What is the validity period of the JEST score?

Applicants who are appearing in JEST exam are often curious about the validity period of the JEST score. The JEST exam score validity is for one year hence applicants who want to take admission in any of the JEST participating institutes can apply online the same year. After the completion of one year of validity of JEST score applicants need to again appear in exam and their previous year score will be null and void.

How could I challenge the answer key for the JEST exam?

After the IIST releases JEST provisional answer key, applicants can challange the answer key of JEST exam. Candidates are allowed to challenge the answer keys within the stipulated date. Candidates have to send email to the authority from their registered email id while JEST registeration. The email should have details like candidate's name & roll number and solution of the questions which has discrepancy. Applicants need not to pay any amount for challanging the answer key. On the basis of JEST answer key of final stage, the result will be prepared.

Can I challenge JEST answer key?

Yes, candidates are allowed to challenge the answer keys within the stipulated date and by paying the requisite amount. There is a certain format that students have to follow, otherwise their submitted challenges will not be considered. For that candidates needed to fill out a separate Google form, which will be released by authorities after releasing the provisional answer key. For each question applicants want to raise the objection, they need to do the entry in google form. On the basis of JEST final answer key, the result will be prepared.

How did IIST calculate the JEST scores?

The JEST exam had three parts - A, B and C. The JEST scores will be calculated as follows- There were 25 questions in part A, which carry 1 mark for the correct answer and 1/3 mark will be deducted for the negative answer. There were 15 questions for part B, it will carry 3 marks for the correct answer and 1 mark will be deducted for every wrong answer. For part C, there will be no negative marking as questions were descriptive in nature and 3 marks will be rewarded for every correct answer. Authorities will calculate the score of applicants on the basis of questions attempted by the applicants.

When will JEST provisional answer 2026 key be released?

JEST 2026 provisional answer key was released on April 17, 2026. Candidates can download the answer key pdf online. JEST answer key was available to challenge from April 17 to 19.

Will there be any facility to raise the objections for JEST answer key?

Yes, there is facility to raise the objections of JEST answer key. The authorities released a window to submit the responses from the applicants. By taking input from the students, JEST final answer key will be released in online mode on the official website. There is no fee for raising the objections for the questions asked in the JEST exam. Applicants just need to do a email from their registered email id.

JEST Answer Key 2026 (OUT): Check Steps to Download & Calculate Marks

Updated on Apr 21, 2026 00:36 IST

By Vikash Kumar Vishwakarma

IISER Tirupati has released the JEST 2026 answer key on April 17, 2026. JEST answer key pdf download link is updated on this page. Candidates can check the answer key to know the correct options for the questions asked in the exam. They can also calculate their probable score. Candidates can challenge the answer key in case of any error. The answer key challenge window was opened from April 17 to 19, 2026. Joint Entrance Screening Test was conducted on April 12, 2026. For more details on JEST answer key 2026, go through the article.

Table of contents

How to Download JEST Answer Key 2026?
JEST 2027 Exam Dates & Schedule
How to Challenge JEST Answer Key?
How to Calculate JEST Marks?
FAQs Regarding JEST 2026 Answer Key

How to Download JEST Answer Key 2026?

Candidates can download answer key of JEST 2026 online. The answer key is made available at application portal. JEST answer key pdf download link is provided below. The process to download answer key is mentioned below.

Steps to download the answer key

Click on JEST answer key download link
Enter the user id and password.
Download the answer key.

JEST 2026 Answer Key Download Link

Candidates can find the answer key link below.

Download JEST answer key 2026 here

JEST 2027 Exam Dates & Schedule

Take a look at the table below for the complete schedule of JEST 2027 exam

Dates	Past Exam Dates
Apr ' 26	JEST 2027 Result

How to Challenge JEST Answer Key?

The authority had commenced JEST answer key challenge process on April 17, 2026. Candidates can challenge the keys by sending an email. They had to mention the key id and upload supporting documents. JEST answer key challenge process is mentioned below.

Students have to send an email to ''info.jest2026@iist.ac.in with subject line "question challenge".
Add a supporting document to justify the objections.
Provide your name and roll number.

Applicants need to wait for a response after sending an email. IIST will check email from the candidates, and after evaluating final answer key will be prepared.

Also Read: PhD in Engineering Colleges in India

How to Calculate JEST Marks?

Candidates can calculate probable marks using their JEST response sheet and answer key. To calculate marks, be familiar with JEST exam pattern 2026. The question paper has three sections. Below is paper pattern for JEST 2026.

Sections	Number of Questions	Marking Scheme
Section A	10 multiple choice questions	1 mark for the correct option −1/3 for wrong options
Section B	20 multiple choice questions	3 marks for correct option −1 mark for wrong option
Section C	10 numerical questions	3 marks for correct options no negative marking