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Wireless Access Points and Modems Quiz

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Questions and Answers

What device acts as the point of entry from a wireless device to a wired network?

DSL modem

Modem

Router

Wireless access point (correct)

What is the primary function of a modem?

To connect a computer to a telephone line

To provide security for a cable/DSL connection

To convert analog signals to digital and vice versa (correct)

To create a wireless network

Which type of modem is designed for a continuous connection?

Cable modem (correct)

Analog modem

DSL modem

Dial-up modem

What is the purpose of a router in a cable/DSL connection?

To act as a hardware firewall Signup and view all the answers

What is a PCMCIA wireless network card used for?

To add wireless functionality to a machine Signup and view all the answers

What is the purpose of a private branch exchange (PBX) system?

To extend the public telephone network into a business Signup and view all the answers

What is the primary purpose of a concentrator in a network?

To manage and consolidate traffic from multiple sources Signup and view all the answers

Which of the following is a key security concern with wireless devices?

Radio waves or infrared allowing access to data by anyone within range Signup and view all the answers

What is the primary function of a network hub?

To connect devices using the same protocol at the physical layer Signup and view all the answers

What is the purpose of a Media Access Control (MAC) address?

To uniquely identify a network interface card (NIC) Signup and view all the answers

What is a key disadvantage of using a network hub?

Increased network traffic can become limited by collisions Signup and view all the answers

What is the primary benefit of using a concentrator in a network?

Managing and consolidating traffic from multiple sources Signup and view all the answers

Which of the following is a network traffic management device used to connect different network segments?

Router Signup and view all the answers

What type of device forms the basis for connections in most Ethernet-based LANs?

Switch Signup and view all the answers

Which of the following is a Layer 2 device but can also incorporate routing functionality?

Layer 3 switch Signup and view all the answers

What is the primary function of a cable modem?

Enabling Internet access over a cable TV network Signup and view all the answers

Which of the following is a device used to provide wireless connectivity in a network?

Access point Signup and view all the answers

What is the primary function of a DSL modem?

Enabling Internet access over a telephone line Signup and view all the answers