Computer Studies Chapter 8: Communications and Networks

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Communication systems can only transmit data through wireless connections.

False

The four basic elements of a communication system are sending and receiving devices, connection devices, communication channels, and data transmission specifications.

True

Coaxial cables are a type of wireless connection.

False

DSL modems use a telephone line and users cannot make outgoing calls or receive incoming calls while online.

False Signup and view all the answers

Wireless modems are used for portable high-speed connectivity.

True Signup and view all the answers

Protocols are not necessary for data transmission to be successful.

False Signup and view all the answers

HTTP is a secure protocol used for transferring data over the web.

False Signup and view all the answers

Satellite is a type of physical connection.

False Signup and view all the answers

HTTPS is used to protect the transfer of non-sensitive information.

False Signup and view all the answers

TCP/IP is used to identify sending and receiving devices and break information into small parts.

True Signup and view all the answers

A node is a device that is not connected to a network.

False Signup and view all the answers

A client is a node that shares resources with other nodes.

False Signup and view all the answers

A server is a node that requests resources from other nodes.

False Signup and view all the answers

There are four privacy issues in terms of data collection and use.

False Signup and view all the answers

A router is a central node that coordinates the flow of data.

False Signup and view all the answers

Private Networks can monitor employee email and computer files using special software.

True Signup and view all the answers

A WAN is a network that connects devices in the same building.

False Signup and view all the answers

History files include the contents of the websites you have recently visited.

False Signup and view all the answers

A Star topology is a type of network where each device is connected to a common cable called a bus or backbone.

False Signup and view all the answers

Temporary Internet Files are deleted when you close your browser.

False Signup and view all the answers

Web bugs are visible images or HTML code hidden within a web page or e-mail message.

False Signup and view all the answers

Spyware is a type of program that blocks unwanted advertisements on the internet.

False Signup and view all the answers

Keystroke loggers are a type of spyware that records your browsing history.

False Signup and view all the answers

Reading user agreements can help defend against spyware.

True Signup and view all the answers

A cracker is someone who creates and distributes beneficial programs to protect computer systems.

False Signup and view all the answers

Cybercrime involves the use of a computer and a network.

True Signup and view all the answers

Identity theft is only used to gain access to personal information.

False Signup and view all the answers

Computer security is only concerned with keeping hardware safe.

False Signup and view all the answers

Plagiarism is the act of giving credit to the original source of an idea.

False Signup and view all the answers

Malicious programs include viruses, worms, and Trojan horses.

True Signup and view all the answers

Cyberbullying is only done using the Internet.

False Signup and view all the answers

Computer ethics are guidelines for the illegal use of computers in our society.

False Signup and view all the answers

The Turnitin service is used to detect grammar mistakes in a paper or report.

False Signup and view all the answers

Systems analysis and design is a four-phase problem-solving procedure.

False Signup and view all the answers

The systems life cycle has five phases.

False Signup and view all the answers

Systems maintenance is the final phase of the systems life cycle.

True Signup and view all the answers

A system is a collection of activities and elements organized to accomplish a random goal.

False Signup and view all the answers

Systems analysts are computer professionals who conduct systems implementation.

False Signup and view all the answers

Preliminary investigation is the third phase of the systems life cycle.

False Signup and view all the answers

System design is the phase where new hardware and software are acquired, developed, and tested.

False Signup and view all the answers

Computer Studies Chapter 8: Communications and Networks

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Questions and Answers

Communication systems can only transmit data through wireless connections.

The four basic elements of a communication system are sending and receiving devices, connection devices, communication channels, and data transmission specifications.

Coaxial cables are a type of wireless connection.

DSL modems use a telephone line and users cannot make outgoing calls or receive incoming calls while online.

Wireless modems are used for portable high-speed connectivity.

Protocols are not necessary for data transmission to be successful.

HTTP is a secure protocol used for transferring data over the web.

Satellite is a type of physical connection.

HTTPS is used to protect the transfer of non-sensitive information.

TCP/IP is used to identify sending and receiving devices and break information into small parts.

A node is a device that is not connected to a network.

A client is a node that shares resources with other nodes.

A server is a node that requests resources from other nodes.

There are four privacy issues in terms of data collection and use.

A router is a central node that coordinates the flow of data.

Private Networks can monitor employee email and computer files using special software.

A WAN is a network that connects devices in the same building.

History files include the contents of the websites you have recently visited.

A Star topology is a type of network where each device is connected to a common cable called a bus or backbone.

Temporary Internet Files are deleted when you close your browser.

Web bugs are visible images or HTML code hidden within a web page or e-mail message.

Spyware is a type of program that blocks unwanted advertisements on the internet.

Keystroke loggers are a type of spyware that records your browsing history.

Reading user agreements can help defend against spyware.

A cracker is someone who creates and distributes beneficial programs to protect computer systems.

Cybercrime involves the use of a computer and a network.

Identity theft is only used to gain access to personal information.

Computer security is only concerned with keeping hardware safe.

Plagiarism is the act of giving credit to the original source of an idea.

Malicious programs include viruses, worms, and Trojan horses.

Cyberbullying is only done using the Internet.

Computer ethics are guidelines for the illegal use of computers in our society.

The Turnitin service is used to detect grammar mistakes in a paper or report.

Systems analysis and design is a four-phase problem-solving procedure.

The systems life cycle has five phases.

Systems maintenance is the final phase of the systems life cycle.

A system is a collection of activities and elements organized to accomplish a random goal.

Systems analysts are computer professionals who conduct systems implementation.

Preliminary investigation is the third phase of the systems life cycle.

System design is the phase where new hardware and software are acquired, developed, and tested.

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