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Q. Explain about Error Detection?
Data can be corrupted during transmission because of accidents, Storms, sudden increase in electricity and voltage / decrease in signal power over distance
For reliable communication errors should be detected and corrected
State the benefits of Infrared light Infrared light does not penetrate walls or other opaque objects. This has two benefits: First, infrared communications can be more simply
a) What does the "CD" mean in the CSMA/CD? How is it implemented in the Ethernet? b) Consider an Ethernet hub with 8 ports and an Ethernet switch with 8 ports. In both cases
DNS spoofing This process is generally refers to the process of responding a DNS request that was supposed to implement for another server. This can be in the case where the s
Simple Mail Transfer Protocol ( SMTP) SMTP is the principal application layer protocol for internet electronic mail. It uses the reliable data transfer service of TCP to
Categories of address forms: STATIC: In this type the hardware manufacturer gives permanent physical address to every network manufacturer and interface must ensure th
What is Network Server? Network Server is a computer in Network that is designated to give one or more network service. For instance file server, database server etc.
Thinnet Characteristics Shorter range (185 meters) as well as smaller capacity Bus topology LAN Connectors and cables include: thin coaxial cable, NICs and BNC-T
Application Layer The application layer is where network applications and their application layer protocols reside. The internet application layer includes many protocols
Can you define the concept of Congestion
Q. Show the Model for Network Access Security? Model for Network Access Security (1) Gatekeeper functions comprise Password-based login authentications. (2)
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