Net+2.1 Questions

What is the process called that involves modulating the properties of a transmission medium to encode a signal?

• Transmission

• Modulation

• Encoding

• Frequency

The range of frequencies supported by a media type is referred to as the media ________.

• A) Bandwidth

• B) Frequency

• C) Signal

• D) Modulation

What does the '10' in 10BASE-T Ethernet standard signify?

• The signal mode

• The speed in Mbps

• The type of cable

• The category of the cable

In Ethernet standards, the twisted pair cable is rated to ______ standards that define what bandwidth it should support.

• BASE

• Cat

• Mbps

• Gbps

What does MAC stand for in networking?

• Media Access Control

• Multiple Access Control

• Media Access Communication

• Multiple Access Communication

In Ethernet, a collision occurs when two nodes transmit at the same time. This is managed by a protocol called ______.

• CSMA/CD

• TCP/IP

• HTTP

• FTP

What does the collision detection mechanism in CSMA/CD imply about data transmission?

• Full-duplex transmission is possible.

• Only half-duplex transmission is possible.

• Nodes can transmit and receive simultaneously.

• Nodes cannot transmit or receive.

In the 10BASE-T star wiring physical topology, each node is cabled to a(n) ______.

• Ethernet switch

• Ethernet hub

• Router

• Modem

What is the maximum supported link length for 100BASE-TX Fast Ethernet?

• 50 meters

• 100 meters

• 150 meters

• 200 meters

100BASE-TX Fast Ethernet raises the bit rate from 10 Mbps to ___ Mbps.

• 50

• 75

• 100

• 150