Online Computer study - Learn Basic Computer course free

Online Computer Study - OCS

Free Mock Test CCC ADCA DCA O Level

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.

Online Computer Study

Online Computer Study Mock Test

Test Your Knowledge with Updated CCC, ADCA, and DCA Online Mock Tests – Hindi & English Questions Included, helping you crack your computer exams on the first attempt.

1 / 50

In windows shortcut key to close Start menu is
विण्डोज में Start मेन्यू को बन्द करने की शॉर्टकट 'की' है

2 / 50

The smallest unit of data in a computer is:
 कंप्यूटर में डेटा की सबसे छोटी इकाई क्या होती है?

3 / 50

Which of the following is a proprietary operating system?
निम्नलिखित में से कौन-सा एक प्रोपराइटरी ऑपरेटिंग सिस्टम है?

4 / 50

Social media platforms are not commonly used for customer service interactions.
सोशल मीडिया प्लेटफ़ॉर्म का उपयोग ग्राहक सेवा संबंधित इंटरैक्शन के लिए आम रूप से किया जाता है।

5 / 50

Which desktop feature has been included in Windows 10 that was omitted from Windows 8
विण्डोज 10 में कौन-सा डेस्कटॉप फीचर शामिल किया गया है जो विण्डोज 8 में छोड़ा गया था?

6 / 50

Two-factor authentication requires users to provide two different authentication factors, typically something they know (like a password) and something they have (like a smartphone).
दो-कारक प्रमाणीकरण का उपयोग करने के लिए उपयोगकर्ताओं को दो विभिन्न प्रमाणीकरण कारक प्रदान करना होता है, आमतौर पर कुछ ऐसा जो वे जानते हैं (जैसे पासवर्ड) और कुछ जिसका वे स्वयं रखते हैं (जैसे एक स्मार्टफोन)।

7 / 50

Which of the following automatically moves a word that is too long to fit on a line to the beginning of the next line?
निम्नलिखित में से कौन-सा, स्वचालित रूप से उस शब्द को अगली पंक्ति की शुरुआत में ले जाता है, जो लाइन पर फिट होने के लिए बहुत लम्बा होता है?

8 / 50

What does URL stand for?
URL का पूरा नाम क्या है?

9 / 50

Which MS Office application is used to create presentations?
 प्रेजेंटेशन बनाने के लिए कौन सा MS Office एप्लिकेशन उपयोग होता है?

10 / 50

What is the function of a modem?
 मॉडेम का कार्य क्या है?

11 / 50

Where is the date and time available on the desktop?
तारीख और समय डेस्कटॉप पर कहा उपलब्ध होता है

12 / 50

What is a template in MS Word?
 MS Word में टेम्पलेट क्या होता है?

13 / 50

 In MS Excel, which function is used to calculate the total?
 MS Excel में कुल जोड़ने के लिए कौन सा फ़ंक्शन उपयोग होता है?

14 / 50

Which of the following is a popular social networking platform?
निम्नलिखित में से कौन सा एक लोकप्रिय सोशल नेटवर्किंग प्लेटफॉर्म है?

15 / 50

What is used to create hyperlinks in MS Word?
MS Word में हाइपरलिंक बनाने के लिए क्या उपयोग होता है?

16 / 50

What is email?
ईमेल क्या है?

17 / 50

 In which software can you use formulas like =A1+B1?
 किस सॉफ्टवेयर में =A1+B1 जैसे फ़ॉर्मूले का उपयोग किया जाता है?

18 / 50

Where do deleted files go in Windows?
 Windows में डिलीट की गई फाइलें कहाँ जाती हैं?

19 / 50

What is the purpose of a 'shopping cart' in e-commerce websites?
ई-कॉमर्स वेबसाइटों में 'शॉपिंग कार्ट' का उद्देश्य क्या है?

20 / 50

In Tally, which voucher is used for sales entry?
 Tally में बिक्री एंट्री के लिए कौन सा वाउचर उपयोग होता है?

21 / 50

Cybersecurity refers to the protection of computer systems, networks, and data from unauthorized access or attacks.
साइबर सुरक्षा अनधिकृत पहुंच या हमलों से कंप्यूटर सिस्टम, नेटवर्क, और डेटा की सुरक्षा का संदर्भ है।

22 / 50

Which of the following is made up of the RAM and ROM?
रैम और रोम से मिलकर निम्नलिखित में से क्या बना है?

23 / 50

What is the primary purpose of email?
ईमेल का प्राथमिक उद्देश्य क्या है?

24 / 50

What is digital marketing?
डिजिटल मार्केटिंग क्या है?

25 / 50

Which of the following is a Freeware?
निम्नलिखित में से कौन-सा एक फ्रीवेयर है?

26 / 50

When a computer starts and operating system is loaded from the disk is called
जब कम्प्यूटर प्रारम्भ होता है व मुख्यतः जब डिस्क से ऑपरेटिंग सिस्टम को लोड करता है, वह कहलाता है

27 / 50

Which command is used to select the entire document in MS Word?
MS Word में पूरे दस्तावेज़ को चुनने के लिए कौन सा कमांड उपयोग होता है?

28 / 50

Email marketing is the most effective digital marketing channel.
ईमेल मार्केटिंग सबसे प्रभावी डिजिटल मार्केटिंग चैनल है।

29 / 50

What is an example of a central processing unit?
सेंट्रल प्रोसेसिंग यूनिट किसका उदाहरण है |

30 / 50

Email marketing is considered an outdated strategy in the era of social media.
सोशल मीडिया के युग में ईमेल मार्केटिंग को पुरानी रणनीति माना जाता है।

31 / 50

A MAC address uniquely identifies a device on a network and is assigned by the manufacturer.
एक एमएसी पता एक नेटवर्क पर एक उपकरण की अनोखी पहचान करता है और इसे निर्माता द्वारा प्राप्त किया जाता है।

32 / 50

What is the first step in LibreOffice writer in changing line spacing?
लिब्रेऑफिस राइटर में लाइन स्पेसिंग बदलने में पहला स्टेप ✓ क्या है?

33 / 50

Which of the following is the largest unit of storage
निम्नलिखित में से कौन-सी स्टोरेज की सबसे बड़ी यूनिट है?

34 / 50

What does the term 'booting' mean in computers?
 कंप्यूटर में 'बूटिंग' शब्द का क्या अर्थ है?

35 / 50

Which of the following is a search engine?
निम्न में से कौन एक सर्च इंजन है?

36 / 50

What does GUI stand for?
 GUI का पूरा नाम क्या है?

37 / 50

Social media algorithms prioritize showing content from businesses over content from personal connections.
सोशल मीडिया एल्गोरिदम व्यवसायों के सामग्री को व्यक्तिगत कनेक्शन के सामग्री के सामने प्राथमिकता देते हैं।

38 / 50

Which HTML tag is used to insert an image?
 HTML में इमेज डालने के लिए कौन सा टैग उपयोग होता है?

39 / 50

Which device is used to read barcodes?
 बारकोड पढ़ने के लिए कौन सा उपकरण उपयोग किया जाता है?

40 / 50

To switch between programs in windows.................... keys are used
विण्डोज में खुले हुए प्रोग्राम्स के बीच में अदला-बदली के लिए का प्रयोग होता है।

41 / 50

What is the full form of LAN?
 LAN का पूरा नाम क्या है?

42 / 50

has a limitation in that we can only store information on it but cannot delete or modify it.
की परिसीमा यह है कि हम उसे केवल सूचना दे सकते हैं लेकिन उसे मिटा या रूपान्तरण नहीं कर सकते।

43 / 50

What does PDF stand for?
 PDF का पूरा नाम क्या है?

44 / 50

................... is the result produce by a computer.
................... कंप्यूटर द्वारा उत्पादित परिणाम है।

45 / 50

 Which of the following is a spreadsheet application?
 निम्नलिखित में से कौन एक स्प्रेडशीट एप्लिकेशन है?

46 / 50

Which of the following option is an alternate name for a combination of four bits?
निम्नलिखित में से कौन-सा विकल्प चार बिट्स के संयोजन का एक वैकल्पिक नाम है?

47 / 50

What does HTTP stand for?
 HTTP का पूरा नाम क्या है?

48 / 50

What is the primary function of a digital marketing analytics tool?
डिजिटल मार्केटिंग एनालिटिक्स टूल का प्राथमिक कार्य क्या है?

49 / 50

Charles Babbage is also known as
चार्ल्स बैबेज को यह भी कहा जाता है

50 / 50

What is the function of Ctrl + U in MS Word?
 MS Word में Ctrl + U का क्या कार्य है?

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Quiz Test Mock
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.

CCC

Course On Computer Concept

ADCA

Advance Diploma In Com. App.

DCA

Diploma In Computer Application

O Level

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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.

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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.

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Online Computer Study offers free computer courses, study materials, mock tests and practical projects based on CCC, ADCA, and DCA syllabus.

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