data using the analog circuit. • DSL- Digital subscriber line. A type of internet access service in which the data flows over the local loop cable from the home to the Telco central office‚ where a DSLAM uses FDM technology to split out the data and send it to a router and split out the voice frequencies and send them to a traditional voice switch. • Cable Internet- a term referring to internet access service provided by a
Premium IP address Internet Domain Name System
Network System Administrator Network Management Definition of Network Management History of Network Management. My previous knowledge within the IT field and network administrator is one I may pursue. Everything that makes a network function Hardware The network operating systems Understanding the need‚ process and the responsibilities involved of a Network Administrator This is a position that is consider an IT field and is very important to business. The position is unique
Premium Computer network Operating system Personal computer
Introduction to Telecommunications Network Engineering Second Edition For a listing of recent titles in the Artech House Telecommunications Library‚ turn to the back of this book. Introduction to Telecommunications Network Engineering Second Edition Tarmo Anttalainen Artech House Boston • London www.artechhouse.com Library of Congress Cataloging-in-Publication Data Anttalainen‚ Tarmo. Introduction to telecommunications network engineering/Tarmo Anttalainen.—2nd ed. p.
Premium Mobile phone Cellular network Telephone
C H A PTE 1 Learning objectives After learning this chapter the students will be able to: • • • • • • • • Define what a Computer Network is List the benefits of networking List different wired and wireless media for communication Identify different network devices Identify the type of network on the basis of area covered Describe various terms associated with computer networks. List various security threats to computer networks List the preventive and corrective measures against these
Premium Computer network Internet Ethernet
How many bits are in a gigabyte? | 1 billion | How many bits are in a megabyte? | 1 million | Convert 00101010 to decimal. | 42 | What is the difference between a sector and a track? | A sector is part of a track | How many bits are in one hexadecimal digit? | 4 | How are voice communications converted to digital signals? | Audio is sampled at a high rate which is converted to binary numbers | What does it mean to compress a video file? | To decrease file size | In this url‚ http://www
Premium Ethernet Computer network Address Resolution Protocol
& Point-To-Point Networks‚ Communications Types(Synchronous ‚ Asynchronous)‚ Modes of Communication :(Simplex‚ Half Duplex‚ Full Duplex) Unit-II (10) Transmission Media Classes of Transmission Media - Guided Media(Wired) : Coaxial Cable‚ Twisted Pair‚ Fiber Optics Cable‚ Advantages & disadvantages‚ Unguided Media(Wireless) : Propagation Methods(Ground‚ Sky‚ Line-Of-Sight)‚ Wireless TransmissionRadio Waves‚ Infra-Red‚ Micro-Wave‚ Wireless LANs‚ Bluetooth Unit-III (15) Layered Protocols Goals
Premium Unified Modeling Language Business process reengineering Software testing
1. What network topology has the inherent weakness of a single point of failure The Star physical network 2. Define "networking standard" The details of what a networking topology does and how it does it 3. "De facto standards" No particular standards‚ they are established as a matter of practice 4. About how many bytes are in a kilobyte (KB) 1000 bytes 5. Convert to decimal "00101011" 43 6. A single hexadecimal digit is equivalent to ______ binary digits 4 7. How are "Voice
Premium OSI model Ethernet Data Link Layer
sorts of physical media to transfer the data‚ here are a few examples: Twisted Pair copper * Category 4 copper- A unshielded twisted pair copper that is uses four pairs for which is used in telecommunications along with some networks used for computers that provides 20 megahertz of bandwidth with a data transfer rate of 16 megabytes per second. * Category 5 copper – This type of cabling also uses four pairs and is used more extensively in terms of Ethernet connections‚ telephony‚ and
Premium Computer network Ethernet Local area network
NT1310 Unit 7 Exercise 1 1. Crosstalk: A disturbance caused by electromagnetic interference‚ along a circuit or a cable pair. A telecommunication signal disrupts a signal in an adjacent circuit and can cause the signals to become confused and cross over each other 2. Waveguides: A circular‚ elliptical or rectangular metal tube or pipe through which electromagnetic waves are propagated in microwave and RF communications. The wave passing through the medium is forced to follow the path determined
Free Light Refraction Snell's law
About the Organisation Bharat Sanchar Nigam Ltd.(BSNL) was incorporated on 15th september 2000 . It took over the business of providing of telecom services and network management from the erstwhile Central Government Departments of Telecom Services (DTS) and Telecom Operations (DTO)‚ with effect from 1st October‘ 2000 on going concern basis.It is one of the largest & leading public sector units providing comprehensive range of telecom services in India. BSNL has installed Quality Telecom Network
Premium Mobile phone Internet Telephone