In this slideshow, we have discussed Top 10 interview questions on topic OSI model Q1. Define OSI layers. Q2. Are there alternative models to the OSI model? If yes, define it. Q3. What are the differences between TCP and UDP? Q4. What is the importance of the OSI Physical Layer? Q5. Which layers perform error detection and recovery functions? Q6. How the network administrator detect the problem? Q7. What is the difference between flow control and error control? Q8. What is Data Encapsulation? Q9. MAC address works on which layer? What are the differences between MAC sublayer and LLC sublayer? Q10. What is the difference between half-duplex and full-duplex? website: http://allabouttesting.org Disclaimer: This SlideShare is for educational purpose only. Copyright Disclaimer Under Section 107 of the Copyright Act 1976, allowance is made for "fair use" for purposes such as criticism, comment, news reporting, teaching, scholarship, and research. Fair use is a use permitted by copyright statute that might otherwise be infringing. Non-profit, educational or personal use tips the balance in favor of fair use.