Practice Questions

Duration: 1 min

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Inside: a video lesson and guided study material.

Module outline

  1. Quantitative Aptitude: Ratio and Proportion (Ratios), Data Interpretation, Mixture and Alligation, Permutation and Combination, Number System, Sequence and Series (Series), Speed Time and Distance, Speed Mathematics and Basic Mathematics, Algebra, Percentage, Profit and Loss, Simple Interest and Compound Interest, Powers and Exponents (Surds and Indices), Time and Work, Mensuration and Geometry, Partnership
  2. Reasoning Ability: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Seating Arrangements, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Directions (Direction Test), Ranking, Order and Sequence, Syllogisms, Blood Relations, Puzzle Solving (Puzzles), Inequality, Machine Input-Output
  3. English Language: Vocabulary, Noun, Subject Verb Agreement (Verb Noun Agreement), Adjectives, Tenses, Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Cloze Test (Cloze Passage), Sentence Correction (Error Correction), Sentence Completion (Fill in the blanks), Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing), Sentence Construction, Pronoun, Preposition, Conjunction, Adverb, Verb, Modals, Articles, Determiner, Interjection
  4. General Awareness: Evolution of Indian Banking (Banking & Financial Awareness), GK- Current Affairs, Static General Knowledge, Indian Economy
  5. C Concepts + MCQs (IT Specialist): C Programming by Yash Sir, C Language Core
  6. Java (IT Specialist): Java
  7. Python (IT Specialist): Python for Placements by Yash Sir, Python Basics
  8. OOPs (IT Specialist): Object Oriented Programming (OOPS)
  9. DBMS (IT Specialist): Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Decomposition Properties & 4NF, File Organization & Indexing, Relational Algebra, Relational Calculus, Transaction Management, Concurrency Control, Database Recovery, ORDBMS, Database Security & Authorization, Query Processing & Optimization, Enhanced Data Models, Data Warehousing & Mining, Big Data Systems, NoSQL
  10. SQL (IT Specialist): SQL
  11. Software Engineering (IT Specialist): Fundamentals of Software Engineering, Software Requirements and Quality Assurance, Software Design, Estimation and Metrics, Software Testing, Software Maintenance and Configuration Management
  12. Data Structure (IT Specialist): Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing
  13. Operating System (IT Specialist): Introduction to OS, Process Management, CPU Scheduling, Process Synchronization, Deadlock, Threads & Process Creation, Memory Management, Virtual Memory, Disc Scheduling, File Management, Windows OS, Linux OS, Security, Distributed Systems, Virtual Machines
  14. Compiler Design (IT Specialist): Intro to Compilers, Lexical Analysis, Grammar & CFG, Syntax Analysis: Top-Down, Syntax Analysis: Bottom-Up, Semantic Analysis & SDT, Intermediate Code Gen, Code Optimization, Run Time Environment
  15. Computer Architecture (IT Specialist): Basics of COA, Floating Point Rep, Cache Memory Organization, Input Output Organisation, Pipelining, Instr Formats & Modes, Control Unit Design, Register Transfer and Microoperations, Multiprocessors, Programming the Basic Computer
  16. Data Communication & Networking (IT Specialist): 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, Hardware basics, Network Security
  17. Descriptive Test (Main Exam): English Writing Ability
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

This educational video by Sanchit Jain Sir from Knowledge Gate Educator focuses on the classification of Context-Free Grammars, specifically testing for LR(0) properties. The instructor uses a digital whiteboard to display various sets of production rules. The session involves a rapid succession of examples where the instructor evaluates each grammar. The first example is explicitly identified as LR(0), while the majority of the subsequent examples are marked with an 'N,' signifying they do not satisfy the LR(0) condition. The visual presentation relies on orange text for the grammar rules against a white background.

Chapters

  1. 0:00 – 1:28 00:00-01:28

    The video begins with the grammar S -> aAB / Ba, A -> c, B -> c displayed in orange text. The instructor writes 'LR(0)' with a checkmark, indicating this is a valid LR(0) grammar. Next, a grammar S -> Aab / Ba, A -> aA / a, B -> Ba / b appears, where he marks it negatively. Then, a standard arithmetic grammar E -> E + T / T, T -> T * F / F, F -> (E) / id is shown. This is followed by a variation T -> EF / Ea / b. The instructor then presents S -> AB / BA, A -> Aab / b, B -> BaA / a and writes 'N'. He continues with A -> A(A) / bA / a, also marking it 'N'. Finally, grammars S -> Aab / bab / bac / acb and S -> aAb / bB / ac are shown, both marked with 'N'. The instructor is seen wearing a white t-shirt with the 'Knowledge Gate' logo.

The lecture systematically contrasts grammars that are LR(0) with those that are not. By presenting diverse examples ranging from simple recursive structures to arithmetic expressions, the instructor illustrates the application of LR(0) parsing criteria. The consistent use of 'N' for non-compliant grammars reinforces the distinction between deterministic and non-deterministic parsing capabilities in formal language theory. This visual approach helps students quickly identify structural patterns that violate LR(0) conditions.

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