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Q. TCP-IP and OSI Differences
- TCP/IP combines the Presentation and Application Layers
- TCP/IP combines the OSI Data Link and Physical Layers into 1 Layer
- TCP/IP appears simpler with fewer layers.
- TCP/IP Protocols are standards for the Internet
- No Networks are really built around OSI...it serves as a guide.
Repeater Repeater is also named as active hub operates at physical layer of OSI model. Repeater is an electronic device that simply regenerates the signal. Signals travell
Question 1 Describe the architecture and usage of ISDN Question 2 Write about different network structures in use Question 3 Explain the concept of framing in Data Li
Q. What are the important benefits of computer network? Ans: Important benefits of computer networks are: - Resource sharing - Higher reliability - Higher flexibili
Difference among the communication and transmission? Transmission is a physical movement of information and concern issues as bit polarity, synchronization, clock etc. Commu
Q. Show the Data Encryption Standard? Data Encryption Standard - Bit-level encryption method designed by IBM - Adopted as standard for nonmilitary and nonclassified us
Alice sends a message to Bob, encrypted with a symmetric key. Bob decrypts the message and finds it is a purchase order for an expensive workstation. When the time comes to deliver
Q. Explain Simple Mail Transfer Protocol? Electronic Mail -Simple Mail Transfer Protocol (SMTP) is used to support email on the Internet -Addressing consists of two pa
To split data in pieces is known as segmentation and divide segmentation in pieces called Fragmentation. #question..
Write the definition of IPX and UDP IPX: Inter-network Packet Exchange supports the transport and network layers of the OSI network model. It provides fast, unreliable, communi
Consider figure. Assume a new flow E is added that takes a path from R1 to R2 to R6. How does the max-min bandwidth allocation change for the 5 flows?
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