Answer Keys
ISRO Assistant & UDC Final Answer Key 2026 Out - Download Link
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Quick answer
Indian Space Research Organisation (ISRO), Department of Space has published ISRO Assistant & UDC Final Answer Key 2026. Objections can be raised until 20 August 2026. Download the answer key from the official website (isro.gov.in) and match it with your responses.
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Notice details
| Name of post | ISRO Assistant & UDC Final Answer Key 2026 Out - Download Link |
|---|---|
| Organisation | Indian Space Research Organisation (ISRO), Department of Space |
| Job location | All India |
| Total vacancies | 400 posts |
| Last date to apply | 20 August 2026 |
| Posted on | 28 Oct 2026 |
| Last updated | 28 Oct 2026 |
Read from the official notice. Always confirm dates, fees and eligibility on the official website.
Important Dates
- Notification Release27 July 2026
- Online Application Start27 July 2026 (10:00 AM)
- Last date to apply20 August 2026
- Written Test21 September 2026
- Result Date (as listed)24 October 2026
- Final Answer Key28 October 2026
- Skill Test01 November 2026
Application Fee
- for Assistant/UDC posts.₹ 500
- for JPA/Stenographer posts.₹ 1,000
- if applying for both categories. Women, SC, S₹ 400
₹500 for Assistant/UDC posts.
₹500 for JPA/Stenographer posts.
₹1,000 if applying for both categories.
Women, SC, ST, PwBD and Ex-Servicemen candidates who appear in the written test are eligible for a full refund.
Other candidates who appear in the written test receive a partial refund of ₹400.
No refund is considered for candidates who do not appear in the written test.
Age Limit
- The minimum age is 18 years. Age is counted as on the application closing date.
- Category : Upper Age Limit
- General / UR : 28 years
- OBC (Non-Creamy Layer) : 31 years
- SC / ST : 33 years
- PwBD (General) : 38 years
- PwBD (OBC) : 41 years
- PwBD (SC/ST) : 43 years
- Ex-Servicemen : As per Government of India rules
Total Post
400 Posts
Vacancy Details
| Post name | No. of posts |
|---|---|
| Assistant / UDC | 200 |
| JPA / Stenographer | 200 |
| Total | 400 |
ISRO Final Answer Key 2026 - Quick Overview
| Detail | Information |
|---|---|
| Organisation | Indian Space Research Organisation (ISRO), Department of Space |
| Advertisement Number | ISRO:ICRB:01(A-JPA):2026 (dated 27-07-2026) |
| Posts | Assistant, Upper Division Clerk (UDC), Junior Personal Assistant (JPA), Stenographer |
| Written Test Date | 21 September 2026 |
| Final Answer Key Date | 28 October 2026 |
| Skill Test Date | 1 November 2026 |
| Answer Key Mode | Online, through a candidate login page |
| Written Test | 200 questions, 200 marks, 150 minutes |
| Marking Scheme | +1 for each correct answer, -0.25 for each wrong answer |
| Official Website | isro.gov.in |
How to Calculate Your ISRO Written Test Score
- The written test carries negative marking. Use this formula:
- Score = (Number of correct answers × 1) − (Number of wrong answers × 0.25)
- Unattempted questions are not mentioned in the marking scheme, so no marks are assumed for them.
Qualifying Marks in the Written Test
- Unreserved (UR): 50% in each part
- Reserved categories: 40% in each part
What Happens After the Final Answer Key?
- Shortlisting for the skill test: Candidates are shortlisted based on written test performance, in a ratio of up to 1:5 against category-wise vacancies, with a minimum of 10 candidates.
- Skill test: Computer literacy for Assistant/UDC. Stenography test for JPA/Stenographer.
- Final selection: Based on written test marks, from among candidates who qualify in the skill test.
Skill Test Details
| Post Group | Test | Qualifying Criteria |
|---|---|---|
| Assistant / UDC | Computer Literacy: MS Word (35 marks), MS Excel (35 marks), MS PowerPoint (30 marks). Duration: 75 minutes. | UR 60%, Reserved 50% |
| JPA / Stenographer | Shorthand dictation of 300 words at 60 w.p.m. (5 minutes), followed by transcription on computer (30 minutes). Pitman's shorthand only. | Maximum mistakes: UR 10%, Reserved 12% |
Tie-Breaker Rules
- Assistant/UDC: higher marks in General Intelligence & Reasoning.
- JPA/Stenographer: higher marks in English Language & Comprehension.
- If still tied: the older candidate ranks higher.
ISRO Assistant & UDC Vacancy 2026
| Post No. | Post |
|---|---|
| 1 | Assistant (ISRO Centres and DOS Branch Secretariat) |
| 2 | Junior Personal Assistant (ISRO Centres and DOS Branch Secretariat) |
| 3 | Upper Division Clerk (UDC) |
| 4 | Stenographer |
| 5 | Assistant (Autonomous Bodies) |
| 6 | Junior Personal Assistant (Autonomous Bodies) |
Eligibility Criteria
| Post Group | Qualification |
|---|---|
| Assistant / UDC | Graduation with minimum 60% marks or 6.32 CGPA on a 10-point scale, completed within the stipulated duration of the course. Proficiency in computer use is required. |
| JPA / Stenographer | Graduation or Diploma in Commercial/Secretarial Practice with minimum 60% marks (or 6.32 CGPA), plus one year experience as Steno-Typist/Stenographer. Minimum 60 w.p.m. English stenography speed. Computer proficiency is required. |
- Conversion of CGPA into percentage is not permitted when checking eligibility.
Important Instructions for Candidates
- Only Indian nationals can apply.
- Selected candidates can be posted to any ISRO/Department of Space centre or unit and may be transferred.
- No travel allowance is paid for the written test.
- Candidates attending the skill test are reimbursed to-and-fro second-class train fare.
- Canvassing in any form leads to disqualification.
- Do not trust fake offers of appointment in ISRO.
More Details
- ISRO Written Test Pattern
- ISRO Recruitment 2026 Important Dates
- Application Fee and Refund
How to Check the ISRO Final Answer Key 2026
- Open the answer key login page from the Important Links section.
- Enter the login credentials requested on the page.
- Open your response sheet and the answer key.
- Compare each of your answers with the key.
- Save or print the page for your records.
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Important Links
| Official Website (isro.gov.in) | Click Here isro.gov.in |
|---|---|
| Check Final Answer Key (login required) | Click Here cdn.digialm.com |
| ISRO Careers Page | Click Here isro.gov.in |
| Detail | Information |
| Organisation | Indian Space Research Organisation (ISRO), Department of Space |
| Advertisement Number | ISRO:ICRB:01(A-JPA):2026 (dated 27-07-2026) |
| Posts | Assistant, Upper Division Clerk (UDC), Junior Personal Assistant (JPA), Stenographer |
| Written Test Date | 21 September 2026 |
| Final Answer Key Date | 28 October 2026 |
| Skill Test Date | 1 November 2026 |
| Answer Key Mode | Online, through a candidate login page |
| Written Test | 200 questions, 200 marks, 150 minutes |
| Marking Scheme | +1 for each correct answer, -0.25 for each wrong answer |
| Link | URL |
Frequently asked questions
When does the application for ISRO Assistant & UDC Final Answer Key 2026 start?
Online Application Start: 27 July 2026 (10:00 AM).
What is the last date to apply for ISRO Assistant & UDC Final Answer Key 2026?
The last date to apply is 20 August 2026.
How many vacancies are there in ISRO Assistant & UDC Final Answer Key 2026?
There are 400 posts in total.
What is the age limit for ISRO Assistant & UDC Final Answer Key 2026?
The minimum age is 18 years. Age is counted as on the application closing date; Category : Upper Age Limit; General / UR : 28 years; OBC (Non-Creamy Layer) : 31 years; SC / ST : 33 years; PwBD (General) : 38 years; PwBD (OBC) : 41 years; PwBD (SC/ST) : 43 years; Ex-Servicemen : As per Government of India rules.
What is the application fee for ISRO Assistant & UDC Final Answer Key 2026?
for Assistant/UDC posts.: ₹ 500; for JPA/Stenographer posts.: ₹ 1,000; if applying for both categories. Women, SC, S: ₹ 400.
What is the official website for ISRO Assistant & UDC Final Answer Key 2026?
The official website is https://isro.gov.in.