A computer network is a set of computers connected together for the purpose of sharing resources, which most commonly is the internet. The quiz below is designed to help you see how much you learnt in your CCNA class when it comes to networking. Give it a shot and read up on what you get wrong.
Frame Relay
T1/E1
POTS
ISDN
They operate at the physical layer.
They operate at the network layer.
They operate at the data link layer.
They are proprietary standards.
Time Division Multiplexing
Bandwidth allocation
Load distribution
Packet switching
Network
Session
Data link
Transport
DCE
DTE
CPE
CO
Customer premises equipment
Toll network
Demarcation
Local loop
Basic telephone service and ISDN
Frame Relay
Frame Relay and basic telephone service
POTS and ATM
Multiplexed and packet switched
Packet switched and broadcast
Dedicated and broadcast
Dedicated and switched
SMDS
ISDN
Frame Relay
X.25
Network and transport
Physical and data link
Network and data link
Physical and network
ATM
T1/E1
ISDN
SMDS
Ethernet and 802.3
ISDN and Frame Relay
Token Ring and FDDI
SDLC and HDLC
Switch
CSU/DSU
Service provider circuit
Router port
Router
Host terminal
CSU/DSU
WAN switch
Dedicated line
Circuit-switched line
Packet-switched line
PVC
Frame Relay and ISDN
Frame Relay and X.25
ISDN only
ISDN and X.25
Local loop
T1 link
Telco loop
Switch circuit
Point of presence
Local loop
DTE
Demarcation
PPP
HDLC
X.25
ISDN
Wait!
Here's an interesting quiz for you.