Lecture 1: Introduction to Computer Systems & Compilation System (Bits, Bytes, and Integers)
Compilation System: understand how source code becomes machine code via preprocessing, compiling, assembling, linking, and loading. What is […]
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Digital Logic Design & Computer Overview: Clear Guide
Digital logic design from bits to CPU numbers, gates, K-maps, combinational & sequential circuits and how programs run […]
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Web Servers Basic Operations Nginx & Apache, Virtual Hosts, Reverse Proxy, Logs, TLS
Web servers basics: request lifecycle, virtual hosts, DocumentRoot, static vs dynamic, reverse proxy, logs, TLS, compression, and quick […]
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TCP/IP Application Services HTTP, DNS, SMTP/IMAP/POP3, FTP/SFTP, SSH, NTP (Ports & Security)
Understand major TCP/IP application services HTTP, DNS, SMTP/IMAP/POP3, FTP/SFTP, SSH, NTP—plus ports, transports, TLS/STARTTLS, DoH/DoT, and labs. Application […]
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Applications and TCP/IP Layers, Ports, TCP vs UDP, IP & Routing Basics
Applications and TCP/IP model: layers, encapsulation, ports, TCP vs UDP, IP addressing, routing, NAT, MTU/TTL plus hands-on commands […]
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Basic Introduction of Web Systems Client–Server, DNS, HTTP/HTTPS Explained
Introduction to web systems: client–server, DNS, HTTP/HTTPS, status codes, and cookies vs sessions with a clear concept diagram. […]
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