Network Virtualisation

Duration: 1 min

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Inside: a video lesson and guided study material.

Module outline

  1. Communication Round: Vocabulary, Subject Verb Agreement (Verb Noun Agreement), 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), Direct and Indirect Speech, Active Passive Voice (Voice), Verbal Analogy (Word Based Analogy), Articles, Preposition, Conjunction, Sentence Construction, English Writing Ability, Communication Assessment
  2. Quantitative Aptitude: Ratio and Proportion (Ratios), Divisibility Rules, Data Interpretation, Mixture and Alligation, Permutation and Combination, Logarithm, Number System, HCF LCM, Speed Time and Distance, Percentage, Average, Powers and Exponents (Surds and Indices), Time and Work, Mensuration and Geometry, Age Problems, Pipe and Cistern, Probability, Profit and Loss, Simple Interest and Compound Interest, Algebra
  3. Analytical and Logical Reasoning: Series (Number and Letter Series) (Numerical Relations and Reasoning), Coding Decoding, Data Sufficiency, Non Verbal Reasoning (Spatial Aptitude) (Spatial Reasoning) (Visual Reasoning), Directions (Direction Test), Ranking, Order and Sequence, Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning), Selection Decision Table (Decision Making), Logical Sequence Of Words, Puzzle Solving (Puzzles), Syllogisms, Seating Arrangements, Calendar, Clock, Blood Relations, Cubes & Dices, Venn Diagram, Analytical Reasoning (Counting Figures Reasoning)
  4. Cognizant Gaming Aptitude: Gamified / Game Based Aptitude
  5. Java (Cluster 1): Java
  6. ANSI SQL MySQL (Cluster 1,2,3): SQL
  7. HTML, CSS, JavaScript (Cluster 1,3): HTML, CSS, JavaScript
  8. Python (Cluster 2): Python for Placements by Yash Sir
  9. Cloud Fundamentals (Cluster 2): Emerging Tech Trends
  10. C# (Cluster 3): C#
  11. OOPs: Object Oriented Programming (OOPS)
  12. Technical Assessment (Coding): Coding Questions by Yash Sir, C Programming by Yash Sir, Programming in C++, Pseudo Codes
  13. Data Structures: Introduction to DS, Array, Stack, Queue, Linked List, Tree, Graphs, Hashing
  14. DBMS: 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
  15. Operating Systems: 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
  16. 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, Hardware basics, Network Security, Mobile Technology, Cloud Computing and IoT, Cyber and Info Security
AI summary & chapters

AI Summary

An AI-generated summary of this video lecture.

The video presents a lecture on network and desktop virtualization, using a digital document as a visual aid. The instructor explains that network virtualization allows multiple sub-networks to be created on a single physical network by combining equipment into a software-based virtual network. It also enables the division of available bandwidth into independent channels for real-time assignment to servers and devices. Key advantages highlighted include increased reliability, network speed, security, and better monitoring of data usage. The lecture concludes by stating that network virtualization is ideal for companies with a high volume of users requiring constant access. The presentation then transitions to a new topic, desktop virtualization, which separates the desktop environment from the physical device, storing it on a remote server for access from any device. The benefits of desktop virtualization include improved data security, cost savings on software licenses and updates, and easier management. The video ends with a multiple-choice question asking which virtualization category VMware NSX belongs to, with options for hardware, network, software, and storage virtualization.

Chapters

  1. 0:00 – 1:07 00:00-01:07

    The video displays a digital document outlining the concept of 'D. Network Virtualization'. The text explains that multiple sub-networks can be created on a single physical network by combining equipment into a software-based virtual network. It further details that network virtualization divides bandwidth into independent channels for real-time assignment to servers and devices. The advantages listed are increased reliability, network speed, security, and better monitoring of data usage. The document also states that network virtualization is a good choice for companies with a high volume of users needing constant access. The presentation then transitions to 'E. Desktop Virtualization', defining it as a type of virtualization that separates the desktop environment from the physical device and stores it on a remote server, allowing users to access their desktops from any device. The benefits mentioned include better data security, cost savings on software licenses and updates, and ease of management. The video concludes with a multiple-choice question: 'VMware NSX is associated with which virtualization category?' with options A) Hardware Virtualization, B) Network Virtualization, C) Software Virtualization, and D) Storage Virtualization.

The lecture systematically introduces two key types of virtualization. It begins with network virtualization, explaining its core function of creating multiple logical networks from a single physical infrastructure, which enhances resource utilization and performance. It then transitions to desktop virtualization, highlighting its role in centralizing desktop environments for improved security and management. The video concludes with a practical application question, testing the viewer's understanding of where a specific technology (VMware NSX) fits within the virtualization landscape, reinforcing the concept that network virtualization is the correct category.

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