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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.
The entire idea of ISDN is to digitize the telephone network to allow the transmission of video, audio and text over existing telephone lines. The reason of the ISDN is to provide
One of the most popular models for designing parallel algorithms is PRAM (Parallel Random Access Machine). A PRAM consists of unbounded number of processors interrelating with each
What are the types of Transmission media? Signals are usually transmitted over some transmission media that are broadly divided in to two categories:- Guided Media: Th
Why are packets important in a network?
What are the functions of the typical server program? It waits for client-initiated requests. Executes many requests at the same time. Takes care of VIP clients first. Initiate
Buffering This protocols provides the advantage of buffering to the receiver can buffer any out of order packets after being received by sending acknowledgment when
Q. Explain the Public-Key Cryptography? Public-Key Cryptography - Each user has the same encryption algorithm and key - Decryption algorithm also key are kept secret
What are all the Base services provided by the OS? Interprocess communications (IPC) Task preemption Task priority Local/Remote Interprocess communication Semaphor
Gateway A gateway is an internetwork device which joins different network protocols together. It woods on all seven layers of OSI model. Gateways are also known as pro
Protocol Layering To design structural network protocols the designers organize protocol and use the network hard ware and software to implement the protocol in layers. E
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