Q.1. What is a ‘frame relay’ and in which layer does
it operate?
Ans. A frame relay is a packet-switching technology.
It operates in the data link layer.
Q.2 What is
‘beaconing’?
Ans. Beaconing is the process that allows a network
to self-repair networks problems.
Q.3 Differentiate between a ‘bit rate’ and ‘baud
rate’.
Ans. A bit rate is the number of bits transmitted
during one second, whereas, baud rate refers to the number of signal units per
second that are required to represent those bits.
Q.4 What is Project 802?
Ans. It is a project started by IEEE to set
standards to enable intercommunication between equipment from a variety of
manufacturers.
Q.5 Differentiate Communication and Transmission?
Ans. Through Transmission the data gets transferred
from source to destination (Only one way). It is treated as the physical
movement of data.
Communication means the process of sending and
receiving data between two media (data is transferred between source and
destination in both ways).
Q.6 Define various types of internet connections?
There are three types of internet connections. They
are listed below
Ø Broadband
Connection – This type of connection gives continuous high-speed internet. In
this type, if we log off from the internet for any reason then there is no need
to log in again.
Eg: Modems of cables, Fibres, wireless connection,
satellite connection etc.
Ø Wi-Fi
– It is a wireless internet connection between the devices. It uses radio waves
to connect to the devices or gadgets.
Ø WiMAX
– It is the most advanced type of internet connection which is more featured
than Wi-Fi. It is nothing but the high-speed and advanced type of broadband
connection.
