Class 9 Computer Unit 1 exercise | national book foundation class 9 computer |Presentation nation

This video is about class 9 computer chapter 1 short questions/ answers, class 9 computer new book national foundation for federal board students. computer class 9 chapter 1 computer system short question/ answers (11 to 20) in this video I provide the answers of short question of chapter 1 Question 11: Your school is planning to purchase new printers for the computer lab. Give three advantages and disadvantages of impact and non-impact printers to help them make a decision? Question 12: Define “Protocol” in the context of data communication? Question 13: Define simplex, half-duplex and full-duplex modes of communication with one example each? Question 14: What are start and stop bits, and where are they used in data Transmission and what situations are they typically used? Question 15: How does switch differ from a hub in a network? Question 16: How does asynchronous transmission differ from synchronous transmission and in what situations are they typically used? Question 17: Explain the concept of a peer-to-peer network and its limitations compared to a client/server network? Question 18: Compare and contrast the star and ring network topologies? Question 19: Why is mesh topology considered the most reliable but also the most expensive to implement? Question 20: What is the role of the Application Layer in the OSI model?
thanks for watching this video.
#computerscience
#class9th
#nationalbookfoundation
#federalboard #presentationnation

[@syedazaidi9312]

Salam Sir computer ka second chapter bhi upload kare long and short question answer