CCN Self Assessment Quiz

How many layers are present in the Internet protocol stack (TCP/IP model)?

• 6

• 8

• 4

• 5

How many layers are present in ISO defined Open System Interconnection (OSI) model?

• 6

• 7

• 8

• 9

Two devices are in network if __________

• a process is running on both devices

• a process is active and another is inactive

• a process in one device is able to exchange information with a process in another device

• PIDs of the processes running of different devices are same

A __________ is a device that forwards packets between networks by processing the routing information included in the packet.

• bridge

• firewall

• hub

• router

HFC contains _______

• Fibre cable

• Coaxial cable

• A combination of Fibre cable and Coaxial cable

• Twisted Pair Cable

_______ topology requires a multipoint connection.

• Star

• Mesh

• Bus

• Ring

In the OSI model, as a data packet moves from the lower to the upper layers, headers are _______

• Added

• Randomized

• Removed

• Rearranged

Which network topology requires a central controller or hub?

• Ring

• Bus

• Mesh

• Star

In the OSI model, as a data packet moves from the upper to the lower layers, headers are _______

• Rearranged

• Randomized

• Removed

• Added

Hardware address is known as _________

• Network Interface Card

• MAC address

• IP Address

• Address Resolution Protocol