SSC Scientific Assistant IMD 2026 Exam Pattern – CBT Structure & Marking Scheme

SSC SA IMD 2026

Staff Selection CommissionGraduate (BSc Physics/CS/IT/Electronics or Diploma Engineering) medium

The SSC SA IMD 2026 exam is a single-stage Computer-Based Test (CBT). There is no descriptive paper, skill test, or interview. The CBT consists of two parts: Part A (General Studies) and Part B (Technical – Physics or CS). Final merit is based solely on CBT scores.

Complete Exam Pattern

PartSectionQuestionsMarksDuration
Part A
(General)
General Intelligence & Reasoning25252 Hours (Total)
Quantitative Aptitude2525
English Language2525
General Awareness2525
Part B
(Technical)
Physics (for Physics/EE/Electronics candidates)100100
Computer Science / IT (for CS/IT candidates)100100
Total200200

Note on Part B

Only one of Physics or Computer Science is attempted based on the candidate's qualification branch. Part B carries 100 marks – the largest single component of the exam.

Marking Scheme

ParameterDetails
Marks per Correct Answer+1 mark
Negative Marking−0.25 marks per wrong answer
Unattempted Questions0 marks
Total Maximum Marks200 marks
Time Allowed2 hours (120 minutes)

Key Pattern Features

  • All questions are MCQ type with 4 options and 1 correct answer
  • CBT is conducted in English and Hindi (bilingual) for Part A; Part B is typically in English
  • There is no sectional time limit – candidates manage 2 hours across all sections
  • Final merit is based on total CBT marks (200) after normalization if exam is conducted in multiple sessions

Frequently Asked Questions

Q.Is there any skill test or interview in SSC SA IMD after CBT?

No. SSC SA IMD is a single-stage exam. After the CBT, shortlisted candidates go directly to Document Verification. There is no skill test, typing test, or interview.

Q.Can I switch between Physics and CS sections during the exam?

No. Part B is locked to your qualification branch as declared during application. You cannot switch between Physics and CS sections during the exam.

Q.Is normalization applied to SSC SA IMD CBT scores?

If the exam is conducted in multiple shifts, SSC applies a normalization formula to equalize difficulty across shifts. The final merit is based on normalized scores. If held in a single shift, raw marks are used directly.

Q.How many questions are there per section in Part A?

Part A has 25 questions per section across 4 sections (GI&R, QA, English, GA) – 100 questions for 100 marks. Part B has 100 questions for 100 marks. Total: 200 questions for 200 marks in 2 hours.

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