Introduction to Computer Communications Quiz

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Questions and Answers

What is computer communications?

The process of sharing physical hardware between two or more computers

The process of sharing food recipes between two or more computers

The process of sharing data, programs, and information between two or more computers (correct)

The process of sharing personal anecdotes between two or more computers

Which communication method provides a fast, efficient alternative to traditional mail?

Texting

Internet telephone

Electronic commerce

E-mail (correct)

What is the concept of connectivity related to in computer networks?

Sending and receiving electronic documents

Linking people and resources using computer networks (correct)

Buying and selling goods electronically

Providing alternative to long-distance telephone calls

What do communication systems do?

Transmit data from one location to another Signup and view all the answers

What does Internet telephone provide a low-cost alternative to?

Long-distance telephone calls Signup and view all the answers

What is a feature of texting as a communication method?

Provides very efficient direct text communication between individuals using short electronic messages Signup and view all the answers

What role do sending and receiving devices play in a communication system?

They originate as well as accept messages in the form of data, information, and/or instructions. Signup and view all the answers

What is the function of a modem in a communication system?

To enable digital microcomputers to communicate across different media. Signup and view all the answers

Which type of modem uses standard phone lines to create a high-speed connection directly to a phone company’s offices?

DSL Modem Signup and view all the answers

What is the main difference between a telephone modem and a DSL modem?

Telephone modems are slower than DSL modems. Signup and view all the answers

What are data transmission specifications in a communication system?

The rules and procedures that coordinate the sending and receiving devices by precisely defining how the message will be sent across the communication channel. Signup and view all the answers

What is the function of connection devices in a communication system?

To act as an interface between the sending and receiving devices and the communication channel. Signup and view all the answers

What is the role of a wireless modem in a communication system?

To provide very portable high-speed connectivity from virtually anywhere. Signup and view all the answers

What is the function of physical connections in a communication system?

To use a solid medium to connect sending and receiving devices. Signup and view all the answers

What is a common attribute of both DSL modems and cable modems?

Both are usually external and connect to the system unit using either a USB or an Ethernet port. Signup and view all the answers

What is a primary characteristic of wireless connections in a communication system?

They do not use a solid medium to connect sending and receiving devices. Signup and view all the answers

Study Notes

Computer Communications

Computer communications refer to the process of exchanging information between devices using computer networks.

Communication Methods

Electronic mail (email) provides a fast and efficient alternative to traditional mail.

Computer Networks

Connectivity in computer networks refers to the ability of devices to connect and communicate with each other.
Communication systems enable devices to send and receive information.

Internet Telephone

Internet telephone provides a low-cost alternative to traditional telephone services.

Texting

Texting, as a communication method, allows for quick and concise exchange of information.

Devices in Communication Systems

Sending and receiving devices play a crucial role in communication systems, enabling the exchange of information between devices.
Modems act as a bridge between devices and communication networks, enabling data transmission.
A standard modem uses standard phone lines to create a high-speed connection directly to a phone company’s offices.
The main difference between a telephone modem and a DSL modem is the type of connection and speed.

Data Transmission

Data transmission specifications in a communication system refer to the rules and protocols governing data exchange between devices.

Connection Devices

Connection devices in a communication system enable the connection and communication between devices.

Wireless Connections

Wireless modems enable wireless communication between devices.
Physical connections, such as cables, enable wired communication between devices.
Wireless connections are characterized by mobility and convenience.
A common attribute of both DSL modems and cable modems is their ability to provide high-speed internet connections.

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Description

Test your knowledge of computer communications with this quiz covering the basics of sharing data, programs, and information between computers. Explore topics such as email and texting as efficient forms of electronic communication.