Wide Area Network?

1. Covers a small area
2. Connects computers and workstations covering a local area like, office or home (More...)

1. Made up of multiple LANs within limited area
2. Connects different LANs in a campus (More...)

1. Interconnects networks within a city
2. Supports data and voice transmission (More...)

RDBMS - Array (i.e. Array of structures)
Network data model - Graph
Hierarchical data model - Trees (More...)

Network communication standards are certain rules and specifications framed by standard organisations for manufacturing network hardware and developing network software.

Major communication standards have been formed by the organisations like ISO, IEEE etc. (More...)

No, a network ID can't be 127. Because 127 is not assigned to any IP address classes. It is reserved. (More...)

At the network layer of TCP/IP model the data unit created is called the datagram. (More...)

1.Interconnection of two or more computers and peripherals

2.Allows user to share and transfer information (More...)

Helps to improve network functionality:

1. Performance
2. Reliability
3. Security (More...)

1. LAN types are Ethernet, Token Ring, Token bus and Fiber Distributed Data Interface (FDDI).

2. OSI layers are Physical, Data Link, Network, Transport, Session, Presentation and Application layer

3. The factors of network selection criteria are Performance, Reliability and Security

4. Standards organization is unit which develops, maintains, improves, amends and revises standards (More...)