Fundamentals

📄️ Bit, Byte & Unit Conversions

Bit, Byte & Kibi Basics

An overview of relational and non-relational databases, core concepts like normalization and ACID, and common database systems.

The relationship between power (P), voltage (U), and current (I) in electrical circuits, including the power triangle and Ohm's law.

Overview of symmetric and asymmetric encryption, hash functions, and digital signatures.

JSON conventions: file naming, key naming, and comparison of JSON, JSONC, and JSON5

Overview of RAID levels and their trade-offs between performance, redundancy, and storage efficiency.

Overview of regular expression syntax, character classes, quantifiers, anchors, groups, lookaround, and common patterns.

The four core IT security goals, confidentiality, integrity, availability, authenticity, and what they mean in practice.

Subnetting Basics, Calculations & Examples (IPv4)

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