Network Devices and OSI Functions

Front

Which function of the transport layer in the OSI or TCP/IP model helps messages get delivered between devices?

Back

Delivery of data between processes on different hosts

Front

What does encapsulation mean in the OSI model?

Back

Wrapping data with protocol information at each layer

Front

Which of the following would a network diagram help with most?
Options: Create user accounts, Encrypt data packets, Analyze physical device layout, Install software updates

Back

Analyze physical device layout

Front

“Data must always go through the router, even if it is just from one computer to another in the same classroom.” What is wrong with this statement?

Back

Data between devices on the same LAN goes through a switch, not a router.

Front

Which feature would you find only in a LAN, not a WAN?

Back

Provides high-speed access within a building

Front

Large areas or cities that use ISP infrastructure are known as ...

Back

WAN

Front

To connect a switch to a PC, a ______________ is used.

Back

Straight-through Ethernet

Front

Messages can be sent at lightning speed over long distances without electrical interference by using light instead of electricity with a _________ cable.

Back

Fiber-optic cable

Front

Which command should be used to enter global configuration mode?

Back

configure terminal

Front

In order for switches to forward frames to the correct destination, they use MAC address tables. What benefit does this provide to the network?

Back

Reduces collisions and unnecessary traffic