CSC1000 TEST 1 (CHAPTER 1)

Define the term, hot spot. Give two examples and describe how each is used.

A hot spot is a wireless network that provides Internet connections to mobile computers and devices. Wi-Fi uses radio signals to provide high-speed Internet and network connections to computers and devices capable of communicating via Wi-Fi. Wi-Fi hot spots provide wireless network connections to users in public locations, such as airports and airplanes, train stations, hotels, convention centers, schools, campgrounds, marinas, shopping malls, bookstores, libraries, restaurants, coffee shops, and more. Bluetooth uses short-range radio signals to enable Bluetooth-enabled computers and devices to communicate with each other. Bluetooth hot spots provide location-based services, such as sending coupons or menus, to users whose Bluetooth-enabled devices enter the coverage range.

Describe how homes and businesses use networks.

A network is a collection of computers and devices connected together, often wirelessly, via communications devices and transmission media. Most allow users to connect their computers wirelessly to the network. Users often are required to sign in to, or log on, a network, which means they enter a user name and password (or other credentials) to access the network and its resources.

Differentiate between a PC and a mobile computer. A laptop also is known as a(n) computer.

A personal computer (PC) is a computer that can perform all of its input, processing, output, and storage activities by itself and is intended to be used by one person at a time. A mobile computer is a portable personal computer, designed so that a user can carry it from place to place.

Describe the purpose of a pointing device. Give an example.

A pointing device is an input device that allows a user to control a small symbol on a screen, called the pointer. (mouse or touchpad) Examples: point click right-click double-click

Define the term, server. What services does a server provide?

A server is a computer dedicated to providing one or more services to other computers or devices on a network. Services provided by servers include storing content and controlling access to hardware, software, and other resources on a network.

Describe the characteristics and features of a tablet. List several touch screen gestures.

A thin, lighter-weight mobile computer that has a touch screen. A popular style of tablet is the slate, which does not contain a physical keyboard. Like laptops, tablets run on batteries or a power supply or both; however, batteries in a tablet typically last longer than those in laptops. Touch screen gestures: Tap: Quickly touch and release one finger one time. Double-tap: Quickly touch and release one finger two times.

Differentiate among voice, text, picture, and video messages.

A voice mail message is a short audio recording sent to or from a smartphone or other mobile device. A text message is a short note, typically fewer than 300 characters, sent to or from a smartphone or other mobile device. A picture message is a photo or other image, sometimes along with sound and text, sent to or from a smartphone or other mobile device. A video message is a short video clip, usually about 30 seconds, sent to or from a smartphone or other mobile device.

Differentiate between desktop, web, and mobile apps.

An application (or app for short) consists of programs designed to make users more productive and/or assist them with personal tasks. A desktop app is an application stored on a computer. A web app is an application stored on a web server that you access through a browser. A mobile app is an application you download from a mobile device's app store or other location on the Internet to a smartphone or other mobile device.

Define the terms, input and output. List several types of input devices and output devices.

An input device is any hardware component that allows you to enter data and instructions into a computer or mobile device. Examples: keyboard pointing devices (mouse or touchpad) voice input (microphone/headset) video input (webcam) scanner An output device is any hardware component that conveys information from a computer or mobile device to one or more people. Examples: printer displays speakers, earbuds, headphones

Explain the purpose of an online social network.

An online social network, also called a social networking site, is a website that encourages members in its online community to share their interests, ideas, stories, photos, music, and videos with other registered users.

Define the term, operating system. List popular operating systems for computers and mobile devices.

An operating system is a set of programs that coordinates all the activities among computer or mobile device hardware. Microsoft's Windows Apple's Mac OS Apple's iOS Google's Android

Define the term, cloud storage. Describe the types of services offered by cloud storage providers.

Cloud storage is an Internet service that provides remote storage to computer users. Some provide storage for specific types of media, such as photos, whereas others store any content and provide backup services.

Differentiate between data and information. Give an example of each.

Data (input) is a collection of unprocessed items, which can include text, numbers, images, audio, and video. Example: The item ordered, item price, quantity ordered, and amount received all represent data (input). Information (output) conveys meaning to users. Example: The computer processes the data to produce the cash register receipt (information, or output).

List services of the Internet that facilitate communications.

Email allows you to send messages to and receive messages and files from other users via a computer network. With messaging services, you can have a real-time typed conversation with another connected user (real-time means that both of you are online at the same time). VoIP (Voice over Internet Protocol) enables users to speak to other users over the Internet (discussed further in later modules). With FTP (File Transfer Protocol), users can transfer items to and from other computers on the Internet (discussed further in later modules).

Identify how the following industries use technology: government, financial, retail, entertainment, health care, science, travel, publishing, and manufacturing.

Government: Most government offices have websites to provide citizens with up-to-date information. People in the United States access government websites to view census data, file taxes, apply for permits and licenses, pay parking tickets, buy stamps, report crimes, apply for financial aid, and renew vehicle registrations and driver's licenses. Financial: Many people and companies use online banking or finance software to pay bills, track personal income and expenses, manage investments, and evaluate financial plans. Retail: You can purchase just about any product or service on the web, including groceries, flowers, books, computers and mobile devices, music, movies, airline tickets, and concert tickets. Entertainment: You can use computers and mobile devices to listen to audio clips or live audio; watch video clips, television shows, or live performances and events; read a book, magazine, or newspaper; and play a myriad of games individually or with others. Health Care: Whether you are visiting a family doctor for a regular checkup, having lab work or an outpatient test, filling a prescription, or being rushed in for emergency surgery, the medical staff around you will be using computers for various purposes. Science: All branches of science, from biology to astronomy to meteorology, use computers to assist them with collecting, analyzing, and modeling data. Travel: As you make the journey, you may interact with a navigation system or GPS, which uses satellite signals to determine a geographic location. GPS technology also assists people with creating maps, determining the best route between two points, locating a lost person or stolen object, monitoring a person's or object's movement, determining altitude, calculating speed, and finding points of interest. Publishing: Many publishers of books, magazines, newspapers, music, film, and video make their works available online. Organizations and individuals publish their thoughts and ideas using a blog, podcast, or wiki. Manufacturing: Computer-aided manufacturing (CAM) refers to the use of computers to assist with manufacturing processes, such as fabrication and assembly. Industries use CAM to reduce product development costs, shorten a product's time to market, and stay ahead of the competition.

Describe strategies that support green computing.

Green computing involves reducing the electricity consumed and environmental waste generated when using a computer. Recycling, using energy efficient hardware and energy saving features, regulating manufacturing processes, extending the life of computers, and immediately donating or properly disposing of replaced computers. Do not leave a computer or device running overnight. Turn off your monitor, printer, and other devices when you are not using them. Use energy efficient hardware. Use paperless methods to communicate. Recycle paper and buy recycled paper. Recycle toner, computers, mobile devices, printers, and other devices. Telecommute. Use videoconferencing and VoIP for meetings

Define the term, digital literacy.

Having a current knowledge and understanding of computers, mobile devices, the web, and related technologies.

Describe uses of technology in home automation.

Integrating features that automate a wide variety of tasks, save time and money, and enhance the overall at-home environment. Examples: Lighting Thermostats Appliances Security Remotes

List characteristics of a smartphone.

Internet-capable Communicates wirelessly with other devices or computers Includes: calendar address book calculator notepad games several other apps app store touch screen You can: listen to music take photos record videos send messages instead of calling (voicemail, text, picture, video)

Identify issues surrounding accessing an unsecured network.

Leaves it open to hackers. Hackers may be able to capture your passwords, hijack your accounts, or send spam or a virus. Criminals sometimes use unsecured wireless networks to cover up technology-related crimes. Others may steal connections to avoid the costs of Internet service.

List the steps involved in installing programs.

Locate the Program or Mobile App. Download and/or Install the Program or Mobile App. Run the Program or Mobile App.

Explain how to locate, install, and run programs. What is the role of a software developer?

Locate: Locate the program or mobile app to install. Programs are available from retail stores, websites, and from other online services such as Apple's App Store or Google Play. Mobile apps are available from your device's app store. Install: If you are installing a program on your computer from physical media such as a CD or DVD, insert the media in your computer. If the installation process does not start automatically, locate the installation program on the media and then double-tap or double-click the installation program. If the program or mobile app is available from a website or online store, download the application to your computer or mobile device. Once the download is complete, if the installation process does not start automatically, locate and then double-tap or double-click the downloaded file to begin the installation. Run: If you are using a computer, tap or click the program's tile or double-tap or double-click the program's icon in the desktop. Display a list of all programs and apps on your computer or mobile device and then tap or click the icon representing the program to run (some computers may require you to double-tap or double-click the icon). Use the search feature in the operating system to locate the newly installed program or app and then tap or click the search result to run the program or app. A software developer, sometimes called a developer or programmer, is someone who develops programs and apps or writes the instructions that direct the computer or mobile device to process data into information.

Define the term, malware. List ways you can protect yourself from malware.

Malware, short for malicious software, is software that acts without a user's knowledge and deliberately alters the computer's or mobile device's operations. Use virus protection software. Be suspicious of all unsolicited email and text messages. Disconnect your computer from the Internet. Download software with caution. Close spyware windows. Before using any removable media, scan it for malware. Keep current. Back up regularly.

Differentiate between memory and storage.

Memory consists of electronic components that store instructions waiting to be executed and the data needed by those instructions. Storage, by contrast, holds data, instructions, and information for future use. A computer keeps data, instructions, and information on storage media.

Explain physical and behavioral health risks associated with using computers.

Physical: injuries or disorders of the hands, wrists, elbows, eyes, neck, and back hearing loss Behavioral: technology addiction and technology overload

What privacy risks are involved with using technology? List guidelines for creating a strong password.

Privacy violated and identities stolen. Avoid using personal information. Use at least 8 characters. Use a variety of uppercase and lowercase letters, numbers, punctuation marks, and symbols. Select characters located on different parts of the keyboard. Change your password frequently. Do not use the same password for all websites you access. Passphrase. Avoid numbers or letters in easily recognized patterns. Do not spell words backwards, use common abbreviations, or repeat strings of letters or numbers. Do not keep your passwords in your wallet, on a sheet of paper near your computer, or in a text file on your computer or mobile device. Use online tools to evaluate password strength.

Define the term, software. Software also is called a(n) .

Software, also called a program, consists of a series of related instructions, organized for a common purpose, that tells the computer what tasks to perform and how to perform them.

List ways that schools use technology to enhance education.

Students can use a variety of devices, apps, and websites to collaborate and obtain content while teachers can share information in most content areas to engage students and enhance the learning process. Digital technology offers flexibility and a revised classroom setting. Mobile devices and tablets Virtual field trip Games and simulations Interactive whiteboards Share projects 3-D printers

Describe the Internet. Identify reasons people use the Internet.

The Internet is a worldwide collection of computer networks that connects millions of businesses, government agencies, educational institutions, and individuals. Search for information Conduct research Communicate with and meet other people Share information, photos, and videos with others Access news, weather, and sports Participate in online training Shop for goods and services Play games with others Download or listen to music Watch videos Download or read books Make reservations

Differentiate between the web and the Internet.

The Internet provides more than three billion home and business users around the world access to a variety of services. The World Wide Web is one of the widely used services of the Internet. The web consists of a worldwide collection of electronic documents.

Describe how technology is used in the health care industry.

The employee at the front desk uses a tablet to record your personal data and symptoms and to verify that your insurance coverage is current and informs you of your co-payment amount. A nurse takes your temperature and blood pressure and then asks a series of questions about your symptoms. The nurse also records this data in a tablet. The radiology department is located in a different area of the hospital, so the technicians watch a computer screen that displays a list of patients who currently are waiting for their services. As she is performing the scan, a computer records the images that later will be reviewed by a physician. She then returns to a computer at the nurses' station and adds her diagnosis to the database that stores your medical records. She also sends your prescription electronically to the hospital's pharmacy.

Describe the trend of digital device convergence and how it applies to mobile devices.

This trend of computers and devices with technologies that overlap, called digital device convergence, means that consumers may need fewer devices for the functionality that they require. Mobile devices have all of the features in one, so maybe digital cameras, portable media players, e-book readers, and handheld game devices are becoming obsolete because more and more smartphones and tablets include their functionality.

Explain what occurs when you synchronize computers and mobile devices.

When you synchronize, or sync, computers and mobile devices, you match the files in two or more locations with each other.

Differentiate between the services and uses of Facebook, Twitter, and LinkedIn.

With Facebook, you share messages, interests, activities, events, photos, and other personal information — called posts — with family and friends. You also can 'like' pages of celebrities, companies, products, etc., so that posts from others who like the same items will appear along with your other activities on Facebook. With Twitter, you 'follow' people, companies, and organizations in which you have an interest. Twitter enables you to stay current with the daily activities of those you are following via their Tweets, which are short posts (messages) that Twitter users broadcast for all their followers. On LinkedIn, you share professional interests, education, and employment history, and add colleagues or coworkers to your list of contacts. You can include recommendations from people who know you professionally. Many employers post jobs using LinkedIn and consider information in your profile as your online resume.

Explain whether or not a mobile device is a computer.

Yes it is because a mobile device is a computing device small enough to hold in your hand and because they operate under the control of instructions stored in their own memory, can accept data, process the data according to specified rules, produce or display information, and store the information for future use.

List the hardware you can use to input and view output for voice and video.

You can speak instructions into a microphone or wireless headset and capture live video on a webcam for a video call.

The web consists of a worldwide collection of electronic documents. What is each electronic document called?

a webpage, which can contain text, graphics, audio, and video

A computer keeps data, instructions, and information on storage media. Give some examples.

hard disks solid-state drives USB (universal serial bus) flash drives memory cards optical discs

Describe components of a backup plan. How do backup plans for mobile devices and personal computers differ?

A backup is a duplicate of content on a storage medium that you can use in case the original is lost, damaged, or destroyed. For laptop/desktop computer: Use a backup program, either included with your computer's operating system or one that you purchased separately, to copy the contents of your entire hard drive to a separate device. Regularly copy music, photos, videos, documents, and other important items to an external hard drive, a USB flash drive, or a DVD. Subscribe to a cloud storage provider. Schedule your files to be backed up regularly. Backup plans for mobile devices are less specific: Apps for backing up your smartphone or tablet's content are available. You also can back up a mobile device to your computer's hard drive using synchronization software that runs on your computer. Some mobile device manufacturers, such as Apple, provide cloud storage solutions to owners of their devices. Other services allow subscribers to use another computer as a backup storage location.

Describe how you might use blogs, wikis, and podcasts to publish content.

A blog is an informal website consisting of time-stamped articles (posts) in a diary or journal format, usually listed in reverse chronological order. Posts can contain text, photos, links, and more. A wiki is a collaborative website that allows users to create, add to, modify, or delete the content via their browser. Many wikis are open to modification by the general public. The difference between a wiki and a blog is that users cannot modify original posts made by a blogger. A podcast is recorded media that users can download or stream to a computer or portable media player.

What is a browser? Describe the purpose of a search engine.

A browser is software that enables users with an Internet connection to access and view webpages on a computer or mobile device. A search engine is software that finds websites, webpages, images, videos, news, maps, and other information related to a specific topic.

Define the term, communications device. List examples of wireless communications technologies.

A communications device is hardware capable of transferring items from computers and devices to transmission media and vice versa. modems wireless access points routers

Define the terms, computer, hardware, and user.

A computer is an electronic device, operating under the control of instructions stored in its own memory, that can accept data (input), process the data according to specified rules, produce information (output), and store the information for future use. Computers contain many electric, electronic, and mechanical components known as hardware. A user is anyone who interacts with a computer or mobile device, or utilizes the information it generates.

Explain the difference between a desktop and an all-in-one. What additional meaning does the term, desktop, sometimes have?

A desktop, or desktop computer, is a personal computer designed to be in a stationary location, where all of its components fit on or under a desk or table. On many desktops, the screen is housed in a display device (or simply display) that is separate from a tower, which is a case that contains the processing circuitry. Another type of desktop called an all-in-one does not contain a tower and instead uses the same case to house the display and the processing circuitry. The term, desktop, also sometimes is used to refer to an on-screen work area on laptops, tablets, and desktops.

Describe the purpose of these mobile devices: digital cameras, portable and digital media players, e-book readers, wearable devices, and game devices.

A digital camera is a device that allows you to take photos and store the photographed images digitally. A portable media player is a mobile device on which you can store, organize, and play or view digital media. Digital media includes music, photos, and videos. A digital media player or streaming media player is a device, typically used in a home, that streams digital media from a computer or network to a television, projector, or some other entertainment device. An e-book reader (short for electronic book reader), or e-reader, is a mobile device that is used primarily for reading e-books. An e-book, or digital book, is an electronic version of a printed book, readable on computers and other digital devices. A wearable device or wearable is a small, mobile computing consumer device designed to be worn. A game console is a mobile computing device designed for single-player or multiplayer video games.

Differentiate among the following technology user types: home user, small/home office user, mobile user, power user, and enterprise user.

A home user is any person who spends time using technology at home. Parents, children, teenagers, grandparents, singles, couples, etc., are all examples of home users. A small/home office user includes employees of companies with fewer than 50 employees, as well as the self-employed who work from home. Small offices include local law practices, accounting offices, travel agencies, and florists. A mobile user includes any person who works with computers or mobile devices while away from a main office, home, or school. Examples of mobile users are sales representatives, real estate agents, insurance agents, meter readers, package delivery people, journalists, consultants, and students. A power user is a user who requires the capabilities of a powerful computer. Examples of power users include engineers, scientists, architects, desktop publishers, and graphic artists. An enterprise has hundreds or thousands of employees or customers who work in or do business with offices across a region, the country, or the world. Each employee or customer who uses computers, mobile devices, and other technology in the enterprise is an enterprise user.