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Questions and Answers
Communication systems can only transmit data through wireless connections.
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.
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.
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.
DSL modems use a telephone line and users cannot make outgoing calls or receive incoming calls while online.
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Wireless modems are used for portable high-speed connectivity.
Wireless modems are used for portable high-speed connectivity.
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Protocols are not necessary for data transmission to be successful.
Protocols are not necessary for data transmission to be successful.
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HTTP is a secure protocol used for transferring data over the web.
HTTP is a secure protocol used for transferring data over the web.
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Satellite is a type of physical connection.
Satellite is a type of physical connection.
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HTTPS is used to protect the transfer of non-sensitive information.
HTTPS is used to protect the transfer of non-sensitive information.
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TCP/IP is used to identify sending and receiving devices and break information into small parts.
TCP/IP is used to identify sending and receiving devices and break information into small parts.
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A node is a device that is not connected to a network.
A node is a device that is not connected to a network.
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A client is a node that shares resources with other nodes.
A client is a node that shares resources with other nodes.
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A server is a node that requests resources from other nodes.
A server is a node that requests resources from other nodes.
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There are four privacy issues in terms of data collection and use.
There are four privacy issues in terms of data collection and use.
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A router is a central node that coordinates the flow of data.
A router is a central node that coordinates the flow of data.
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Private Networks can monitor employee email and computer files using special software.
Private Networks can monitor employee email and computer files using special software.
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A WAN is a network that connects devices in the same building.
A WAN is a network that connects devices in the same building.
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History files include the contents of the websites you have recently visited.
History files include the contents of the websites you have recently visited.
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A Star topology is a type of network where each device is connected to a common cable called a bus or backbone.
A Star topology is a type of network where each device is connected to a common cable called a bus or backbone.
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Temporary Internet Files are deleted when you close your browser.
Temporary Internet Files are deleted when you close your browser.
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Web bugs are visible images or HTML code hidden within a web page or e-mail message.
Web bugs are visible images or HTML code hidden within a web page or e-mail message.
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Spyware is a type of program that blocks unwanted advertisements on the internet.
Spyware is a type of program that blocks unwanted advertisements on the internet.
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Keystroke loggers are a type of spyware that records your browsing history.
Keystroke loggers are a type of spyware that records your browsing history.
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Reading user agreements can help defend against spyware.
Reading user agreements can help defend against spyware.
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A cracker is someone who creates and distributes beneficial programs to protect computer systems.
A cracker is someone who creates and distributes beneficial programs to protect computer systems.
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Cybercrime involves the use of a computer and a network.
Cybercrime involves the use of a computer and a network.
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Identity theft is only used to gain access to personal information.
Identity theft is only used to gain access to personal information.
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Computer security is only concerned with keeping hardware safe.
Computer security is only concerned with keeping hardware safe.
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Plagiarism is the act of giving credit to the original source of an idea.
Plagiarism is the act of giving credit to the original source of an idea.
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Malicious programs include viruses, worms, and Trojan horses.
Malicious programs include viruses, worms, and Trojan horses.
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Cyberbullying is only done using the Internet.
Cyberbullying is only done using the Internet.
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Computer ethics are guidelines for the illegal use of computers in our society.
Computer ethics are guidelines for the illegal use of computers in our society.
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The Turnitin service is used to detect grammar mistakes in a paper or report.
The Turnitin service is used to detect grammar mistakes in a paper or report.
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Systems analysis and design is a four-phase problem-solving procedure.
Systems analysis and design is a four-phase problem-solving procedure.
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The systems life cycle has five phases.
The systems life cycle has five phases.
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Systems maintenance is the final phase of the systems life cycle.
Systems maintenance is the final phase of the systems life cycle.
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A system is a collection of activities and elements organized to accomplish a random goal.
A system is a collection of activities and elements organized to accomplish a random goal.
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Systems analysts are computer professionals who conduct systems implementation.
Systems analysts are computer professionals who conduct systems implementation.
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Preliminary investigation is the third phase of the systems life cycle.
Preliminary investigation is the third phase of the systems life cycle.
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System design is the phase where new hardware and software are acquired, developed, and tested.
System design is the phase where new hardware and software are acquired, developed, and tested.
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