Practice Question
Duration: 1 min
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Inside: a video lesson and guided study material.
Module outline
- Quantitative Ability: Speed Mathematics and Basic Mathematics, Percentage, Ratio and Proportion (Ratios), Average, Profit and Loss, Simple Interest and Compound Interest, Time and Work, Pipe and Cistern, Speed Time and Distance, Number System, HCF LCM, Data Interpretation, Age Problems, Mixture and Alligation, Partnership, Algebra, Sequence and Series (Series), Mensuration and Geometry, Arithmetic
- Reasoning Ability: Puzzle Solving (Puzzles), Seating Arrangements, Coding Decoding, Blood Relations, Directions (Direction Test), Syllogisms, Data Sufficiency, Ranking, Order and Sequence, Series (Number and Letter Series) (Numerical Relations and Reasoning), Logical Sequence Of Words, Calendar, Clock, Cubes & Dices, Analytical Reasoning (Counting Figures Reasoning), Data Arrangement, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning)
- Verbal Ability: Comprehension / Reading Comprehension / Unseen Passages (Critical Reasoning) (Paragraph Questions), Cloze Test (Cloze Passage), Sentence Re-arrangements (Para Jumbles) (Narrative Sequencing), Vocabulary, Sentence Completion (Fill in the blanks), Active Passive Voice (Voice), Direct and Indirect Speech, Subject Verb Agreement (Verb Noun Agreement), Tenses, Preposition, Articles, Sentence Correction (Error Correction)
- Programming Basics (MCQs + Interview): C Programming by Yash Sir, Programming in C++, Java, Python for Placements by Yash Sir
- OOPs (MCQs + Interview): Object Oriented Programming (OOPS)
- DBMS (MCQs + Interview): Basics of DBMS, ER Diagram, Relational Model & Functional Dependencies, Keys & Integrity Constraints, Normalization (1NF - BCNF), Transaction Management, Decomposition Properties & 4NF, Concurrency Control, Database Recovery, File Organization & Indexing, Relational Algebra, Database Security & Authorization
- SQL (MCQs + Interview): SQL
- Operating Systems (MCQs + Interview): Introduction to OS, Process Management, CPU Scheduling, Deadlock, Threads & Process Creation, Memory Management, Virtual Memory, Process Synchronization, Disc Scheduling, File Management, Security
- Computer Networks (MCQs + Interview): 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, Mobile Technology, Cloud Computing and IoT, Cyber and Info Security
- Coding: Coding Questions by Yash Sir
- HR Interview: MR & HR Interview Preparation
AI summary & chapters
AI Summary
An AI-generated summary of this video lecture.
The video features an educational lecture by Sanchit Jain from Knowledge Gate regarding operating system process states. The central question displayed on the screen asks to identify the specific characteristic of a task currently in a "blocked state". The instructor systematically evaluates four multiple-choice options to determine the correct definition. He begins by analyzing the term "blocked state" and proceeds to eliminate incorrect options based on standard OS process management principles. He explicitly marks options (a), (b), and (c) as incorrect through visual cues. Finally, he identifies option (d) as the correct answer, explaining that a blocked task is waiting for resources.
Chapters
0:00 – 0:41 00:00-00:41
The instructor introduces the question "A task in a blocked state" and underlines the key phrase "blocked state". He reads through four options: (a) is executable, (b) is running, (c) must still be placed in the run queues, and (d) is waiting for some temporarily unavailable resources. He uses red digital ink to cross out options (a), (b), and (c) sequentially, indicating they are false. He concludes by underlining option (d) and placing checkmarks next to it, confirming that a blocked task waits for temporarily unavailable resources.
The lesson progresses from identifying the core concept of a blocked process to eliminating distractors. By visually crossing out options that describe active or ready states, the instructor reinforces the definition of a blocked state as a passive waiting state for resources. This visual elimination process helps students distinguish between running, ready, and blocked states.