Intro to Information Technology

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Sunday, 26 June 2011

Network Administrator

Posted on 05:03 by Unknown

A network administrator is a person who is responsible to maintain to hardware and software that comprise a network. It usually a technical or network staff in an organization but rarely involved with direct user support.
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Network Operating Systems

Posted on 04:08 by Unknown




Network Operating System is the software that runs on a server and enables the server to manage data, users, groups, security, applications, and other networking functions. It allows to share files and printer access among multiple computers in a network, generally a local area network(LAN), or private network or to another network.

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Server

Posted on 03:49 by Unknown




A server is a computer program runs to serve the needs or request of other programs which may or may not be running on the same computer. often provide essential services across a network, either to private users inside a large organization or to public users via the internet.
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Client

Posted on 03:03 by Unknown




A client is an application or system that a remote service on another computer system, known as server, to connect the network. The device is not capable of running stand-alone programs, but interact with remote computers through a network.
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Node

Posted on 02:26 by Unknown




A node is a connection point, it depends on the network and protocol layer referred to. A physical network node is an active electronic device to connect to the network, and is capable of sending, receiving, or forwarding information over a communications channel.
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TCP/IP

Posted on 01:00 by Unknown




The TCP/IP (Internet Protocol Suite) is specific networking protocols which enable computer to communicate over a network. TCP/IP provides end-to-end connectivity specifying how data should be formatted, addressed, transmitted, routed and received at the destination.
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Saturday, 25 June 2011

Bandwidth

Posted on 23:57 by Unknown




A bandwidth is a rate of data transfer, bit rate or throughput, measured in bits per second (bps).
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Blog Archive

  • ▼  2011 (71)
    • ▼  June (22)
      • Network Administrator
      • Network Operating Systems
      • Server
      • Client
      • Node
      • TCP/IP
      • Bandwidth
      • Demodulation
      • Modulation
      • Chapter 9
      • Solid-state storage
      • Optical disk drive
      • Internet hard drive
      • File compression & depression
      • Disk caching
      • optical-mark recognition
      • Optical-character recognition
      • Magnetic-ink
      • Laser printer
      • Ink-jet printer
      • Ergonomic Keyboard
      • Input and Output
    • ►  May (28)
    • ►  April (21)
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