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Problem
1. Explain the term Switching. Describe the following Switching Mechanisms
a) Circuit Switchingb) Packet Switchingc) Message Switching
2. Define the terms Error Detection and Correction with respect to Data Transmission. Also explain the following concepts with respect to Error Detection and Correction
a) Parity Bitsb) Single Bit Error Correction Techniques
State the process of calculate the drift rate A drift rate of 10 -9 means 1 second in 109 seconds or 1 nsec every second. At OC-1 speed, say 50 Mbps for simplicity, a bit las
What is Multiplexing? Multiplexing is the set of techniques that permits the simultaneous transmission of multiple signals across a single data link.
802.11 CSMA/CA a) Wait a DIFS time to avoid collision b) Send RTS and wait for CTS reply to obtain the use of the Medium (air) c) Use of SIFS time for control informatio
Middleware is distributed software required to support interaction among clients and servers. In short, it is the software that is in the middle of the Client/Server systems and it
how to security net
Q. Show the application layer of Osi reference model? - The application layer is OSI layer that is closest to the user. - It offers network services to the user's applicatio
ARP - Address Resolution Protocol It is the protocol that traces IP addresses to MAC addresses. RARP - Reverse Address Resolution Protocol It is the protocol within the TC
What is the meaning of P-persistent If the medium is idle, transmit with probability p, and delay one time unit with probability (1 - p); if the medium is busy, continue to lis
WHAT IS NETWORK???
How to Configure the Ethernet Interfaces on the Host PCs Configure the Ethernet interfaces of PC1, PC2, PC3, PC4, PC5, and PC6 with the IP addresses and default gateways indica
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