Course module

Data Communication & Networking (IT Specialist) — NIACL AO 2026 IT SPECIALIST

Lessons
322
Duration
25 hr 50 min
PYQs
575
Practice
1861

9% of this course's PYQ weight is covered in this module.

Syllabus index

Lessons in this module

Introduction to CN

Multi-Topic Content (Cross-Concept Material)

  1. Networking & Security NotesPdf

Data Communication

Channel Capacity Limits

  1. Channel Capacity LimitsPdf

Encoding & Modulation

  1. Encoding & ModulationPdf

DLL: Access Control

DLL: Flow Control

DLL: Error Control

Multi-Topic Content (Cross-Concept Material)

  1. Mix question on Data Link Layer Error Control notesPdf

DLL: Framing

Multi-Topic Content (Cross-Concept Material)

  1. Mix question on Data Link Layer Framing notesPdf

Data Link Layer - Ethernet

Manchester Encoding – G.E. Thomas, IEEE, and Differential Manchester Schemes

  1. Manchester Encoding – G.E. Thomas, IEEE, and Differential Manchester SchemesPdf
  2. Manchester CodingDrm Video

Baud Rate, Bit Rate, and Signal Representation in Ethernet

  1. Baud Rate, Bit Rate, and Signal Representation in EthernetPdf

Multi-Topic Content (Cross-Concept Material)

  1. Mix Question on Data Link Layer Ethernet notesPdf

Net Layer: IPv4 & Proto

Multi-Topic Content (Cross-Concept Material)

  1. Mix Question on Network Layer(Basics and Protocols) notesPdf

Net Layer: IP Addressing

Net Layer:Routing Protocol

Multi-Topic Content (Cross-Concept Material)

  1. Network Layer - Routing Protocols ( Mix Numericals) notesPdf

Transport Layer Services

Multi-Topic Content (Cross-Concept Material)

  1. Mix question on Transport Layer(Basics and Protocol) notesPdf

TL: Congestion & UDP

Multi-Topic Content (Cross-Concept Material)

  1. Mix Question on Transport Layer- Congestion Control notesPdf

Application Layer

Multi-Topic Content (Cross-Concept Material)

  1. Mix Question on Application Layer notesPdf

Hardware basics

Network Security

Multi-Topic Content (Cross-Concept Material)

  1. 6897Drm Video
  2. Gate 2017Drm Video
  3. Gate 2009_Drm Video

Cyber and Info Security

Basics of Cyber Security

  1. Introduction to Cyber SecurityPdf

Cyber Threats & Attacks

  1. Cyber SecurityDrm Video

Previous-year questions

PYQ collectionPYQ Questions6 questionsPYQ collectionPYQ Questions4 questionsPYQ collectionPYQ Questions15 questionsPYQ collectionPYQ Questions8 questionsPYQ collectionPYQ Questions6 questionsPYQ collectionPYQ Questions10 questionsPYQ collectionPYQ Questions18 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions69 questionsPYQ collectionPYQ Questions21 questionsPYQ collectionPYQ Questions8 questionsPYQ collectionPYQ Questions7 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions38 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions6 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions19 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions11 questionsPYQ collectionPYQ Questions11 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions7 questionsPYQ collectionPYQ Questions21 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions5 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions8 questionsPYQ collectionPYQ Questions7 questionsPYQ collectionPYQ Questions4 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions17 questionsPYQ collectionPYQ Questions15 questionsPYQ collectionPYQ Questions4 questionsPYQ collectionPYQ Questions4 questionsPYQ collectionPYQ Questions12 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions37 questionsPYQ collectionPYQ Questions17 questionsPYQ collectionPYQ Questions6 questionsPYQ collectionPYQ Questions7 questionsPYQ collectionPYQ Questions6 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions39 questionsPYQ collectionPYQ Questions9 questionsPYQ collectionPYQ Questions5 questionsPYQ collectionPYQ Questions8 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions25 questionsPYQ collectionPYQ Questions18 questionsPYQ collectionPYQ Questions5 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions26 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions4 questionsPYQ collectionPYQ Questions7 questionsPYQ collectionPYQ Questions28 questionsPYQ collectionPYQ Questions7 questionsPYQ collectionPYQ Questions16 questionsPYQ collectionPYQ Questions20 questionsPYQ collectionPYQ Questions9 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions11 questionsPYQ collectionPYQ Questions5 questionsPYQ collectionPYQ Questions97 questionsPYQ collectionPYQ Questions15 questionsPYQ collectionPYQ Questions12 questionsPYQ collectionPYQ Questions8 questionsPYQ collectionPYQ Questions35 questionsPYQ collectionPYQ Questions10 questionsPYQ collectionPYQ Questions11 questionsPYQ collectionPYQ Questions10 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions17 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions19 questionsPYQ collectionPYQ Questions8 questionsPYQ collectionPYQ Questions81 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions11 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions4 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions3 questionsPYQ collectionPYQ Questions1 questionsPYQ collectionPYQ Questions18 questionsPYQ collectionPYQ Questions4 questionsPYQ collectionPYQ Questions6 questionsPYQ collectionPYQ Questions4 questionsPYQ collectionPYQ Questions2 questionsPYQ collectionPYQ Questions16 questionsPYQ collectionPYQ Questions575 questions

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