IT and Computer Hardware topic test***
What is the mode of 18, 18, 15, 18, 18, 24, 21, 21, 24, and 14?
18
What is the median of 6, 16, 9, 20, 45, 30, and 32?
20
What is the mean of 9, 25, and 53?
29
At which track meet did two runners finish in a time equivalent to the mode?
3
In the set {5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75}, what is the median?
40
What is the median time?
5:30.5
What is the median of 75, 94, and 90?
90
What are a few precautions you could take while using a public Wi-Fi hot spot? Check all of the boxes that apply.
Be sure you have a firewall installed on your computer. Be sure the name of the public network you are connecting to is legitimate. If you don't need to use the Internet on your wireless device, avoid using the hot spot.
____ wireless technology used for short distances in devices like remote controls, hands-free headsets, and printing
Bluetooth
Read each scenario, and then select the best wireless device for the worker's needs. A trucker is constantly on the road. He frequently receives phone calls from his manager about a change in shipments or route. For safety reasons, the trucker should consider using a __________ to answer phone calls while on the road.
Bluetooth headset
Which of the following activities may be legal but are unethical? Check all of the boxes that apply.
Cookies deposited by websites collect information about your browsing habits. A law enforcement officer asks you to eavesdrop on a friend's phone conversations. A computer browser records your browsing history.
A computer programmer turns over all access to files before leaving a company for retirement.
Do no harm to a company when leaving.
Which of the following ethical guidelines is best described as refraining from using granted authorizations for personal gain or activities that are not appropriate in the workplace?
Do not use computer access or the Internet for unprofessional or inappropriate purposes.
Many people use instead of maps.
GPS
Which of the following is an example of a law that governs the information IT workers may have access to in the course of their work?
HIPAA
Which of the following statements is true of licensing procedures for IT professionals?
IT professionals are primarily governed by the information they use.
What is the recommended procedure for disconnecting an external hard drive to avoid losing data?
Instruct the operating system to eject the drive before unplugging it.
An IT professional has access to many confidential records through her username and password. She makes sure to change her password frequently to protect this private information. In this scenario, choose the types of ethical behavior being demonstrated. Check all of the boxes that apply.
Protect passwords and system access of users. Protect sensitive information.
Which of the following ethical guidelines is best described as preventing Social Security numbers, bank account numbers, addresses, and phone numbers from getting in the wrong person's hands?
Respect confidentiality of data.
is a cell phone that has added functionality
Smartphone
Select the fair and honest responses to the following scenario. Check all of the boxes that apply. The mental health hotline receives a wide range of calls from people who are considering getting help from a doctor to people who are experiencing life-threatening situations. The call center employee is a caller's first point of contact; this employee directs all calls to the appropriate medical professional.
The call center employee makes sure to speak in a calm voice and ensures that the caller is directed to a medical professional who can provide help. The call center employee clearly explains the doctor referral process in simple terms and asks if the caller has any questions about it.
Employee X can work at his favorite café, local restaurant, or even in the hotel lobby when he is on a business trip
advantage
What are physical waves that travel through matter?
analog sound
The term software refers to _____ that direct hardware what to do.
applications
0101010 is an example of
binary
The more ____a thumb drive has, the more storage capability it will provide.
bytes
The forerunner to cell phones, PDAs, and smartphones was
car phones
Wireless cellular networks divide regions into smaller blocks or
cells
All of the following activities are legal when requested by a law enforcement officer, but they may be unethical. Which are unethical? Check all of the boxes that apply.
collecting browsing history from a cell phone's browser obtaining a record of phone calls recording a phone conversation disclosing e-mail activity
_______ is an area of IT work that focuses on the investigation and analysis of computer activity for use in a trial.
computer forensics
An IT worker discloses his employer's business and financial plans to a competing company.
corporate espionage
Employee X finds he is no longer working standard office hours: his 9-to-5 day has turned into a 24/7 work schedule.
disadvantage
Employee X just signed on to work for Company ABC. Employee X is provided with a laptop and smartphone, and he is told he can work from home, the office, or wherever he would like. He just needs to keep his smartphone on at all times in case his boss needs to reach him or a customer has a question. Employee X receives phone calls from his boss during dinner
disadvantage
Employee X receives business phone calls when he's on vacation. It doesn't bother him, but it certainly takes away from the white sandy beaches and pristine blue ocean.
disadvantage
Identity theft is a breach of
good ethical practices
Examples of software _____ include the central processing unit and random access memory.
hardware
A computer system is made of two main parts:
hardware and software
Why is statistics important for business professionals in many career fields?
helps communicate complex data sets in an understandable format
A help desk employee uses a customer's credit card number to make a small purchase.
identity theft
What type of device is an internal modem?
internal peripheral
Wired technology differs from wireless because
it is connected by a physical wire
Which wireless device, if offered, would the manager probably find cumbersome if she needs to have her hands free to move about the sales floor?
laptop computer
Which of the following describes a possible consequence of IT professionals acting in an unethical way in the workplace? Check all of the boxes that apply.
loss of job negative impact on reputation
Which professionals can benefit from an understanding of statistics? Check all of the boxes that apply.
magician trying to locate the most popular place to put on magic shows software developer who needs the most compatible programming language director of education who wants to know the school district's average scores on national standardized tests
IT professionals have a responsibility to set up computers with the proper safeguards. Which of the following is a safeguard that can be installed on a computer? Check all of the boxes that apply.
malware protection antivirus software spyware protection
A help desk manager needs to know the ______ time it takes her staff to answer a customer call.
mean
An English teacher determines how the overall class scored on a recent test using the _____
mean
The _____ is useful for predicting future results.
mean
The average value in a data set is referred to as the
mean
A gym class teacher wants to divide the class to play a game of basketball. The ______ is used.
median
To make sure you can afford a home in a particular neighborhood, you would consider the ______ home price.
median
Wireless technology has made communicating more
mobile
A piano teacher purchases lesson books that are most popular with students. What statistical method is used in this example?
mode
A shoe manufacturer would most likely need to know the _______ to ensure the most popular shoes are produced in higher quantities.
mode
The ______is useful when the most common value of a data set is required.
mode
The most frequently occurring value in a data set is called the ____
mode
Classified government information should not be disclosed to the public because it is a risk to
national security
An IT worker at a government agency tells his friends about the work he is doing for computers aboard spy planes
national security breach
The computer shows possible misspellings on the screen
output
A manager is in charge of 30 retail associates. Some of her duties include scheduling and keeping an updated list of each associate's information for payroll processing. She uses a wireless device to do these tasks. Her boss has offered her an upgraded wireless device that can also make phone calls, send text messages, and even access the Internet. She agrees this will make her job much easier, especially because she cannot always access her e-mail from the store's desktop computer. She has to be on the sales floor to make sure everything is running smoothly. Which wireless device does the manager most likely have before being offered the upgrade by her supervisor?
pda
Hardware refers to the _________________ of a computer.
physical components
Because wireless technology has had such a profound effect on the business world, people have more freedom to work
practically anywhere
The computer checks and compares all words entered to find misspellings.
processing
Software refers to the ______________that direct hardware to perform a task.
programming instructions
The type of memory used during the processing cycle is
random access memory
___ enables cellular customers to continue making voice calls and connect to the Internet when away from home.
roaming
Which runner has the fastest average (the least amount of time taken per race)?
runner b
An angry executive who is terminated from Company A reveals Company A's key ingredient for its most popular soda to Company B. In return, the executive is paid $10 million
sale of trade secrets
Disclosure of ______ could seriously damage a company.
sensitive information
Bluetooth is a _____ radio transmission technology.
short range
Where does a graphic card go?
slot
A _____ is a mobile device that integrates phone, computing power, and Internet access.
smartphone
Which wireless device is the supervisor most likely offering to the manager as an upgrade?
smartphone
Examples of _____ include multimedia and presentation applications.
software
Productivity programs are an example of _____
software
A software developer makes a copy of the software she is using at one job so she can use it in her other job.
software piracy
CDs and DVDs are examples of
storage
You save the revised document to the hard disk.
storage
A service station has 10 employees who are responsible for checking in customers who bring their cars in to be serviced. The employees are currently using legal pads to write down the customers' information, the reason they need service, and identifying information about the car, such as the license plate number. Which wireless technology would help streamline the employees' work duties and reduce errors from poor handwriting or lost/misplaced paper?
tablet computer
_____ is a trade group that promotes wireless technology and owns the trademark for the term "Wi-Fi."
the Wi-Fi alliance
Which of the following are ethical guidelines an IT professional might use in his or her daily work? Check all of the boxes that apply.
to protect the best interests of an employer to be fair and honest with customers to protect customers' best interests to protect his or her own best interests
Which of the following activities is permissible for IT professionals in the conduct of computer access and authorizations?
using the company's e-mail software to send work-related e-mails
Which of the following activities is not permissible for IT professionals while on the job? Check all of the boxes that apply.
working on a side job while at work for one's primary job viewing sexual content on a company computer sending coworkers an e-mail joke containing suggestive humor downloading music from a file-sharing service
For which of the following careers is technology's speed factor most important?
Air traffic controller
Advancements in technology impact .
Buisnesses and individuals
What is a subsystem that either transfers data between computer components or between computers?
Bus
In a classroom, an interactive whiteboard replaced the
Chalkboard
The debit card replaced the need to use
Check
Which question is most important for an office to consider when upgrading to new software?
Do the office computers have enough RAM to run the program well?
How does technology improve productivity at home? (Select all that apply.)
Enables online download of music Enables reading while exercising Reduces the need for printing
How does technology improve productivity at work? (Select all that apply.)
Enables sending documents to multiple recipients Provides savings on travel expenses by supporting virtual meetings Provides flexible work schedules and environments
All of the following are information storage methods that make people's personal and professional lives more productive, except:
Ethernet
A large hospital is having a hard time keeping track of patients' needs as they move among doctors, pharmacies, blood labs, and nursing stations. What is the best solution an IT professional could recommend to help?
Give patients RFID tags to identify their medical records.
Which card assists with processing and displaying images?
Graphics card
Refer to the image on the right. Then, using the drop-down menu, identify the port.
HDMI
A student wants extensive video-editing capabilities without the increased risk of viruses.
Macintosh
Which sequence best describes the evolution of computers?
Mainframes came before minicomputers, which led to the development of microcomputers.
Which industry does this statement most accurately describe? Technology makes record-keeping, managing patient files, and submitting insurance claims more efficient.
Medicine
Check the peripherals that are needed to see images on your computer.
Monitor Graphics card
Which card allows computers to communicate using networking standards?
Network card
Which of the following are peripherals?
None of the above
Which of the following industries does not use technology?
None of the above
Advancements in technology occur because .
People need to solve new problems
Based on this, which component would Mr. O be most concerned with when shopping for a new computer?
RAM
In the following scenario, which is the least important criteria in evaluating the technological device? A college student needs a laptop that can be used while commuting on the train and sitting in lecture.
Size
What are openings in a computer where printed circuit boards can be inserted to expand the computer's capabilities called?
Slots
is not a reason why new technologies are introduced to a profession.
Slowing down a process
A technological device used by IT professionals to check e-mail, make phone calls, and surf the Internet while away from the office is a/an
Smartphone
Which card allows the computer to output, input, or manipulate sound?
Sound card
Check the peripherals that are needed to hear music on your computer.
Speaker Sound card
In the following scenario, which is the most important criteria in evaluating the technological device? A parent needs a computer that can hold family photos.
Storage
A portable technological device is a
Tablet computer
Which of the following are current and emerging advancements in technology? (Select all that apply.)
Tablet computer Cloud storage
Technology makes people's lives more productive because .
They can do things more efficiently
is essentially a smaller version of an external hard drive.
Thumb drive
For which of the following careers is technology's connectivity factor most important?
Traveling salesperson
When you are considering whether to purchase or upgrade a computer system, what aspects are important to think about? Check all of the boxes that apply.
Type of system: For example, do you need an entertainment computer or a budget computer? Software you plan to use: For example, will you be running games on the computer? Memory: Is speed or space an issue? Portability: Will you be using the computer primarily at home or work/school, or do you need something that can do both?
Why might a business professional choose to use a desktop computer rather than a tablet or laptop at work?
a desktop computer has more internal memory space
What is the HIPAA Privacy rule, and why does it affect IT professionals?
a law that mandates that medical records be kept electronically, which will be managed by IT professionals
Which computer is faster? Which computer has more storage space? Which computer has more “temporary†memory? For a faster laptop with good RAM and storage, which computer should Mrs. P get? Computer A✔ Computer
all computer B
A friend of yours has asked you to help her find the best computer for her bookstore. All she needs to do is use a spreadsheet for accounting purposes, and she needs word-processing programs to edit the occasional brochure
budget computer
You want to purchase a new computer for yourself. You need to be able to write papers for class, keep track of your allowance and lawn-cutting business on spreadsheets, and save a few family pictures.
budget computer
How can computers contribute toward creating a "paperless society"? (check all that apply)
by using LMS online programs in primary and secondary education by increasing the scope and type of input devices by making information available online to a larger number of people
What type of major application has most changed the way people interact in their daily lives?
communication programs like Gmail
A student wants to be able to easily upgrade hardware components, such as the hard drive, video card, and RAM
computer running windows
A teacher needs inexpensive laptops to run distance-learning courses.
computer running windows
An IT professional needs to buy 1,000 computers for a company. The company wants a computer with an operating system compatible with most software programs used in the financial industry.
computer running windows
You want a computer that allows you to easily upgrade components while also providing you the opportunity to play online computer games
computer running windows
What capability do smartphones have that telephones with earlier technology lacked?
data services
Helping coworkers learn the ins and outs of the new computers purchased for the sales team
deploy
Installing software packages on the new desktop computers purchased for a company's graphic design employees
deploy
What are electrical impulses represented as 0's and 1's?
digital sound
Your parents want to buy a computer for the family room - something that can handle the thousands of movies your parents have purchased and downloaded from the Internet.
entertained
A very high-speed network connection port is called
ethernet
What general category do sound, graphic, and network cards fall into?
expansion cards
If Mr. O wanted to save his files to a portable device that he could fit into a carry-on for his business trips, which device will provide the most memory while not being too bulky?
external hard drive
What type of device is a printer?
external peripheral device
A very fast port used for audio/video output is called
firewire
An employee at your graphic design firm needs a solid computer that can handle the variety of graphics and animations he works with on a daily basis
gaming/media production computer
The main storage device inside a computer where programs and files are saved is called the
hard drive
The more ____ a microprocessor or CPU has, the faster it will process data.
hertz
A computer's speed is measured in _____, and a computer's internal memory capacity is measured in ____
hertz bytes
IT professionals should help to protect users' personal information, such as bank account information or Social Security numbers, to prevent
identity theft.
A inexpensive home printer that sprays ink onto paper
inkjet
A student types text into a word processing program
input
The keyboard and mouse are examples of____ devices
input
The part of the information processing cycle in which raw data is received is known as
input
What are the four basic operating principles of the information processing cycle?
input, processing, output, storage
If a user wants to add an expansion card to increase the memory of a computer, where should the user insert the card?
into a slot in the computer
B expensive business printer that lays powdered ink onto paper
laser
What is a network that is confined to a small area?
local area network
The process of getting instructions from RAM, decoding, executing, and then storing is a process known as the
machine cycle
A relative wants a high-quality computer that has less of a chance of being hacked.
macintosh
How have productivity programs improved the professional lives of people? (check all that apply)
made it easier and faster to communicate with others made it easier to manipulate numbers in a spreadsheet made it easier and less expensive to present information
In order to come up with a realistic schedule, a manager wants to know how long it usually takes an employee to complete a task. Which statistical measurement is the manager most likely to use?
mean
Read the following scenario, and then decide which aspect is most important for choosing the right computer. Your grandparents have enlisted your help in choosing a computer that will meet their needs. They want something that can hold lots of family pictures. It does not need to be portable, but the option appeals to them.
memory
A B C D E F G
modern Ethernet USB FireWire HDMI DVI VGA
The series of mathematical steps taken by the CPU during processing results in
output
A display or monitor with a larger number of ___ will have a clearer, more brilliant resolution.
pixels
What are the tiny dots that make up the images seen on a monitor called?
pixels
Brainstorming the pros and cons of upgrading versus replacing a set of ten desktop computers
plan/purchase
FireWire, Ethernet, modem, and USB are all examples of
ports
The hardware components of a computer system interact with each other by using which of the following?
ports and system bus
The part of the information processing cycle where raw data is converted into meaningful information is
processing
A student has a ten-year-old desktop computer that she only uses for word processing, but she would like to start using it to play new computer games. She has been working and has money saved up, and she can either upgrade the computer or purchase a new one to replace the old one
replace
Analyzing a computer with a damaged motherboard, and deciding it is time to replace the computer
retire
Deciding it is time to purchase new computers for a set of eight-year-old laptops used by doctors in a hospital
retire
Which technological device or application best enables people to communicate with others anywhere in the world?
social media
Troubleshooting computers that are running word-processing software incorrectly
support/upgrade
Upgrading all desktop computers with better internal memory
support/upgrade
What is median?
the middle value in a data set when the values are put in order
USB stands for
universal serial bus
The school's theater department uses a desktop computer for accounting purposes only — to keep track of costume purchases, fund-raising dollars, and the number of hours volunteers, students, and teachers participate in the production. The computer is only three years old, but it is running slow. It appears as though there are just too many pictures from past productions on the hard drive.
upgrade
The ___ would not be found inside the system unit.
usb port
