WorksheetsISDN
Total questions: 5
Worksheet time: 3mins
Name
Class
Date
1.
Expand ISDN
a)
Integrated Services Digital Network
b)
Inverted Services Digital Network
c)
Integrated Services Display Network
d)
Inverted Services Display Network
2.
How many layers are present in ISDN Network
a)
2
b)
3
c)
4
d)
5
3.
ISDN is a digital Service
a)
True
b)
False
4.
Identify the disadvantage of ISDN
a)
High Data Range
b)
Takes only 2 seconds for connecting
c)
Costly
d)
Facilitates user with multiple digital channels
5.
Identify the layers present in ISDN.
a)
Physical layer , Data link layer, Network layer
b)
Physical layer, Presentation, Application layer
c)
Data link layer, Session layer, Transport layer
d)
Network layer, Session layer, Physical layer
100 %
