Information & Communication Technologies | IES General Studies

Syllabus Topics

Basics of computers — hardware, software, operating systems
Data representation — binary, hexadecimal, ASCII
Networking fundamentals — LAN, WAN, protocols (TCP/IP, HTTP)
Internet technologies — WWW, email, cloud computing
Cybersecurity basics — firewalls, encryption, threats
Database management — RDBMS concepts, SQL basics
Digital communication — modulation, bandwidth, satellite communication
E-governance and digital India initiatives

Study Material

Chapter-wise study notes for Information & Communication Technologies covering the complete IES ESE Paper I syllabus.

Information & Communication Technologies – Complete Notes

Mock Test

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ICT (Test 1)

Key Topics

Computer Networks OSI & TCP/IP Model Internet Protocols Cybersecurity Database Management SQL Basics Software Engineering SDLC Models Data Structures Operating Systems

Information & Communication Technology carries 10–15 marks in ESE Prelims Paper I. Networking fundamentals (OSI model, TCP/IP), cybersecurity principles, database management (SQL, RDBMS), and software engineering life-cycle models are the most tested areas.

About Information & Communication Technologies in IES

Information & Communication Technologies in IES Paper I tests basic computing concepts, networking fundamentals, internet technologies, and their applications in engineering and governance. The focus is on conceptual understanding rather than programming, covering hardware/software basics, networking protocols, cybersecurity, and digital India initiatives.

Is Information & Communication Technologies important for ESE Prelims?

ICT is part of ESE Prelims Paper I and typically contributes 8–12 questions. Topics tested include computer hardware & software basics, networking (LAN, WAN, TCP/IP), internet technologies, database management, cybersecurity concepts, and e-governance. Candidates with a basic understanding of computers and the internet can score well in this section with targeted revision.

How many marks does General Studies carry in ESE Prelims Paper I?

ESE Prelims Paper I (General Studies and Engineering Aptitude) carries 200 marks with 2 hours duration. It consists of 100 questions covering Engineering Mathematics, General Principles of Design & Drawing, Energy & Environment, Ethics, ICT, Materials Science, Project Management, and Standards & Quality Practices. Every topic in this paper is important and collectively determines qualification for Mains.