One of the most challenging , prestigeous field to make career which ensure you for the handsome salary.
Let’s know about CDS:
CDS Exam Quick Overview

Name of the Exam CDS (Combined Defense Services)
Conducting Authority Union Public Service Commission (UPSC)
Official Website
Exam Occurrence Twice in a year (Feb and Nov)
Paper Language Hindi and English
Mode of Exam Offline (Pen and paper mode)
Exam Type National Level
Age Limit Minimum Age- 19 Years
Maximum Age- 25 Years

Written Examination
The exam pattern of CDS 2018 written examination entails subjects covered
,time allotted for the exam and maximum marks for the paper and each subject. Candidates can check the details of CDS exam pattern for written exam as illustrated in the table below.

For Admission to Indian Military Academy, Indian Naval Academy and Air Forse Academy




English 2 Hours 100 Marks
General Knowledge 2 Hours 100 Marks
Elementary Mathematics 2 Hours 100 Marks

For Admission to Officers’ Training Academy



Maximum Marks

English 2 Hours 100 Marks
General Knowledge 2 Hours 100 Marks

CDS 1 Exam Pattern 2018 – Highlights of the written examination

  • The written exam of CDS 2018 will be conducted offline in pen and paper mode.
  • CDS 1 written exam for those willing to apply for Indian Military Academy, Indian Naval Academy and Air Forse Academy Will be held 300 Marks. However, for Admission to Officers’ Training Academy, the written examination will be conducted for 200 marks.
  • Tests of English and General Knowledge will consist of 120 questions, whereas Elementary Mathematics section will consist of 100 questions.
  • According to the CDS exam pattern 2018, there will negative marketing of 1/3 marks or 0.33 marks allotted to a particular question in case of incorrect response.
  • For every correct answer in English and general knowledge, candidates will be givem 0.83 marks per question. However, candidates will get 1 mark each for every correct response in the elementary mathematics section.
  • Maximum marks allotted to written exam and interview for each course will be equal.
  • All the questions in the written will be objective as specified in CDS 1 exam pattern.
  • Each Paper Will be held for a duration of two hours.
  • Candidates will have to write the papers on their own. In no circumstances will they be allowed the help of a scribe to write answers for them.
  • The commission has the sole discretion to fix qualifying marks in any or all the subjects of the examination.
  • The candidates will not be permitted to use the calculator for answering objective type papers.



Salaries Offered (?)
Lieutenant 56,100 - 177,500
Captain 61,300 - 193,900
Major 69,400 - 207,200
Lieutenant Colonel 121,200 - 212,400
Colonel 130,600 - 215,900
Brigadier 139,600 - 217,600
Major General 144,200 - 218,200
Lieutenant General
Higher Administrative Grade Scale (HAG Scale)
182,200 - 224,100
Lieutenant General
Higher Administrative Grade PLUS Scale (HAG Scale)
205,400 - 224,400
Lieutenant General 225,000
Chief of Army / Navy / Air Force Staff 250,000