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Q. What do you understand by OSI?
Ans: The Open System Interconnection (OSI) reference model illustrates how information from a software application in one computer goes through a network medium to a software application in another computer. The OSI reference model is a basic conceptual model composed of seven layers, each indicate particular network functions. The model was designed by the International Standardization Organization (ISO) in 1984, and it is now considered the main architectural model for inter-computer communications.
which are 5 major network services
What is mesh topology Mesh topology is a setup wherein every device is linked directly to each other device on the network. Consequently, it needs that each device has at least
Simplicity The advantage of this approach is the simplicity of receiver buffering. The receiver need not buffer out of order packets the sender must maintain the upper an
What is on electronic payment system? Electronic payment systems are alternative cash credit payment methods using several electronic methods to pay for products and services in
What is Uniform Resource Locator Address of location for accessing Web pages. Clicking on an icon or "hot text" is the most common means of accessing and using a URL. Typing
I have a research in this topic " Mitigating DoS Attacks against Broadcast Authentication in Wireless Sensor Networks " with simulation
State how the different IP-QoS needs for controling traffic, data and voice applications can be supported in your technology choice from Q7. Describe the specific IP-QoS schemes -
Two broad classes of middleware are a) General middleware b) Service-specific middleware.
What is redirector in Networking? Redirector is software that intercepts file or prints I/O requests and changes them into network requests. This comes under presentation layer
Describe the main factors of switching delay No. The speed of propagation is 200,000 km/sec or 200 meters/µsec. In 10 µsec signal travels 2 km. Therefore, each switch adds equi
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