29 Questions
Which factor is NOT considered in measuring network reliability?
Network's performance speed
In a point-to-point connection, what is true about the link?
The capacity of the link is reserved for transmission between two devices
What is the main difference between spatially and temporally shared channels in a multipoint connection?
Spatially shared channels require devices to take turns, while temporally shared channels allow simultaneous use.
What does a mesh topology imply about the network layout?
Every device has a dedicated point-to-point link to every other device
Which characteristic does NOT apply to a full-duplex communication channel?
'Spatially' sharing is necessary between devices
What is the key element for successful communication according to the passage?
Establishing rules or agreements to govern the conversation
Which of the following is NOT mentioned as an external quality of service (QoS) factor that can prevent a message from reaching the recipient or distort its intended meaning?
The sender's ability to convey the message clearly
According to the passage, what is the purpose of establishing rules or protocols before communicating with each other?
To ensure the message is successfully delivered and understood
Which of the following is NOT mentioned as a type of communication environment in the passage?
Virtual
According to the passage, what is the meaning of the term 'communication'?
The act of exchanging information
What does the passage suggest about data delivered late?
Data delivered late are useless
Which of the following is NOT a primary requirement for achieving network security goals?
Implementing redundant network infrastructure
Which type of network security concern focuses on protecting the information contained within the packets being transmitted over the network?
Information security
What is the primary purpose of QoS in a network?
To ensure that priorities are matched with the type of communication and its importance to the organization
Which of the following is NOT a type of network security concern that must be addressed?
Quality of Service (QoS)
What is the primary goal of ensuring communication integrity in network security?
To assure that the information has not been altered in transmission, from origin to destination
Which of the following is NOT a primary requirement for achieving network security goals?
Implementing encryption algorithms
Which of the following statements best describes the primary role of networks in our daily lives?
Networks facilitate instantaneous communication and sharing of ideas and resources globally.
Which of the following statements accurately reflects the impact of the internet on social, commercial, political, and personal interactions?
The internet has changed the manner in which these interactions occur, facilitating the creation of online communities.
Which of the following statements accurately describes the concept of the "human network" mentioned in the text?
The "human network" centers on the impact of the Internet and networks on people and businesses.
Which of the following statements accurately describes the historical development of data networks?
Data networks have rapidly expanded and been repurposed to improve the quality of life for people everywhere.
Which of the following statements best captures the importance of communication as described in the text?
Communication is almost as important to us as our reliance on air, water, food, and shelter.
Which of the following statements accurately describes the impact of networks on productivity opportunities?
The creation of online communities has the potential to increase productivity opportunities across the globe.
Which of the following is NOT a characteristic that network architectures need to address?
Encryption
What is the primary mechanism for managing congestion and ensuring reliable delivery of content to all users?
Quality of service (QoS)
What occurs when the demand for bandwidth exceeds the amount available?
Congestion
What happens when the volume of traffic is greater than what can be transported across the network?
Devices queue the packets in memory until resources become available to transmit them
Which of the following statements about scalability is correct?
Scalability refers to the ability to accept new products and applications without impacting performance
What is the purpose of fault tolerance in network architectures?
To limit the effect of a failure and enable quick recovery
Test your knowledge on network communication concepts like full-duplex, delay, reliability, and security. Learn about how data transmission works and the factors that affect network performance.
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