hardware words

3. a combined device for modulation and demodulation, for example, between the digital data of a computer and the analog signal of a phone line.
4. a device for making and breaking the connection in an electric circuit.
6. A network interface card (NIC) is a hardware component, typically a circuit board or chip, which is installed on a computer so it can connect to a network.
7. In computing, a firewall is a network security system that monitors and controls incoming and outgoing network traffic based on predetermined security rules.
9. A web service is either: a service offered by an electronic device to another electronic device, communicating with each other via the Internet
11. We define WAN, or wide-area network as a computer network that connects smaller networks.

1. a power tool with a shaped cutter, used in carpentry for making grooves for joints, decorative moldings, etc.
2. A mesh network is a network in which devices or nodes are linked together, branching off other devices or nodes.
5. A wireless access point (WAP) is a hardware device or configured node on a local area network (LAN) that allows wireless capable devices and wired networks to connect through a wireless standard, including Wi-Fi or Bluetooth. WAPs feature radio transmitters and antennae, which facilitate connectivity between devices and the Internet or a network.
8. A local area network (LAN) consists of a series of computers linked together to form a network in a circumscribed location ( commonly in esports).
10. A star network is a local area network (LAN) topology in which all nodes -- personal computers (PCs), workstations or other devices -- are directly connected to a common central computer that is often referred to as a hub.