Online Computer Study - OCS
Free Mock Test
Basic computer education is one of the most important things that everyone must have learned, this website provides Basic Computer courses according to the syllabus of government educational programs like CCC, ADCA, DCA, etc.
Online Computer Study (OCS) provides a platform for free Basic Computer Courses where everyone can learn practical and theoretical knowledge about the concepts of computers and practice with an Online CCC test.
CCC
CCC (Course on Computer Concepts) is a basic certification course covering computer fundamentals, hardware, software, internet, and LibreOffice tools. It's perfect for preparing for digital literacy exams.
DCA
DCA (Diploma in Computer Applications) is a short-term course that teaches computer basics, MS Office, internet tools, and data handling. Great for entry-level jobs and skill development.
ADCA
ADCA (Advanced Diploma in Computer Applications) is a one-year course covering software design, programming basics, MS Office, and internet usage. Ideal for students aiming for careers in IT and admin.
O Level
O Level (Foundation Course in Computer Applications by NIELIT) covers IT tools, Python programming, internet basics, and multimedia. It's a key qualification for various government job exams.
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Free Online Mock Test for CCC, ADCA & DCA – Hindi & English
Practice with our free online mock tests designed for CCC, ADCA, and DCA students. Each test follows the latest syllabus and includes important questions in both Hindi and English. These simulated exams help you understand the real exam pattern, improve accuracy, and boost confidence — all without needing to log in. Ideal for first-time exam success and daily practice.
Everything what you need
Our website offers everything you need to prepare for CCC, ADCA, and DCA—including important Q&A, free eBooks, mock tests, course notes, shortcut keys, MS Office guides, practical projects, full forms, computer glossary, and bilingual blogs in Hindi and English—all in one place.
Easy Notes
Quick course notes from CCC, ADCA, and DCA in simple language.
Mock Test
Practice latest syllabus-based tests in Hindi and English.
Shortcut Keys
Learn must-know MS Office and Windows shortcut keys.
Full Forms
Important computer-related full forms for quick exam reference.
E - Books
Download free course eBooks and PDFs for offline study.
Practical Projects
Hands-on project guides to boost your computer skills.
Tech Glossaries
Simple definitions of essential computer and IT terms.
Important Topics
Key questions and topics for quick revision and exam success.
Powered By Domo
Domo digital is an ISO certified govt registrered trust under Niti Ayog, Govt of India. The trust is responsible for provide IT skill education to students of rural areas to build a skillful youthbase. Main branch and institute is running in Fatehpur U.P named Domo Digital Learning.
Frequently Asked Questions
Online Computer Study website provides basic knowledge of computers according to the syllabus of government educational programs like CCC, ADCA, DCA, etc.
Website is also carry the knowledge about Shortcut-keys, Computer glossary, Abbreviation (Full Form), CCC Mock test for better preparation to crack the Exams.
CCC is a foundational computer literacy program that teaches key computer literacy skills, such as word processing, spreadsheets, and internet uses.
Online CCC practise tests offer a simulated exam environment and assess candidates’ knowledge and readiness for the CCC exam, according to the website.
To pass the CCC exam the first time, completely go over the entire syllabus, take online practice exams, concentrate on your weak areas, manage your time during the exam, and remain cool and confident.
A DCA is a “Diploma in Computer Application,” and an ADCA is a “Advanced Diploma in Computer Application.” A greater understanding of computer applications and principles is provided by ADCA, which often covers more advanced topics than DCA.
Opportunities for career after completing ADCA or DCA include those as a computer operator, data entry clerk, office assistant, customer support executive, and work in IT support and administration in numerous industries.
CCC certification offers you to work in computer operations, data entry, office help, customer service, and entry-level professions.
O Level, complete computer course covering advanced topics, and CCC, a fundamental computer literacy programmed, are both available at NIELIT.
