TY BCS Computer Network - II Handwritten Notes || Pdf Download

If you are a TYBCS student looking for the best Computer Network - I subject notes to excel in your Computer Network - paper? You've come to the right place! This article provides you with a breakdown of the Computer Network - I syllabus, along with the downloadable notes in a PDF format which can help you in study more effectively. Also, we have discussed mostly repeated questions in university exams. Understanding the concept of computer networks is essential for both academic success and real-world applications. With this guide, will get all the chapter-wise notes you need to become a master in the subject along with tips how to use this material to maximize your learning.

Why Computer Network - II Notes Essential for TY BCS Students

Each topic is broken down for easy-to-understand explanations for students. Based on the official syllabus students can track what is expected in your course. Perfect for exam preparation and the key concepts, important sections are highlighted for revision. Free PDF which can be easily accessible notes studying anytime, anywhere.

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Chapter-Wise Breakdown of TY BCS Computer Network - II

Introduction to Computer Networks
Start your journey by understanding the basics:

1. Application Layer (10 Lectures)

• Domain Name System: Name Space: Flat Name Space, Hierarchical Name Space
• Domain Name Space: Label, Domain Name, FQDN, PQDN
• Distribution of Domain Name Space: Hierarchy of Name Servers, Zone, Root Server, Primary and Secondary Servers
• DNS in the Internet: Generic Domains, Country Domains, Inverse Domain
• Resolution: Resolver, Mapping Names to Address, Mapping Addresses to Names, Recursive Resolution, Iterative Resolution, Caching
• Electronic Mail:
• Architecture: First Scenario, Second Scenario, Third Scenario, Fourth Scenario
• User Agent: Services of User Agent, Types of UA, Format of E-mail
• MIME: MIME Header
• Message Transfer Agent: SMTP
• Message Access Agent: POP and IMAP
• File Transfer:
• FTP: Communication over Data and Control Connection, File Type, Data Structure, Transmission Mode, Anonymous FTP

2. Multimedia (8 Lectures)

• Digitizing Audio and Video, Audio and Video Compression
• Streaming Stored Audio/Video:
• First Approach
• Second Approach
• Third Approach
• Fourth Approach
• Streaming Live Audio/Video
• Real-Time Interactive Audio/Video:
• Characteristics, Time Relationship, Timestamp, Playback Buffer, Ordering, Multicasting, Translation
• RTP: Packet Format
• RTCP: Message Types
• Voice over IP:
• SIP: SIP Session
• H.323: Architecture, Protocols

3. Cryptography and Network Security (9 Lectures)

• Terminology:
• Cryptography, Plain text and Cipher text, Cipher key, Categories of Cryptography: Symmetric Key, Asymmetric Key
• Encryption Model
• Symmetric Key Cryptography:
• Traditional Ciphers: Substitution Cipher, Shift Cipher, Transposition Cipher
• Simple Modern Ciphers: XOR, Rotation Cipher, s-box, p-box
• Modern Round Ciphers: DES
• Mode of Operation: ECB, CBC, CFB, OFB
• Asymmetric Key Cryptography: RSA
• Security Services:
• Message Confidentiality: With Symmetric Key Cryptography, With Asymmetric Key Cryptography
• Message Integrity: Document and Fingerprint, Message and Message Digest
• Message Authentication: MAC, HMAC
• Digital Signature
• Entity Authentication: Passwords, Fixed Passwords, Challenge-response

4. Security in the Internet (9 Lectures)

• IP Security (IPSec):
• Two Modes
• Two Security Protocols
• Services provided by IPSec
• Security Association
• Internet Key Exchange
• Virtual Private Network
• SSL/TLS:
• SSL Services
• Security Parameters
• Sessions and Connections
• Four Protocols
• Transport Layer Security
• PGP:
• Security Parameters
• Services
• PGP Algorithms
• Key Rings
• PGP Certificates
• Firewalls:
• Packet Filter Firewall
• Proxy Firewall