Networking Devices and Concepts Quiz

What is the purpose of a firewall?

• To provide wireless access

• To connect devices in a LAN

• To filter and control network traffic

• To convert digital signals to analog

Which type of server keeps a historical record of messages from monitored devices?

• DNS server

• DHCP server

• Syslog server

• FTP server

Which two types of interference are reduced more by STP than by UTP?

• Cross-talk and attenuation

• EMI and RFI

• Heat and humidity

• Latency and jitter

What is a characteristic of a WAN?

• Connects devices in a single building

• Covers large geographic areas

• Uses only wireless signals

• Operates without routers

Which media type is not affected by EMI?

• Coaxial cable

• UTP cable

• Fiber optic cable

• Ethernet cable

Which device provides wireless connectivity as its main function?

• Router

• Access point

• Firewall

• Switch

Which three devices are often integrated into a multipurpose network device?

• Switch

• Wireless access point

• Router

• Modem

Which two devices are commonly powered by PoE?

• IP phone

• Access point

• Printer

• Desktop PC

Which pairs of wires change termination order between 568A and 568B standards?

• Green and blue pairs

• Green and orange pairs

• Brown and blue pairs

• Red and yellow pairs

Which smart home technology supports up to 232 devices with an open standard?

• Zigbee

• Z-Wave

• Wi-Fi

• NFC