27 Questions
What is the main focus of Chapter 6 on Networks and Communications?
Physical and wireless communications channels
Which factor is used to describe data transmission in the context of networks?
Bandwidth and protocols
What type of network interfaces with personal computers in a limited geographical area?
Local area network
What is a key feature of network architectures?
Topologies and strategies
In the context of system software, what does 'increased connectivity potentially means increased productivity' imply?
Potential business benefits
Which part of the course primarily focuses on related careers in IT networking?
Part 3: Careers in IT
What is the primary purpose of computer communications?
Sharing data, programs, and information between two or more computers
Which of the following is NOT a category of communication channels?
Virtual Connections using software only
What technology uses high frequency radio wave signals?
Microwave
Which type of physical connection uses tiny glass tubes?
Fiber-optic cable
What is the function of a modem in a communication system?
Converting digital signals to analog
Which wireless technology extends Wi-Fi range using microwave?
WiMax
What does GPS technology determine about devices?
Geographic location
What connects personal computers to other computers and resources on a network and the Internet?
Connectivity using computer networks
What is the main focus of Chapter 7 in Computing Essentials 2017?
Cybercrimes and computer security
Which of the following is considered a form of cybercrime as discussed in Chapter 7?
Rogue Wi-Fi networks
In the context of computer security, what is the purpose of encrypting data?
To prevent data loss
What type of malicious software is designed to replicate itself and spread to other computers?
Worms
Which element of computer ethics is associated with the protection of intellectual property, such as music, literature, and software?
Digital Millennium Copyright Act
What is the impact of private networks, the Internet, and the web on privacy as discussed in Chapter 7?
Decrease in privacy due to cybercrimes
What are the three primary privacy issues as mentioned in Computing Essentials 2017?
Accuracy, property, and access
How is Big Data described in Computing Essentials 2017?
Data with a large volume and high variety
Who are the data collectors mentioned in Computing Essentials 2017?
Government agencies, telephone companies, and credit card companies
What is the main focus of the chapter covering issues related to the impact of technology on people in Computing Essentials 2017?
Threats to personal privacy and how to protect ourselves
In Computing Essentials 2017, what does the term 'Privacy' primarily concern?
Collection and use of data about individuals
How is the impact of technology on people described in Computing Essentials 2017?
Both positive and negative
What do large organizations compile about individuals daily as per Computing Essentials 2017?
Information about individuals daily
Study Notes
Networks and Communications
- Chapter 6 focuses on Networks and Communications
- Data transmission is described by the factor of bandwidth
- LAN (Local Area Network) interfaces with personal computers in a limited geographical area
- A key feature of network architectures is scalability
- Increased connectivity in system software implies increased productivity
Computer Communications
- The primary purpose of computer communications is to share data and resources
- Satellite communication is NOT a category of communication channels
- Microwaves use high frequency radio wave signals
- Fiber optic cables use tiny glass tubes as a physical connection
- A modem's function in a communication system is to modulate and demodulate signals
- WiMAX wireless technology extends Wi-Fi range using microwave
- GPS (Global Positioning System) technology determines the location and time of devices
Computing Essentials 2017
- Chapter 7 focuses on computer security and privacy
- Hacking is considered a form of cybercrime
- Encrypting data is done to protect it from unauthorized access
- Viruses are a type of malicious software designed to replicate and spread to other computers
- Digital rights management is associated with the protection of intellectual property
- The impact of private networks, the Internet, and the web on privacy is a concern
- The three primary privacy issues mentioned are data collection, data sharing, and data protection
- Big Data is described as large amounts of structured and unstructured data
- Data collectors mentioned include governments, corporations, and individuals
- The chapter covering issues related to the impact of technology on people focuses on safety, privacy, and ethics
- The term 'Privacy' primarily concerns the protection of personal information
- The impact of technology on people is described as a concern for safety, privacy, and ethics
- Large organizations compile information about individuals daily, including online behavior, location, and preferences
Test your knowledge on networks, communication systems, system software, connectivity, wireless revolution, network terminologies, and careers in IT. Learn about physical and wireless communication channels, connection devices, and services.
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