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Explain Fiber-Optics cable.
A cable with central glass tube covered with protective shield which transmit data using photons is fiber optics cable. These cables transmit data through concentrated bursts of laser beams which are carried by bundles of hair thin glass fibers. They have benefits over electronic cables in transmission speed and volume. This technology has revolutionized telecommunication applications which used electronic cables. Fiber optics cables as free from electro-magnetic interference as well as wire tapping.
Determine the term - Mobility Mobility refers to the types of physical transitions that can be done by a mobile node within an 802.11 environment (no transition, movement from
The Data link layer performs the following: Responsible for physically passing data from single node to another. Translates messages from the upper layers into data frames and adds
What is the major issue with routing by rumor?
state the advantages of the ICT
What is a computer network? Computer Network is a collection of distributed intelligent devices that are connected with each other with transmission media for the purpose of da
Write the characteristic of Store and Forward switches? A) Store and Forward switch will not forward fragments. B) The longer the frame, the longer the delay (latenc
What is Message Oriented Middleware (MOM)? MOM permits general purpose messages to be exchanged in a Client/Server system using message queues. Applications communicate over n
Describe the concept of broad cast and multi-cast?
If a data packet switch has a queue of data packets waiting when a new packet reach. The new packet will be located on the whole queue and will have to wait while the switch forwar
- The ISO (International Organisation for Standardisation) is an International standards organisation responsible for a wide range of standards including many that are relevant to
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