BCA 5TH SEM COMPUTER NETWORK Important Question 2023


BCA 5th SEM (2023)
Computer Network
Important Question 2023
Q.1. (a) what do you understand by the term topology and discuss the relative advantage and     disadvantage of mesh, star and bus topology?
         (b)Differentiate ISO-OSI model with TCP/IP model of Communication?
Q.2 (a) Guided and unguided media
        (b)What is meant by congestion control?
Q.3 (a) what do you understand by simplex, half duplex and full duplex mode?
       (b)What do you understand by the term modem? What is the standard interface for connecting external modem to computers?
Q.4 (a) what are the types of bridges. Bridge operates in both the physical and data link layer of OSI model?
       (b)Gateways and Router
      (c)DTE-DCE interface
Q.5 (a) Define TDM, WDM, FDM AND ENQ/ACK
        (b) Stop and waits
        (c) Sliding windows and two army problem
        (d)Dijkstra algorithms
Q.6 (a) Different between IPv4 and IPv6
      (b)ISDN layers
      (c)What types of error can be detected by parity check code. How it’s implements
(d)Describe circuit switching and packet switching                   

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