TEST - Network+ Lammle Ch5, part 1

What is a NIC?

• A type of computer monitor
• Hardware component that allows a computer to connect to a network
• Software program that allows a computer to connect to a network
• A type of computer virus

What layer does a NIC work on?

• Data Link layer
• Transport layer
• Network layer
• Physical layer

List some speeds of a NIC.

• 10 Mbps, 100 Mbps, 1 Gbps, and 10 Gbps
• 1 Mbps, 10 Gbps, 100 Gbps, and 1 Tbps
• 20 Mbps, 200 Mbps, 2 Gbps, and 20 Gbps
• 5 Mbps, 50 Mbps, 500 Mbps, and 5 Gbps

What device would get the fastest NICs available?

• High-end server or supercomputer
• Laptop
• Smartphone
• Desktop computer

What do the LEDs on the NICs indicate?

• Status of network connectivity and activity
• Number of packets transmitted
• Temperature of the NICs
• Power status of the NICs

What is a hub?

• A device that connects to the internet
• A device that amplifies signals
• A device that connects multiple devices together
• A device that stores data

What layer does a hub operate on?

• Physical layer
• Data link layer
• Network layer
• Transport layer

Hubs were replaced by what networking device?

• routers
• modems
• servers
• switches

What does a networking bridge do?

• Connects multiple network segments
• Manages network devices
• Encrypts network data
• Filters network traffic

What layer does a bridge operate on?

• Network Layer
• Physical Layer
• Transport Layer
• Data Link Layer