intuitive thinking and egocentrism, where children struggle to see perspectives other than their own. The lecture emphasizes symbolic play, such as using a broom as a horse, and illustrates egocentrism with the example of a child believing the moon follows them. The instructor annotates slides to define animism as the belief that non-living things have feelings and notes irreversibility in thinking. Conservation tasks are identified as a major difficulty due to centration, where children focus on one aspect of a situation while ignoring others. The term 'Pre-logic Stage' is written to underscore the lack of logical operations in this developmental period.

Chapters

  1. 0:00 – 2:00 00:00-02:00

    The video opens with the title 'Stage 2: Preoperational Stage (2-7 years)' displayed prominently on screen. The instructor underlines the term 'Preoperational' in purple and writes 'Pre logic Stage' in red above the title to emphasize the nature of this developmental phase. The slide text states that children begin to use symbols, words, and images to represent objects. Key characteristics listed include intuitive and egocentric thinking. The instructor introduces examples of symbolic play, such as using a broom as a horse, and egocentrism, where a child believes the moon follows them. This section establishes the foundational definition of the stage and its primary cognitive shifts.

  2. 2:00 – 5:00 02:00-05:00

    The lecture progresses to detailed annotations of the slide's key concepts. The instructor circles 'egocentric' to emphasize self-centered thinking and underlines the phrase 'symbols, words, and images'. A new handwritten note appears defining animism as 'Non-living thing have feeling', with an arrow pointing to the concept. The instructor writes 'Preschool Age' and circles 'intuitive' thinking to distinguish it from logical reasoning. The slide continues to list struggles with conservation tasks due to centration. This segment deepens the understanding of specific cognitive limitations, particularly how children attribute life-like qualities to inanimate objects and rely on intuition rather than logic.

  3. 5:00 – 6:45 05:00-06:45

    In the final segment, the instructor focuses on irreversibility and centration as critical limitations of preoperational thought. The slide text mentions 'Irreversible thinking' and the instructor circles this phrase, writing 'LT' (likely Limitation or Term) next to it. The concept of centration is revisited, with the instructor circling 'egocentric' and writing notes to clarify that children struggle with conservation tasks because they focus on a single dimension. The handwritten definition of animism remains visible, reinforcing the idea that non-living things are perceived as having feelings. The video concludes by summarizing how these cognitive traits—symbolic representation, egocentrism, animism, and irreversibility—define the Preoperational Stage before transitioning to the next developmental phase.

The lecture provides a structured overview of Piaget's Preoperational Stage, focusing on the transition from sensorimotor to symbolic thought. The instructor uses visual annotations like underlining and circling to highlight critical terms such as 'egocentric', 'intuitive', and 'irreversible'. The concept of animism is explicitly defined as the belief that non-living things have feelings, a key distinction for students to remember. Examples like using a broom as a horse illustrate symbolic play, while the moon example clarifies egocentrism. The difficulty with conservation tasks is attributed to centration, where children focus on one aspect of a problem. The term 'Pre-logic Stage' serves as a summary descriptor for the lack of logical operations in this age group. These elements collectively define the cognitive landscape of children aged 2 to 7 years.

Loading lesson…