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BT-205 Basic Computer Engineering Notes

5 notes for Basic Computer Engineering, unit by unit.

Unit 1 · Short notes UNIT I – Computer Fundamentals Definition and Classification of computers · Computer organization: CPU, registers, bus architecture, instruction set · Memory and storage systems · Input/Output devices · System and application software · Computer applications in e‑Business, bio‑informatics, health care, remote sensing & GIS, meteorology and climatology
Unit 2 · Short notes UNIT II – Algorithms, Programming Fundamentals and C++ Basics Introduction to algorithms, complexity analysis and flowcharts · Fundamentals of programming and categories of programming languages · Program design and programming paradigms (procedural vs. object‑oriented) · Concepts of OOP: characteristics and principles · Introduction to C++: character set, tokens, precedence and associativity · C++ program structure, data types, variables, operators, expressions and statements
Unit 3 · Short notes UNIT III – Object‑Oriented Concepts and Data Structures Objects and classes, scope resolution operator · Constructors and destructors, friend functions · Inheritance (single, multiple, hierarchical, hybrid) and polymorphism · Function and operator overloading, virtual functions · Introduction to data structures
Unit 4 · Short notes UNIT IV – Computer Networking and Security Computer networking fundamentals: goals, ISO‑OSI model and layer functions · Internetworking concepts, networking devices, TCP/IP model · Internet, World Wide Web and e‑commerce basics · Computer security basics: viruses, worms, malware, Trojans, spyware · Security threats: money laundering, information theft, cyber‑pornography, email spoofing, DoS attacks, cyber‑stalking, logic bombs, hacking, spamming, defamation, pharming · Security measures: firewalls, best practices, computer ethics
Unit 5 · Short notes UNIT V – Database Management Systems and Cloud Computing Introduction to DBMS: file‑oriented vs. database approach · Data models, DBMS architecture and data independence · Data dictionary, DBA responsibilities, primary keys · Data definition language (DDL) and data manipulation language (DML) · Cloud computing concepts: definition, cloud infrastructure · Service delivery models (IaaS, PaaS, SaaS)

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