40 OSI Model Questions from Computer for All Competitive Exams

DigiOMR Mock Test – 40 OSI Model Questions from Computer for All Competitive Exams

Get exam-ready with this DigiOMR-based Mock Test featuring 40 OSI Model Questions from Computer for All Competitive Exams

This mock test is designed to give you a real-time practice experience, mirroring the actual exam format and difficulty level.

Mock Test - General Studies

Time Left: 00:20:00

Q1. How many layers are there in the OSI model?

A. 5 B. 6 C. 7 D. 8

Q2. Which layer of the OSI model is responsible for end-to-end communication?

A. Data Link B. Transport C. Network D. Session

Q3. Which layer of the OSI model is responsible for routing?

A. Transport B. Session C. Network D. Data Link

Q4. The physical layer deals with:

A. Data encryption B. Transmission of raw bits C. Logical addressing D. Flow control

Q5. Which layer provides logical addressing?

A. Data Link B. Transport C. Network D. Physical

Q6. MAC address works at which OSI layer?

A. Network B. Data Link C. Transport D. Session

Q7. Which layer is responsible for error detection and correction?

A. Data Link B. Physical C. Application D. Transport

Q8. Which layer breaks the data into segments?

A. Transport B. Session C. Presentation D. Network

Q9. Which layer provides encryption and compression?

A. Session B. Presentation C. Application D. Data Link

Q10. HTTP operates at which OSI layer?

A. Transport B. Network C. Application D. Presentation

Q11. Which layer is responsible for establishing, managing, and terminating sessions?

A. Transport B. Application C. Presentation D. Session

Q12. IP protocol functions at which layer?

A. Data Link B. Transport C. Network D. Application

Q13. Which layer converts data formats, like EBCDIC to ASCII?

A. Application B. Presentation C. Session D. Data Link

Q14. TCP and UDP operate at which layer?

A. Transport B. Network C. Data Link D. Session

Q15. What is the function of the Data Link Layer?

A. Routing B. Logical addressing C. Session control D. Framing and physical addressing

Q16. Which layer handles flow control?

A. Transport B. Network C. Physical D. Application

Q17. Which layer is closest to the end-user?

A. Presentation B. Application C. Session D. Network

Q18. Which of the following is a layer 3 device?

A. Repeater B. Switch C. Bridge D. Router

Q19. Which of the following is a layer 2 device?

A. Router B. Modem C. Switch D. Gateway

Q20. Which layer is responsible for segmenting and reassembling data?

A. Data Link B. Network C. Transport D. Presentation

Q21. DNS works at which OSI layer?

A. Application B. Network C. Transport D. Data Link

Q22. Which OSI layer ensures reliable transmission of data segments?

A. Network B. Transport C. Session D. Application

Q23. The concept of "frames" is associated with which layer?

A. Transport B. Session C. Network D. Data Link

Q24. Which layer uses ports to identify applications?

A. Transport B. Application C. Network D. Data Link

Q25. ARP protocol works at which OSI layer?

A. Network B. Data Link C. Transport D. Session

Q26. Which layer handles dialog control?

A. Network B. Transport C. Session D. Data Link

Q27. Which OSI layer is not involved in data communication?

A. None; all are involved B. Session C. Presentation D. Application

Q28. SMTP is a protocol used at which OSI layer?

A. Transport B. Network C. Session D. Application

Q29. Which layer packages bits into frames?

A. Network B. Transport C. Data Link D. Session

Q30. Which layer of the OSI model deals with physical media and cabling?

A. Data Link B. Physical C. Network D. Transport

Q31. Which of the following is not an OSI layer?

A. Transport B. Application C. Session D. Internet

Q32. Which layer is responsible for packet switching?

A. Transport B. Data Link C. Network D. Application

Q33. What layer does FTP use?

A. Application B. Transport C. Session D. Network

Q34. Which OSI layer is responsible for code conversion?

A. Application B. Network C. Data Link D. Presentation

Q35. Which of the following layers is responsible for network congestion control?

A. Network B. Data Link C. Transport D. Application

Q36. Which layer is responsible for the handshaking process?

A. Session B. Transport C. Presentation D. Application

Q37. Which layer uses frames for data transmission?

A. Network B. Data Link C. Transport D. Session

Q38. Which OSI layer deals with network topology?

A. Application B. Session C. Data Link D. Transport

Q39. What is the unit of data at the Transport layer?

A. Packet B. Frame C. Segment D. Bit

Q40. In the OSI model, which layer ensures data is presented in a readable format?

A. Network B. Session C. Data Link D. Presentation

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