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CDS-OTA

Combined Defence Services

The “Combined Defence Services” Examination is conducted twice a year by the Union Public Service Commission for recruitment into the Indian Military Academy, Officers Training Academy, Indian Naval Academy and Indian Air Force Academy.

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Combined Defence Services (CDS-OTA)


The Combined Defense Services Examination is conducted biannually by the Union Public Service Commission to recruit candidates in the Indian Military Academy, Officers Training Academy, Indian Naval Academy and Indian Air Force Academy.

Officer Training Academy (CDS OTA) is cpnducted in offline mode (pen-paper based) test consisting of objective type questions to test a candidate’s English and General Awareness. The only major difference between CDS-OTA paper and CDS Exam for NDA, IMA and IAF is that the former does not have a Mathematics section while all the latter do. CDS OTA is a fairly an easy test majorly due to the absence of a mathematics section. In order to score good, one needs to be updated with the current affairs as well as get an average strength at English to reach the next step of the selection process. Read on to know more!

Highlights of OTA Paper

Mode of Examination Offline (paper-pen based)
Total No. of Questions asked 240
Type of Questions Objective i.e. Multiple Choice
Maximum Marks 200
Duration of Examination 240 minutes
Section 2 (English and General Knowledge)
Negative Marking 1/3rd per incorrect answer

CDS OTA Paper 1 Structure

Paper 1 consists of English which is considerably easy and can help one to increase one’s score drastically.

Section Name English
No. of Questions 120
Total Marks 100
Time allotted 120 minutes
Medium English
Level of Section Easy to Moderate

CDS OTA English Syllabus

  • English Section in OTA 2018 is a mixture of Vocabulary based, Grammar-based and Comprehension based questions.
  • This paper is designed to test a candidate’s verbal reasoning as well as communication abilities.
  • As for the Reading Comprehension part, questions are usually direct and to the point and the difficulty level is easy to moderate.
  • There are 120 questions asked from this section.
  • While the topics covered in this section are not that difficult but do require immense practice and good command over English language.

Syllabus for English

Antonyms and Synonyms Sentence Completion
Sentence Re-arrangement (Para-Jumbles) Spelling Based Questions
Fill in the blanks (Grammar-based and Vocabulary based) Idioms and Phrases
Reading Comprehension Parts of Speech
Punctuation Critical Reasoning
Error Spotting Odd Word Out

Weightage of topics in Paper 1

Paper 1- English consists of a number of topics; each has the weightage mentioned below-

Topic Percentage Weightage
Comprehension 15%
Sentence correction 15%
Error Spotting 15%
Synonyms 12%
Antonyms 12%
Ordering of words 10%
Ordering of sentence 8%
Analogy 10%
Fill in the blanks 3%

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