SSC CHSL Exam Syllabus for Data Entry Operator (DEO) in National Investigation Agency (NIA) Post


The Staff Selection Commission (SSC) conducts the Combined Higher Secondary Level (CHSL) examination to recruit candidates for various posts in different government ministries and departments. One of the posts is Data Entry Operator (DEO) in the National Investigation Agency (NIA). To prepare for the SSC CHSL exam for this specific post, it is important to understand the syllabus in detail.


The syllabus for the SSC CHSL Exam for the Data Entry Operator (DEO) post in the National Investigation Agency (NIA) includes the following subjects:

1. General Intelligence and Reasoning:
- Semantic Analogy
- Symbolic operations
- Symbolic/Number Analogy
- Trends
- Figural Analogy
- Space Orientation
- Venn Diagrams
- Drawing inferences
- Punched hole/pattern-folding & unfolding
- Semantic Classification
- Figural Pattern – folding and completion
- Number Series
- Figural Series
- Embedded figures
- Coding and decoding
- Critical Thinking
- Emotional Intelligence
- Social Intelligence
- Other miscellaneous questions

2. General Awareness:
- Current Affairs
- National and International events
- Sports
- Art and Culture
- Indian History
- Geography
- Indian Polity
- Indian Economy
- General Science

3. Quantitative Aptitude:
- Number Systems
- Computation of Whole Numbers
- Decimals and Fractions
- Relationship between numbers
- Fundamental arithmetical operations
- Percentages
- Ratio and Proportion
- Averages
- Interest
- Profit and Loss
- Discount
- Time and Distance
- Time and Work

4. English Language:
- Spot the Error
- Fill in the Blanks
- Synonyms/Homonyms
- Antonyms
- Spellings
- Idioms & Phrases
- One word substitution
- Improvement of Sentences
- Active/Passive Voice of Verbs
- Conversion into Direct/Indirect narration
- Shuffling of Sentence parts
- Shuffling of Sentences in a passage
- Cloze Passage
- Comprehension Passage


To prepare for the SSC CHSL Exam for the Data Entry Operator (DEO) post in the National Investigation Agency (NIA), here are a few tips:

1. Understand the Syllabus: Go through the syllabus thoroughly to know what topics and subjects you need to focus on.

2. Study Material: Gather relevant study material and resources such as books, previous year question papers, and online resources.

3. Make a Study Plan: Create a study plan that includes a proper timetable and allocates time for each subject.

4. Practice Mock Tests: Take regular mock tests to assess your preparation level and identify areas that need improvement.

5. Solve Sample Papers: Solve sample papers and previous year question papers to get familiar with the exam pattern and time management.

6. Focus on Weak Areas: Identify your weak areas and give them extra attention while studying.

7. Stay Updated: Stay updated with current affairs and general