Computer Knowledge
Basics, Windows/Office, Internet & E-mail, Networking & Cyber Security
This is the Computer Knowledge syllabus taught for RRB JE Junior Engineer. Each topic opens as a full chapter — theory, worked examples and the traps that paper actually uses.
Topics in Computer Knowledge
- Abbreviations & HistoryCommon computer acronyms, full forms and key inventors in computing history.
- Computer FundamentalsDefinition, working principle, types and generations of computers.
- Hardware & I/O DevicesInput, output and processing hardware including CPU components like ALU and control unit.
- Internet & E-mailWeb browsing and searching, download/upload, managing e-mail accounts, Reply/Forward, mail protocols and e-Banking — SSC CGL Tier-2 Computer module.
- Memory & StoragePrimary and secondary memory, RAM, ROM, cache and storage units.
- MS Office ApplicationsMS Word, Excel and PowerPoint features, toolbars, formulas and file operations.
- Networking & InternetNetwork types, devices, protocols, ports and IP — the networking half of SSC's networking & cyber security module (internet/e-mail is the next topic).
- Cyber Security & Digital AwarenessComputer viruses, malware, firewalls and modern topics like cloud computing and digital payments.
- Keyboard ShortcutsFrequently asked keyboard shortcut keys across Windows and MS Office applications.
- Software & Operating SystemsSystem and application software and functions of operating systems like Windows and Linux.
Practise Computer Knowledge
Reading every chapter below is free and needs no account. Practice, mocks and progress live in the app.
Continue with Google — freeNo card, no trial. Works offline once installed.