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With the release of ISRO ISTRAC Recruitment 2026 (Advertisement No. ISTRAC:02:2026), candidates are searching for the best books to prepare for the CBT. As the exam is based on the prescribed ITI, Diploma, or Degree syllabus, choosing the right textbooks and reference books is essential. This article lists the best post-wise books for Technician-B, Technical Assistant, Scientific Assistant, Draughtsman-B, Library Assistant-A, and Cook-A.
ISRO 2026 Technical Assistant Previous Year Question Paper PDF Download
| Subject | Free PDF |
|---|---|
| Mechanical Engineering | |
| Electrical Engineering | |
| Electronics Engineering | |
| Civil Engineering |
ISRO 2026 Technician-B Previous Year Question Papers PDF Download
1: Between the period of 1858-1947, how many Viceroys ruled over India?
| Technician-B Trade | Download Link (PDF) |
|---|---|
| Technician-B Photographer / Digital Photographer (2016) | |
| Technician-B Turner (2016) | |
| Technician-B Plumber (2016) | |
| Technician-B Motor Vehicle Mechanic (2016) | |
| Technician-B Diesel Mechanic (2016) | |
| Technician-B Carpenter (2016) | |
| Technician-B Grinder (2016) | |
| Technician-B Electroplating (2016) | |
| Technician-B AC & Refrigeration (2016) | |
| Technician-B Electrical (2016) | |
| Technician-B Fitter (2016) | |
| Technician-B Electronics Mechanic | |
| Technician-B Refrigeration & AC | |
| Technician-B Plumber | |
| Technician-B Mason | |
| Technician-B Grinder | |
| Technician-B Fitter |
Prepare for Kerala PSC Technical Exams with Entri
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Join NowISRO ISTRAC Recruitment 2026 Overview – Details Here!
| Particulars | Details |
|---|---|
| Organisation | ISRO Telemetry Tracking and Command Network (ISTRAC), Bengaluru |
| Advertisement No. | ISTRAC:02:2026 |
| Notification Date | 27 June 2026 |
| Recruitment Year | 2026 |
| Name of Posts | Technical Assistant, Scientific Assistant, Library Assistant-A, Technician-B, Draughtsman-B, Cook-A |
| Mode of Application | Online Only |
| Application Start Date | 27 June 2026 (10:00 AM) |
| Application Last Date | 20 July 2026 (11:55 PM) |
| Official Website | www.isro.gov.in / www.istrac.gov.in |
| Job Location | Bengaluru, Lucknow, Shriharikota, Sri Vijayapuram (A&N Islands), Thiruvananthapuram, and other ISRO/DOS Centres across India |
| Posting | Selected candidates are liable to be posted anywhere in India based on organisational requirements |
| Nature of Posts | Temporary, but likely to continue |
| Selection Process | Written Test and Skill Test/Trade Test (where applicable) |
| Pay Level | As per the respective post under the 7th Central Pay Commission (7th CPC) |
| Who Can Apply | Eligible Indian Citizens meeting the prescribed educational and age criteria |
| Application Fee | As per the official notification (post/category-wise, if applicable) |
| Notification Status | Released |
| Apply Mode | Online through the official ISRO/ISTRAC recruitment portal |
Important Dates for ISRO ISTRAC Recruitment 2026
| Event | Date & Time |
|---|---|
| Notification Release Date | 27 June 2026 |
| Online Application Start Date | 27 June 2026 (10:00 AM) |
| Last Date to Apply Online | 20 July 2026 (11:55 PM) |
| Cut-off Date for Age, Qualification & Experience | 20 July 2026 |
ISRO ISTRAC Best Books 2026 – Post-wise List Here!
Choosing the right book is essential for effective preparation for the ISRO ISTRAC Recruitment 2026. Since the written examination is based on the prescribed ITI, Diploma, or Degree syllabus, candidates should prioritize standard textbooks and trade-specific reference books. Below is the post-wise list of the best books for every discipline.
ISRO ISTRAC Technician-B Best Books 2026 (Post Code 001 – Electronics Mechanic)
| Book | Author/Publisher | Purpose |
|---|---|---|
| NCVT/DGT Trade Theory – Electronics Mechanic | NIMI | Covers the complete official ITI curriculum |
| Electronic Devices and Circuits | J.B. Gupta | Basics of diodes, transistors, and electronic circuits |
| Basic Electronics | B.L. Theraja | Strong foundation in electronics concepts |
| A Textbook of Electrical Technology | B.L. Theraja | Basic electrical principles relevant to the syllabus |
| Objective Electronics & Communication Engineering | R.K. Kanodia | MCQ practice and revision |
ISRO ISTRAC Technician-B Best Books 2026 (Post Code 002 – Carpenter)
| Book | Author/Publisher | Purpose |
|---|---|---|
| NCVT/DGT Trade Theory – Carpenter | NIMI | Official ITI trade syllabus |
| ITI Carpenter Training Notes | Institute Material | Joinery techniques, wood properties, workshop practices, and safety |
ISRO ISTRAC Draughtsman-B Best Books 2026 (Post Codes 003 & 004 – Civil & Mechanical)
| Book | Author | Purpose |
|---|---|---|
| NCVT/DGT Trade Theory – Draughtsman Civil/Mechanical | NIMI | Official trade curriculum |
| Building Drawing | N. Kumara Swamy & A. Kameswara Rao | Civil drafting fundamentals |
| Machine Drawing | N.D. Bhatt | Mechanical drawing and projections |
| A Textbook of Engineering Drawing | N.D. Bhatt & V.M. Panchal | Engineering drawing concepts |
ISRO ISTRAC Technical Assistant Best Books 2026 (Post Code 005 – Electronics)
| Book | Author | Purpose |
|---|---|---|
| Electronic Devices and Circuits | J. Millman & C.C. Halkias | Semiconductor devices and analog electronics |
| Microelectronic Circuits | Sedra & Smith | Operational amplifiers and integrated circuits |
| Digital Logic and Computer Design | Morris Mano | Digital electronics |
| Electronic Communication Systems | George Kennedy | Communication systems |
| Signals and Systems | Oppenheim & Willsky | Signal processing fundamentals |
| GATE-DRDO-ISRO | Yogesh Desai, Sounak Samata & Aheibam Laxmi | Previous year questions and practice |
ISRO ISTRAC Technical Assistant Best Books 2026 (Post Code 006 – Mechanical)
| Book | Author | Purpose |
|---|---|---|
| Theory of Machines | R.S. Khurmi | Kinematics and dynamics |
| Strength of Materials | R.K. Bansal | Mechanics and material strength |
| Engineering Thermodynamics | P.K. Nag | Thermodynamics concepts |
| Fluid Mechanics and Hydraulic Machines | R.K. Bansal | Fluid mechanics |
| A Textbook of Production Technology | O.P. Khanna | Manufacturing processes |
| Machine Design | V.B. Bhandari | Machine design principles |
ISRO ISTRAC Scientific Assistant Best Books 2026 (Post Code 007 – Computer Science)
| Book | Author | Purpose |
|---|---|---|
| Data Structures Using C | Reema Thareja | Data structures |
| Let Us C | Yashavant Kanetkar | C programming |
| Database System Concepts | Silberschatz, Korth & Sudarshan | DBMS |
| Operating System Concepts | Silberschatz, Galvin & Gagne | Operating systems |
| Computer Networks | Andrew S. Tanenbaum | Networking fundamentals |
ISRO ISTRAC Scientific Assistant Best Books 2026 (Post Code 008 – Mathematics)
| Book | Author | Purpose |
|---|---|---|
| Higher Engineering Mathematics | B.S. Grewal | Complete mathematics syllabus |
| Real Analysis | S.C. Malik & Savita Arora | Real analysis |
| Advanced Engineering Mathematics | Erwin Kreyszig | Advanced mathematical concepts |
| Linear Algebra | Kenneth Hoffman & Ray Kunze | Matrix theory and vector spaces |
ISRO ISTRAC Library Assistant-A Best Books 2026 (Post Code 009)
| Book | Author | Purpose |
|---|---|---|
| Library Classification | S.R. Ranganathan | Classification systems |
| Library Cataloguing: Theory and Practice | S.R. Ranganathan | Cataloguing principles |
| Introduction to Information Science and Technology | G.G. Chowdhury & Sudatta Chowdhury | Information science |
| Fundamentals of Library and Information Science | Standard LIS Reference | Core library science concepts |
ISRO ISTRAC Cook-A Best Books 2026 (Post Code 010)
| Book | Author | Purpose |
|---|---|---|
| Food Production Operations | Parvinder S. Bali | Food preparation and kitchen operations |
| FoSTaC Training Material | FSSAI | Food safety and hygiene |
| Practical Kitchen Experience | — | Hands-on cooking skills for the Skill Test |
General Awareness & Aptitude Books for All ISRO ISTRAC 2026 Posts
| Book | Author/Publisher | Purpose |
|---|---|---|
| Lucent’s General Knowledge | Lucent Publications | Static GK |
| Manorama Yearbook | Malayala Manorama | Current affairs and general knowledge |
| NCERT Science & Social Science (Class 9–10) | NCERT | Basic science and social studies |
| Quantitative Aptitude for Competitive Examinations | R.S. Aggarwal | Arithmetic and aptitude |
| Fast Track Objective Arithmetic | Rajesh Verma | Speed maths and practice |
Prepare for Kerala PSC Technical Exams with Entri
സർക്കാർ ജോലി എന്ന സ്വപ്നം ഇനി സ്വപ്നം മാത്രമല്ല! Join Kerala's Top-rated PSC Coaching Programs
Join NowHow to Choose the Right Books for ISRO ISTRAC 2026
Keep the following points in mind while selecting study material:
- Choose books that match your ITI trade, Diploma stream, or Degree subject, as the ISRO ISTRAC written examination is curriculum-based.
- Prefer books containing solved examples and practice questions to improve conceptual understanding and problem-solving speed.
- Practice previous year ISRO question papers along with standard textbooks to understand the exam pattern and question style.
- Avoid using multiple books for the same subject. Instead, complete one reliable reference thoroughly and revise it multiple times before the examination.
