Computers Test 1
Plotters are small, lightweight printers that easily can be connected to mobile devices
False, mobile printers
E-commerce sites use Transport Layer Security (TLS) to encrypt data and protect you from fraud and identity theft.
True
BYOD stands for Bring Your Own ____
device
(T/F) Jorge saw a computer named Watson on the game show Jeopardy and was surprised at how many answers Watson was able to get correct, especially because the math problems involved solving equations. Watson was using augmented reality to solve the problems
false
(t/f) the internet engineering task force (IETF) sets standards for webpage design
false
Which of the following is a technology designed for use in manufacturing?
machine-to-machine (M2M) communications
Rajesh is considering whether to use a web app to collaborate with a group of friends on a project. what is one reason he should avoid using a web app for the project?
one friend has an unreliable, slow internet connection
which of the following describes business-to-business (B2B) e-commerce purchases?
pricing can vary for each customer
Which of the following is the science that combines technology and engineering?
robotics
on a webpage, a ______ provides supplemental material such as social networking feeds and ads
sidebar
Which of the following is NOT true about mobile health?
the need for visits to the doctor's office is increased
Which of the following is NOT likely to be found on a webpage?
A formatting toolbar
Google is an example of which type of website?
A search site
Uninterruptable power supplies and surge suppressors will help protect your computer from power outages.
False, power fluctuations
(T/F) The first generation of computers used microprocessors
False; they used vacuum tubes
What devices do not need device drivers to be manually installed, and start to function as soon as they are connected to a computer?
Plug-and-play Devices
Which of these is not an input device?
Printer
To resolve major computer issues, computer professionals often suggest restoring the operating system. Which of the following should happen before this step?
Transfer contents to an external storage device.
In an 8-bit coding scheme, 8 bits can represent one character
True
Peripheral devices, like a USB flash drive, are generally connected to your computer through ports.
True
Wikipedia is a collaborative website where a team of people can publish or modify content on a webpage.
True
What is the first step to performing hardware maintenance?
Turn off the computer and remove its power source.
Alessandro wants to use his desktop computer to video chat with his mother. What hardware does he need to accomplish this?
Use his webcam and speakers so that he and his mother can both see and hear each other.
Which of the following is a necessary step in maintaining computer hardware?
Using a UPS or a surge suppressor
a(n) ______ website gathers, organizes, and then distributes web content
content aggregator
a business-to-consumer (B2C) website tracks the items you place in a shopping cart using _____
cookies
what does B2C websites use to track the items you select on the website
cookies
which of the following is NOT a factor search engines consider when ranking search results
design quality of the webpage
______ are smart devices that respond to a user's verbal commands by using search technology to provide an answer to a question or preform a task
digital assistants
If you want to use evidence found on computers, networks, and other devices to help solve crimes, then which of the following careers is a match for you?
digital forensics
if you have ______, you can evaluate whether information is misleading, biased, or out of date
information literacy
If you copy a drawing from the internet and use it in a report, you might be violating the artist's ____
intellectual property rights
your school has just been awarded a technology grant. Each grade level team has been asked to submit a proposal for how they could use the money. Your team puts forward an idea where students can submit work online and work collaboratively with on projects. What type of classroom have you described?
intelligent classroom
Before going into space, astronauts spend many hours training on flight simulators allowing them to learn how to fly without life and death consequences. How would you describe the technology the flight simulator is using?
it is using virtual reality
colleges use ______ management systems to set up web-based training sites where students can check their progress in a course, take practice tests, and exchange messages with the instructor or other students
learning
the local community college wants to increase its online offerings. To do so, the college will most likely need to purchase a (an) _______
learning management system (LMS)
what are "hits" that search engines list on the first page?
most relevant results
a company's ______ department oversees the centralized computer equipment and administers the network
operations
What types of activities are ideal for a robot to perform?
repetitive tasks
A smart refrigerator can use _____ to detect when you are running low on milk, and then send a reminder to you on a wireless network
sensors
Akira has a mobility impairment that makes it difficult to type on a keyboard. What technology can she use to create written documents without using a keyboard?
speech recognition software
search engines use software that combs the web to find webpages and add new data about them to the database. what is this software called?
spiders
____ is an environment where processors are embedded in objects that communicate with one another via the Internet or wireless networks
the Internet of Things (IoT
____ is the gap between those who have access to technology and its resources and information, especially on the Internet, and those who do not
the digital divide
the basic premise of _____ is that objects can be tagged, tracked, and monitored through a local network, or across the internet
the internet of things
how are delivery drivers able to meet the delivery timelines selected by customers when purchasing products?
they use a GPS to avoid traffic delays
Why do companies use online collaborative productivity software?
to allow employees to share, edit, and comment on documents
(T/F) embedded computers usually are small and have limited hardware but enhance the capabilities of everyday devices
true
(t/f) a Digital citizen uses technology to be productive and efficient
true
(t/f) you must be online to use web apps
true
which of the following is assigned to each webpage to identify its location on the internet?
uniform resource locator (URL)
Margot and Tomas have heard how beautiful the Swiss Alps are, but they are afraid to fly. What technology could they use to see and experience the Alps without flying there?
virtual reality
a(n) _____ is an electronic document that can contain text, graphics, sound, video, and links
webpage
Jane volunteers at an orphanage called "We Are One" and is developing a website to seek financial assistance. Which server address should she use?
www.weareone.org
which of the following is not an advantage of e-commerce for consumers?
you have little risk of having your credit card number intercepted
______ is a nonprofit organization that helps content creators keep copyright to their materials while allowing others to use, copy, or distribute their work
creative commons
(T/F) embedded computers are standalone products that have many functions
false; embedded computers preform a specific function based on the requirements of the product in which they reside
checking a website author's credentials is one way to establish a site's ______
credibility
Your company must reduce its electronic waste by 10 percent in the next year. What can the company do to meet this goals?
use sleep modes and other power management features for computers and devices
In general, a high-powered processor is not necessary for a computer that will be used primarily to check email and browse the web
True
The Unicode coding scheme supports a variety of characters including those for Chinese, Japanese, and Arabic languages.
True
The speed at which data travels on a bus is referred to as the word size
True
Volatile memory loses its contents when power is removed
True
What is the most common type of storage device for transferring files from one computer to another?
USB Flash Drive
which of the following lets you use a sentence of paragraph of text without permission if you include a citation to its source
fair use doctrine
t/f when you perform a search, a general search engine searches the entire Internet
false
t/f the mobile health trend refers to doctors and nurses using smartphones or tablets to access health records stored on mobile devices
false the cloud
t/f automated vehicles decrease independent transportation options for people with disabilities
false they increase
(T/F) computers with AI use human intelligence to make decisions
false they use machine intelligence
Juan is interested in getting a job in the technology field. He is interested in protecting data from threats, and stopping hackers and viruses. Which job should Juan apply for?
information security
Ms. Lawson, a primary school teacher, told her students that a photograph of the president is in the public domain. what does she mean by this?
the photo is free of copyrights
in the web address www.microsoft.com, the ".com" is the ______ meaning _______
top-level domain; commercial enterprise
plagiarism is best defined as _____
using another's work and claiming it as your own
Which of the following tells your computer how to connect to devices you might connect?
Device driver
Which of the following does a secure website use to safeguard transmitted information?
Encryption
What should you do if a headset plugged into your computer is not working properly?
Update the device driver
Which of the following is classified as input device?
Webcam
Andy is writing an article and wants to verify a few facts. which of the following websites is designed to provide answers to factual questions?
Wolfram Alpha
which of the following is an example of a specialty search engine
Wolfram Alpha
What is the binary system?
a number system with two digits, 0 and 1
How will technology help people with disabilities become more transportation independent?
automated vehicles will be developed
(T/F) a microprocessor is the brains of a computer
true
t/f a digital coupon provides a promotional code you enter when you check out and pay for online purchases
true
If you are experiencing display problems on your computer, which of the following troubleshooting techniques might you attempt first?
check to see that all cables are properly connected
which of the following indicates a secure website connection?
https in the URL
who or what creates the index for a web directory?
human editor
t/f a kiosk is a freestanding booth usually placed in a public area that can contain a display device used to show information to the public or event attendees
true
t/f an intelligent classroom is one in which technology is used to facilitate learning and communication
true
t/f the energy star program encourages manufacturers to reduce the amount of electricity used by computers and related devices
true
What could cause an external drive, like a USB flash drive, to not be recognized when plugged into a computer?
A faulty port
Which company was the first to develop a computer meant for personal use?
Apple
What technology can collect information to make decisions, reach conclusions, and combine information in new ways?
Artificial Intelligence (AI)
What determines the speed at which data travels?
Bus Width
Which of the following factors can affect processor performance of a CPU?
Clock Speed
Which of the following devices is the easiest to upgrade, such as by adding RAM?
Desktop Computers
In which of the following types of computers is the system unit in separate housing from the monitor
Desktop computer
All-in-one computers are easier to service and upgrade but occupy more space than desktop computers.
False
An e-commerce website offers fewer models, colors, and sizes than a physical store.
False
Flash memory is a type of volatile memory
False
When accessed, an e-commerce website that sells carpentry tools display a lock icon somewhere in the window of the browser. The address bar in the Chrome browser would identify this website as "insecure."
False
Which of these hardware components can you use to store videos?
Hard drive
What is the recommended solution if a computer performs slowly?
Install additional RAM.
What printer is commonly used to produce high-quality professional drawings such as architectural blueprints?
Plotter
Alex needs to email his graduation certificate to a prospective employer. He has only physical copies of the certificate. What device could he use to create an electronic copy of the certificate?
Scanner
Under which of the following circumstances might you be most likely to contact a professional to repair your computer or mobile device?
Screen is broken
All of the following are pointing devices except:
Touchpointer
Amelie lists her dishwasher for sale on eBay. Ryan, who lives in another city, bids for the best price and uses his credit card to pay for the dishwasher. Is this transaction an example of e-commerce?
Yes; it is a business transaction on a consumer-to-consumer website.
Cloud storage refers to the storage of data on ______.
a server on the Internet
_____ text is descriptive text added to an object
alternative
you work for a company that is losing sales because it takes days to manufacture products. what technology can you suggest the company use to speed production?
computer-aided manufacturing
which of the following is a web app
google docs
Rogelio wants to buy appliances for his newly leased apartment. He looks for information on PriceGrabber, a comparison shopping website. Which of the following advantages do sites such as this offer?
price comparisons from different vendors
Steffi needs to find the domain name of the webpage she is currently viewing. to do this, she needs to look at the address bar of the browser
true
if you have information literacy, you can select the right tool to find the information you need
true
each webpage is assigned a(n) _______, an address that identifies the location of the page on the Internet
uniform resource locator (URL)
_____ is the use of computers to stimulate a real or imagined environment that appears as a three-dimensional space
virtual reality (VR)
Simone just received a letter from her health care provider telling her she can create an account that will giver her access to all her health records. how would you describe what her provider is encouraging his patients to engage with?
a mobile health app (mHealth)
You are on vacation and want to see where all the restaurants and trendy shops are in relation to your hotel. You remember there is an app on your phone that will use your location and show you that information. What is the app using?
Augmented reality
Ronald maintains a website that focuses on travel-related information. He gathers adventure posts from various travel blogs and shares them to his site. What type of website does Ronald maintain?
Content aggregator site
Most computers can operate normally in extreme temperatures and withstand high humidity and power fluctuations.
False
Which of the following indicates a website is NOT secure?
The URL of the website begins with http.
benny is writing a research paper on a specific method of farming. he really admires the methods used by one farmer, who is also a published author, and wants to use his explanations in his research paper. how can benny ensure he doesn't plagiarize?
add a formal citation and use the farmer's explanation in his paper
Jason takes many photographs on his smartphone while on vacation in Italy. If Jason wants to access these pictures across multiple devices, including his computer, smartphone, and tablet, where should he store them?
Cloud Storage
Which of the following storage devices requires an Internet connection?
Cloud Storage
Joel wants to find a specific webpage containing the words "The quick brown fox" in the same sequence. Which of the following search queries should he use to produce the most helpful results?
"The quick brown fox"
which search operator would you use to locate webpages containing the exact phrase augmented reality, with words in the same order
"augmented reality"
Which type of a computer can be assembled using a monitor, a keyboard, a CPU, speakers, a printer and a mouse?
A desktop computer
In a web app, where is data usually stored?
Cloud Storage
Which of these is an optical medium of storage?
Blu-ray Disc
Rocco runs a software firm that creates database management systems for other businesses. How can he ensure that his employees' computers remain protected from viruses and other malware?
He should have periodic anti-virus scanning and software upgraded on all computers.
Where on a computer is the operating system generally stored?
Internal Hard Drive
which of the following would be considered a professional networking website?
a company's computers monitor assembly lines and equipment using _____ communications
M2M
Which is the most suitable device to use in a classroom or a conference room to deliver presentations?
Projector
Which of the following is an example of green computing?
Purchase and use products with an energy star label
What type of hard drive has no moving parts, making it fast and durable?
Solid State Drive
Jack needs a convenient way to browse the Internet, read emails, and store basic data when he travels. Which of the following would be the best option for him?
Tablet
(T/F) New cars use embedded computers to make driving safer
True
