ISRO VSSC Technical Assistant Syllabus 2023

The Indian Space Research Organization (ISRO) routinely conducts recruitment exams for various positions at its centres across India. Recently, the Vikram Sarabhai Space Centre (VSSC) unit of ISRO invited applications for multiple Technical Assistant vacancies.

As part of the selection process, aspirants have to take a written test. Therefore, having a thorough understanding of the VSSC Technical Assistant syllabus and exam pattern is crucial for scoring high marks.

VSSC Exam Pattern

The VSSC written exam comprises the following structure:

Subject Questions Marks
General English 50 50
Quantitative Aptitude 50 50
General Intelligence & Reasoning Ability 50 50
General Knowledge 50 50
Total 200 200

The total duration of the exam is 120 minutes or 2 hours. Candidates are tested on a wide range of topics under each subject area.

Detailed VSSC Syllabus

Let's look at the topic-wise VSSC technical assistant syllabus:

General Knowledge

  • Current affairs - national and international
  • History
  • Culture
  • Geography
  • Science
  • Polity
  • Economy

General English

  • Idioms and phrases
  • Usage of words
  • Meanings
  • Antonyms

General Intelligence & Reasoning Ability

  • Missing number
  • Repeated series
  • Analogy
  • Venn diagram
  • Logical arrangement of words
  • Coding and decoding
  • Sitting arrangement
  • Ranking arrangement
  • Dice
  • Cube and cuboid

Quantitative Aptitude

  • Number system
  • Percentages
  • Profit and loss
  • Discount
  • Ratio and proportion
  • Mixture and allegation
  • Averages
  • Simple and compound interest
  • Time and distance
  • Time and work
  • Pipes and cistern
  • Boat and stream
  • Partnership

Previous Year Question Papers

Solving previous year VSSC question papers is highly recommended for exam preparation. It helps candidates understand the actual level of questions asked and get a feel of the real exam.

Practicing from past papers also serves as an efficient revision tool to cover all topics quickly.

How to Download VSSC Syllabus PDF

Follow these steps to download the official VSSC technical assistant syllabus PDF:

  1. Go to the VSSC official website
  2. Navigate to the Syllabus section
  3. Click on the syllabus link to open it
  4. The VSSC syllabus PDF will appear on screen
  5. Save/download the syllabus file as per need

Having the latest syllabus handy in PDF format will make preparation more efficient.


We have covered all essential details regarding the ISRO VSSC technical assistant syllabus 2023 including exam pattern, section-wise syllabus, previous year papers, and process to download the syllabus PDF file.

Prepare as per the prescribed syllabus to improve your chances of excelling in the VSSC recruitment exam.


Q1: How many total questions are there in the ISRO VSSC technical assistant exam?

A1: There are a total of 200 questions in the VSSC technical assistant written test covering 4 subjects.

Q2: What is the time duration of the VSSC exam?

A2: The total time allotted for the VSSC technical assistant exam is 120 minutes or 2 hours.

Q3: Which topics are covered under general intelligence and reasoning ability?

A3: Topics like missing numbers, analogy, coding-decoding, dice, cuboid, etc. are covered under general intelligence and reasoning ability section.

Q4: Is it necessary to solve previous year question papers?

A4: Yes, solving past exam papers should be an integral part of your preparation strategy for better understanding of exam level.

Q5: Where can one find the official syllabus PDF?

A5: The VSSC syllabus PDF is available on the official website in the Syllabus section.

Q6: What are some of the quantitative aptitude topics?

A6: Quantitative aptitude section covers topics including ratio and proportion, averages, percentage, profit and loss, simple and compound interest etc.


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