Podcast
Questions and Answers
What is the purpose of a web browser?
What is the purpose of a web browser?
- To manage internet security settings
- To display web pages (correct)
- To change the homepage of the internet
- To store personal data
How can users access other web pages from their browser's home page?
How can users access other web pages from their browser's home page?
- By using voice commands
- By typing a URL in the address bar (correct)
- By sending emails
- By rebooting the browser
What is the main function of a search site on the web?
What is the main function of a search site on the web?
- To change browser settings
- To create web pages
- To help locate other web pages using keywords (correct)
- To print documents
Which of the following methods does NOT help in viewing a web page?
Which of the following methods does NOT help in viewing a web page?
What type of sites primarily provide reference information such as addresses and phone numbers?
What type of sites primarily provide reference information such as addresses and phone numbers?
What is a defining feature of tablet computers?
What is a defining feature of tablet computers?
Which of the following statements about hybrid notebook-tablet computers is true?
Which of the following statements about hybrid notebook-tablet computers is true?
What is a primary disadvantage of using a thin client?
What is a primary disadvantage of using a thin client?
What category does a netbook fit into?
What category does a netbook fit into?
Which of the following is NOT a characteristic of Internet appliances?
Which of the following is NOT a characteristic of Internet appliances?
What advantage does a thin client offer?
What advantage does a thin client offer?
How do netbooks differ from traditional laptops?
How do netbooks differ from traditional laptops?
Which of the following is a disadvantage of using an Internet appliance?
Which of the following is a disadvantage of using an Internet appliance?
What is the primary function of a server in a small network?
What is the primary function of a server in a small network?
Which term refers to creating virtual environments rather than actual server setups?
Which term refers to creating virtual environments rather than actual server setups?
In what settings are mainframe computers most commonly used?
In what settings are mainframe computers most commonly used?
What is NOT a characteristic of mainframe computers?
What is NOT a characteristic of mainframe computers?
What is an example of a use case for virtualization in mainframe computers?
What is an example of a use case for virtualization in mainframe computers?
Which of the following best describes a midrange computer?
Which of the following best describes a midrange computer?
What kind of tasks do large organizations typically perform with mainframe computers?
What kind of tasks do large organizations typically perform with mainframe computers?
Which of the following statements is true regarding servers?
Which of the following statements is true regarding servers?
What is the primary function of a supercomputer?
What is the primary function of a supercomputer?
Which of the following best describes the processing capacity of Titan?
Which of the following best describes the processing capacity of Titan?
What is a common characteristic of supercomputers?
What is a common characteristic of supercomputers?
Which statement about computer networks is NOT true?
Which statement about computer networks is NOT true?
Which of the following applications are NOT typically associated with supercomputers?
Which of the following applications are NOT typically associated with supercomputers?
What kind of networks can computers and mobile devices connect to?
What kind of networks can computers and mobile devices connect to?
What is one reason supercomputers are considered expensive?
What is one reason supercomputers are considered expensive?
What is a fundamental function of computer networks?
What is a fundamental function of computer networks?
What is one characteristic that distinguishes online communications from traditional communications?
What is one characteristic that distinguishes online communications from traditional communications?
Which of the following should be avoided to maintain proper netiquette?
Which of the following should be avoided to maintain proper netiquette?
What is the best practice when composing subject lines for e-mails?
What is the best practice when composing subject lines for e-mails?
Why is it important to watch what you say in online communications?
Why is it important to watch what you say in online communications?
What is a characteristic that distinguishes online communications from traditional communications?
What is a characteristic that distinguishes online communications from traditional communications?
Which of the following is an inappropriate practice in online communications?
Which of the following is an inappropriate practice in online communications?
Why is it important to check spelling and grammar in online communications?
Why is it important to check spelling and grammar in online communications?
Which is a suggested guideline for online subject lines?
Which is a suggested guideline for online subject lines?
What does netiquette emphasize in online communications?
What does netiquette emphasize in online communications?
What is one common acronym used in online communications?
What is one common acronym used in online communications?
What type of remarks should be avoided in online communications?
What type of remarks should be avoided in online communications?
In the context of netiquette, what should the use of capital letters be limited to?
In the context of netiquette, what should the use of capital letters be limited to?
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Study Notes
Portable Computers
- Portable computers are designed for easy transport.
- Notebook computers use a clamshell design.
- Tablet computers use a digital pen/stylus or touchscreen.
- Hybrid notebook-tablet computers function as both a notebook and a tablet.
- Netbooks are smaller and designed for accessing internet resources.
Thin Clients and Internet Appliances
- Thin clients are designed to utilize a network for processing.
- Advantages of thin clients include lower cost, increased security, and easier maintenance.
- Disadvantages of thin clients include limited local storage and dependence on the network.
- An internet appliance is used for accessing the internet, like smart TVs and refrigerators.
Servers
- Servers are midrange computers used to host programs and data for networks.
- Virtualization refers to creating virtual server environments.
- Desktop virtualization delivers a user's desktop to their current device.
Mainframe Computers
- Mainframe computers process huge amounts of centralized data.
- They are used by large organizations like hospitals, universities, and banks.
- Mainframes often use virtualization for processing data from smart meters and running social networks.
Supercomputers
- Supercomputers are the fastest, most expensive, and most powerful type of computer.
- They cost millions of dollars and contain a large number of processors.
- Titan, one of the fastest computers in the world, contains over 300,000 processors.
Computer Networks and the Internet
- A computer network is a collection of devices connected together.
- Users can share hardware, software, and data.
- Most computers and mobile devices connect to networks.
Surfing the Web
- A web browser displays web pages.
- The browser's homepage is displayed upon opening the browser.
- Web pages can be accessed by typing a URL in the address bar or clicking hyperlinks.
Searching the Web
- A search site locates web pages and other resources.
- Search sites typically use keywords for searching.
- Reference sites are designed for looking up addresses, phone numbers, maps, and other reference information.
Technology and Society: Online Communications
- Online communication is less formal than traditional forms.
- Netiquette is a set of guidelines for online communication.
- It includes being polite, considerate, and avoiding offensive remarks.
- Abbreviations and emoticons are often used in online communication, such as "BTW" (by the way) and "☺".
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