What does CDDI stand for?
a) copy distributed data interface
b) copper distributed data interface
c) copy distributed data inner
d) copper distributed digit interface
What does OSI model stand for?
a) open system information
b) open system interconnection
c) open set information
d) open set interconnection
Which of the following organization developed OSI model?
a) ANSI
b) ASCII
c) ISO
d) none of these
Explanation: ISO stand for International Standard of Organization
Which of the following year OSI model was developed?
a) 1981
b) 1982
c) 1983
d) 1984
How many layers are in OSI model?
a) five
b) six
c) seven
d) eight
Explanation: Application layer, Presentation layer, Session layer, Transport layer, Network layer, Data link layer, Physical layer
Which network layer provides services to user application?
a) application layer
b) presentation layer
c) session layer
d) transport layer
