1) You are concerned about outside individuals' access to your network and would like to restrict this access using a network device. Which of the following devices would best meet this need? a) Firewall b) Router c) Switch d) Access Point 2) You are helping a user troubleshoot the network connection on their desktop computer. You examine the computer, and it seems to be functioning normally. When you examine a network card, you determine that the cable is plugged in correctly, but the light is not on, indicating that there is a problem with the connection to the next network device. What type of network device should you check next? a) Router b) Access point c) Switch d) Firewall 3) What is the primary function of a modem? a) To connect devices within a local area network b) To send traffic between networks c) To convert digital signals to analog and vice versa d) To monitor network traffic 4) What does the term "modem" stand for? a) Modernized Data Module b) Modular Device Manager c) Modulator-Demodulator d) Module Development 5) In which scenario are modems commonly used today? a) To connect devices within a Wi-Fi network b) B. For cable or DSL Internet connections c) C. To secure traffic between networks d) D. For connecting to a switch 6) Which network device ensures that data is delivered to the correct device on a local area network (LAN)?  a) Router b) B. Modem c) C. Switch d) D. Firewall 7) What type of address do switches use to send data to the correct device? a) IP address b) MAC address c) URL d) Port number 8) What is the main function of a router? a) To connect end-user devices within a LAN b) To send data within the same network using MAC addresses c) To route traffic between different networks using IP addresses d) To convert analog signals to digital 9) Which device connects all the switches in an organization to the Internet? a) Access Point b) Firewall c) Router d) Modem 10) What is the primary purpose of a firewall? a) To convert digital signals to analog b) To monitor and restrict traffic entering and leaving a network c) To connect wireless devices to a wired network d) To manage devices on a network 11) Which rule applies to a connection attempt that is not explicitly allowed by a firewall? a) The connection is granted b) The connection is forwarded to the switch c) The connection is denied d) The connection is routed to the Internet 12) Which of the following is an example of a firewall? a) Modem b) Access Point c) Border Firewall d) Router 13) What is the role of a wireless access point (WAP)?  a) To convert wireless signals into wired signals b) To connect wireless devices to a wired network c) To manage network security d) To route traffic between networks 14) Which of the following network devices uses powerful antennas and transmitters to broadcast Wi-Fi signals? a) Router b) Switch c) Access Point d) Modem 15) Which device sits between a wired network and wireless devices? a) Switch b) Access Point c) Modem d) Firewall 16) What is the function of Simple Network Management Protocol (SNMP)? a) To convert signals between analog and digital formats b) To route traffic between local networks and the Internet c) To centrally configure and monitor network devices d) To connect wireless devices to the wired network 17) What benefit does SNMP provide to network administrators? a) It secures network traffic b) It automates network management tasks c) It provides Wi-Fi access to devices d) It allows for remote access to modems 18) What type of signal does a modem convert a digital signal into? a) MAC signal b) IP signal c) Analog signal d) Binary signal 19) Which device is responsible for connecting end-user devices to the network? a) Router b) Switch c) Firewall d) Access Point 20) What type of address does a router use to route traffic between networks? a) MAC address b) IP address c) Port number d) URL 21) Where is a border firewall commonly placed within a network? a) Between two switches b) Between an organization’s network and the Internet c) Between a router and an access point d) Between end-user devices and a switch 22) What device would you use to connect two or more local area networks together? a) Firewall b) Switch c) Router d) Modem 23) What device would be used to connect a home computer to the Internet using a telephone line? a) Router b) Switch c) Firewall d) Modem 24) What is the primary role of a switch within a LAN? a) to route traffic b) to connect end-user devices to a network c) to convert signals from analog to digital d) to block unauthorized connections 25) Which device uses IP addresses to manage network traffic between local and external networks? a) Modem b) Switch c) Router d) Access Point 26) What is the key difference between a modem and a router? a) A modem connects devices within a network, while a router converts digital signals b) A modem connects to the Internet, while a router routes traffic between networks c) A router converts analog signals, while a modem blocks unauthorized connections d) A modem and a router perform the same function 27) What type of network management task is simplified by using SNMP? a) Network device configuration and monitoring b) Converting signals from analog to digital c) Blocking unauthorized network access d) Sending data between two routers 28) Which device would you use to control which devices can access the Internet from an internal network? a) Modem b) Router c) Firewall d) Switch 29) Which of the following is a device that allows wireless devices to connect to a wired network? A. Modem a) Modem b) Router c) Switch d) Access Point 30) What technology is commonly used to connect devices wirelessly to a network? a) Wi-Fi b) Ethernet c) SNMP d) Firewall

Network Device Test

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