1) Modems are used to: a) Convert analog signals to digital signals and vice versa. b) Route data between internal networks. c) Connect wireless devices to wired networks. d) Block unauthorized traffic from entering a network. 2) Which device connects all the devices on a local area network (LAN) and ensures the right data gets to the right device? a) Router b) Switch c) Access Point d) Firewall 3) What is the primary role of a router in a network? a) To connect devices on a LAN using MAC addresses. b) To block unauthorized traffic from entering the network c) To manage traffic between local networks and the Internet using IP addresses. d) To convert analog signals to digital for data transmission 4) Which network device is best suited to restrict unauthorized access to a network? a) Router b) Switch c) Access Point d) Firewall 5) Which network device provides centralized management for large networks, allowing administrators to configure and monitor devices remotely? a) Firewall b) Router c) SNMP d) Access Point 6) If a desktop computer is connected via a network cable, which device would it most likely connect to next? a) Router b) Switch c) Access Point d) Firewall 7) What is the function of an access point in a network? a) To route data between different networks. b) To connect wireless devices to a wired network. c) To convert digital signals to analog for transmission over telephone lines. d) To restrict unauthorized access to the network. 8) Which of the following network devices operates based on MAC addresses? a) Router b) Switch c) Firewall d) Modem 9) Which device sits between an organization's internal network and the Internet, blocking unwanted traffic? a) Switch b) Router c) Access Point d) Firewall 10) Which device is primarily used for converting signals between analog and digital formats, especially for Internet connections over telephone or cable lines? a) Firewall b) Router c) Modem d) Switch

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