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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 (B) Signup and view all the answers

What is a PCMCIA wireless network card used for?

To add wireless functionality to a machine (D) 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 (B) 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 (C) 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 (B) 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 (D) 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) (A) Signup and view all the answers

What is a key disadvantage of using a network hub?

Increased network traffic can become limited by collisions (C) 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 (B) Signup and view all the answers

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

Router (A) Signup and view all the answers

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

Switch (B) Signup and view all the answers

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

Layer 3 switch (B) Signup and view all the answers

What is the primary function of a cable modem?

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

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

Access point (D) Signup and view all the answers

What is the primary function of a DSL modem?

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