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Distributed systems are composed of a number of physically separate machines connected by one or more communication links. Unlike parallel systems, there's no shared clock or memor
Q. Mechanical Characteristics of RS232 interface? - 9-pin connector - 9-pin connector is more usually found in IBM-PC but it covers signals for asynchronous serial com
Question: a) One of the most important duties of a system administrator is to protect the information that is stored on network servers. In the same context, describe both Ma
State about the Cell sectoring With cell sectoring, a cell is separated into a number of wedge-shaped sectors, each with its own set of channels, typically 3 or 6 sectors per c
Explain about the Switches LAN switches are an expansion of the method in LAN bridging, which controls data flow, handles transmission errors, gives physical addressing, and ma
MAC address called Physical address Because it's not changeable
Path Layer The path layer maps services such as DS3, FDDI, and ATM into the SONET payload formal. This layer provides end to end communications signals labelling path m
Network Criteria - Performance - It is able to be measured by transit time and response time. Affected by type of medium, number of users and connected HW/SW - Reliability
Define Encoder? A device or program that uses predefined algorithms to encode, or compress audio or video data for storage or transmission use. A circuit that is used to change
Tunnelling To guarantee privacy for the organization, VPN specifies that each IP datagram destined for private use of the organization, must first be encrypted and then en
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