NDA

UPSC releases the list of test cities along with the notification. Candidates are required to choose one test city as per their preferences while filling the application form. One test city can have multiple exam centres. The details regarding the NDA exam centres are mentioned on the admit card. Candidates need to appear for the exam at the allotted test centre or else their answer scripts are not evaluated. While appearing for the exam, candidates need to carry the printed copy of their admit cards along with one photo-identity proof to the allotted NDA exam centre.

Candidates can select one city for NDA exam while filling the application form. The preferences of exam cities are required to be entered in Part 2 of NDA application form. The exam centres are allotted on a first-apply-first-allot basis. Once the capacity of a particular centre is filled, the same is frozen. Therefore, to get the preferred exam centre, candidates need to apply early. The examination authority reserves the right to allot exam centres to candidates.

NDA answer key is released separately for Maths and GAT. The answer key is released online. It is used to compare the answers marked in the exam. This also help in calculating the probable score.

Candidates can raise objections against the question papers through QPRep portal. The process to raise objections against the question paper is given below: Visit the official website of UPSC Go to the tab 'Representation on Question Papers' Click the link 'National Defence Academy and Naval Academy examination' Enter roll number, date of birth, and verification code to login Submit your representations to UPSC against the question papers.

NDA 1 answer key 2023 was released unofficially by the coaching institutes on April 16. The answer keys were released for all Sets of test booklets-A, B, C and D for Maths and GAT. Candidates could use the answer keys released by the coaching institutes till the time official answer keys were released to check the number of correct and incorrect responses. The official answer keys were released by UPSC after the completion of the recruitment process.

The Maths paper is common for Army, Navy and Air Force wings in NDA exam. The standard of questions is basically of Class 10, 11, and 12 levels. The Maths paper carries 300 marks. 0.83 marks are deducted for wrong answers in Maths and 2.5 marks are awarded for correct answers. The Maths section carries 120 questions. The test paper carries questions from Algebra Calculus, Matrices and Determinants Integral Calculus and Differential Equations Trigonometry Vector Algebra Analytical Geometry Of Two and Three Dimension and Statistics and Probability.

Few exam day guidelines for NDA exam are given below: 
The entry gate closes 10 minutes before the exam begins
For the morning session, the entry closes at 9.50 am while for the afternoon session, the entry closes at 1.50 pm 
Candidates need to preserve their admit cards till the exam day 
Mobile phones, calculators, or any other electronic devices are banned inside the exam centre 
Candidates should bring a black point 
Candidates whose photograph is not clearly printed on NDA admit card should bring photo-identity proof and three passport-sized photographs