Study Questions D075
Which advantages do computer-aided design and computer-aided manufacturing (CAD and CAM) provide the manufacturing process?
Designs are easily transferred to automated manufacturing tools. CAD software can test the product design. Product changes can be easily made.
Alice has written and published a novel, and she is deciding whether to publish it in the traditional way or publish a digital e-book. However, she is concerned about whether the book will be successful or not.
E-books require less investment to publish.
What can the data analyst use to retrieve and process the data to put into the data warehouse?
ETL
Which restriction applies to the data in the primary field of a database?
Each key must be unique.
A company is planning several IT projects including a major software development project. The software development project will be organized using the software development life cycle (SDLC) methodology. Which IT professional should be called upon to create a detailed project plan for this effort?
IT Manager
Most mobile applications (apps) go through a standard nine-step development process.
Improve the app based on user feedback.
Which kind of system should be created to help a company organize, create, and distribute the collective experience and expertise of employees?
Knowledge management system
The IT department of a company has been asked to provide systems for financial and investment management. Which business department has the greatest need for this type of system?
Accounting
Which aspect of human resource management is the responsibility of an IT department?
Administration of information on employees
A business organization can increase collaboration if it has a database of its internal reports, articles, documents, policies, and decisions. Which tool helps manage this type of information?
A knowledge management system
The algorithms developed by Sparkit programmers need to be cataloged and shared among the programmers in all three locations and need to be easily accessible. Which type of software system can Sparkit use to enable this?
A knowledge management system (KMS)
A local drafting firm has a secured local area network that uses Ethernet cables to connect to client computers. After ensuring that the computer is connected to the network, what must a user provide to in order to be authenticated?
A password
Which value will be returned in cell C4 if "=MAX(F3:F17)" is input in the cell?
100
Maria recently received a large set of data containing new employees' exam scores. She was asked to prepare the data for analysis. The first task is to identify whether each of the new employees received a score over 70. She is going to use Boolean logic to return "TRUE" if the new employee's score is over 70 and "FALSE" otherwise. What should she type in cell D3 below?
=C3>70
The "Count" column (column G) is intended to show the number of cities (column B) in each region (column C). Which functions and input variables should be used to return the correct value for cell G3?
=COUNTIF(C$3:C$21,F3)
A manager has a data set that contains salespeople's commissions for the last quarter. In the data set, each salesperson's commission is listed along with the percent of their pay that is made up of commission money (column D). Which function should the manager use to count the number of salespeople that earn 50% or more of their pay from commission?
=COUNTIF(D3:D16,">=50%")
Nora is organizing her investment portfolio. She has last year's stock return data as follows:Nora wants to make a portfolio based on last year's return and decides that if the stock return last year was greater than 5 percent, she will include it. Nora is going to use the IF function to return either "Yes," if the stock return was greater than 5 percent, or "No," if it was 5 percent or less.
=IF(C5>C$2,"Yes","No")
What is the correct Excel function expression to calculate the total of all of the scores (column F) in cell C2?
=SUM(F3:F17)
The same manager would also like to know the total commission paid to salespeople earning 60% or more of their pay in commission. Which function should the manager use to sum the commissions paid to salespeople that earn 60% or more of their pay from commission?
=SUMIF(D3:D16,">=60%",C3:C16)
Sparkit has developed a number of unique algorithms to support its specialized programming projects. What does Sparkit need to apply for in order to best protect its rights to its code?
A copyright on each algorithm
Eva wants to implement a tracking system of everyone who logs in and searches her listings of homes for sale, capturing information on who logs in, when, and what information they accessed. Which piece of IT infrastructure should she implement to help automate this process?
A customer relationship management system
Ahmed works for an online retailer, and one of his responsibilities is to make sure every item in each distribution center can be located quickly. What is the appropriate tool to use for this purpose?
A database
Charlotte considers installing automated external defibrillator (AED) machines at strategic locations in the airport for enhanced healthcare for patrons. What is an example of an IoT device that can be used to improve the effective use of AED devices?
A device to notify paramedics when an AED is being used
Which topology implements a network where if the central hub fails, all nodes attached to the hub will also fail?
A star topology
A discussion board facilitates communication between geographically dispersed group members. What is the correct term to describe an initial post and its subsequent comments?
A thread
A manager has a data set that contains the profits of 556 stores in the United States. In the data set, along with each store location, there is a column that specifies the regions of the United States that each location belongs to: East, South, Midwest, Mountain, and Pacific. Which function should the manager use to find the average profits of stores in each region?
AVERAGEIF
What is a native app?
An app that is preinstalled on a mobile device
A large company uses a system that provides information to its suppliers to maintain the supply chain process. Which type of system is this company using?
An extranet
Endothon Company buys cabinet hardware from one manufacturer. Due to limited storage space for inventory, Endothon has partnered with the manufacturer to ship hardware just when it is needed. Which component of the IT supply chain could the company set up to efficiently communicate what it needs each week?
An extranet that provides the manufacturer access to data at Endothon
Which category of software includes programs such as word processors and PDF document readers?
Application software
Which type of research should William and Jack do to understand the electric motorcycles needed to meet customer and industry requirements and needs? Basic research Development research Business intelligence research Applied research
Applied research
In the following "IF" statement, what is "C2>B2" called? =IF(C2>B2,"Over Budget","Under Budget")
Argument
Businesses are expected to comply with ethical business practices in every department. What is an example of an information technology (IT) business practice that promotes ethical behavior?
Auditing to remove unlicensed software
What is an example of IoT technology being used to aid airport functions?
Baggage tags that record data about each piece of luggage
Which wireless network uses a short-range network for connection between a cell phone and another device, such as a speaker?
Bluetooth
Eva wants to make her own website for her real estate business. Which technology could she use to develop her own website without first acquiring programming skills?
Browser-based web development
Sparkit knows that if it wants to be successful on social media, its customers must be familiar with and use mainstream social media technology to develop trust in Sparkit. How can Sparkit most effectively use social media to create trust?
Build an online community using social media.
What is the most important qualification that a Chief Information Officer (CIO) must possess?
Business and leadership experience
What is a key way that social media marketing has simplified the calculation of return on investment (ROI) in marketing?
By allowing companies to track which sales can be connected directly to a specific advertisement
How can the Internet of Things (IoT) be used to improve supply chain management in the automotive industry?
By placing internet-connected sensors on every part in order to monitor inventory
What is the title of the person within an IT department whose responsibility is to set policies for passwords, create rules for backup and recovery, and facilitate the protection of the data center and computers with the data and information?
Chief information security officer
What is the term used to refer to end-user computers on a network?
Clients
A company decides to turn its networks and databases over to a third party to manage and to provide access. What term describes the specific solution used by this company?
Cloud database
What is the term for using clustered servers to provide virtual resources for web pages?
Cloud web hosting
How can the Internet of Things (IoT) be utilized in driverless or self-driving automobiles?
Communication between vehicles
What is the major function of a computer operating system?
Computer resource management
A start-up software company has designed a program that uses publicly available GPS data to show the location of all city buses and trains in a large metropolitan area. Which legal protection prohibits unethical duplication of this computer program?
Copyright
An analyst publishes a paper on cybersecurity. In that paper, he includes several pages of a report written by another author, but he does not attribute those pages to the other author. Which type of law prohibits this kind of unethical behavior?
Copyright
How can creators of new applications (apps) protect the computer programs used to run them?
Copyright
Which advantage does a business gain by using cloud web hosting (CWH) rather than local hosting?
Cost savings
How can a business best determine the return on investment (ROI) of advertising on social media?
Count clicks on advertisements.
A freelance graphic designer plans to create some marketing images to use in a portfolio as samples for prospective clients. Which action will give the graphic designer initial copyright protection of these marketing images?
Creating the marketing images
A company creates a new product in response to demand from a small but diverse group of customers with a specific shared interest.
Customer feedback
Within a productivity suite, which method of selecting static data from one application and copying it to another application requires the use of temporary memory?
Cut and paste
One perpetual issue with corporate data is ensuring the data are accurate and valid. Procedures that apply to end users, managers, and IT personnel are often put in place to ensure good data. What is the term that describes this effort?
Data governance
The data are full of redundancies, which the data analyst needs to remove. Which process can the data analyst use to remove the redundancies?
Data governance
Which term refers to managing the availability, integrity, and security of an organization's data to ensure that the data remain high quality and valid?
Data governance
A data analyst wants to use software to look for useful patterns and hidden relationships in this large set of social media data. Which process can be used to look for these patterns and relationships?
Data mining
Which term is used to refer to the process of combining structured, unstructured, and semi-structured data into a data warehouse structure?
Data scrubbing
What is the distinguishing feature that differentiates data from information?
Data that have been given context become information.
Eva is a realtor and owns her own real estate business. She has six employees: an administrative assistant at her small office and five real estate agents. She is successful and has 28 current listings of houses for sale. Eva does not believe that real estate agents should be in an office but should be meeting with prospective buyers and sellers since mobility and being visible to her customers is key to their success. To accomplish this, Eva has investigated mobile technology to assist her in her business. Which system should Eva use to leverage business intelligence and analytics to gain insights into her real estate data?
Decision support system (DSS)
True or False: The Family Educational Rights and Privacy Act (FERPA) requires all public schools to house student records in a single national database.
False
True or False: Written posts extracted from a social media feed are generally classified as structured data.
False
True or false: Implementation of the IoT in the healthcare industry will increase the need for hospital staff to monitor and record data to be analyzed.
False
Smart homes with voice controlled light switches, app-connected video doorbells, and internet-enabled appliances are changing the nature of Eva's work selling real estate.
Faster internet speeds
What is the term used to describe a file sharing system that uses cloud-based technology?
File synchronization service
Dropbox and Google Drive are both examples of what service?
File synchronization services
Maria has accumulated on her PC a lot of data that are pertinent to her job. She is investigating automated backup functions, rather than the manual systems she is currently using, to make sure her data are safe. What is the term for these automated systems?
File synchronization services
Which kind of system should be created to specifically help a company collect and distribute important electronic documents via a computer network as PDF files?
File-sharing system
The data analyst at Freedom Rock Bicycles wants to link two tables in the database.
Foreign key
Which type of software is supply chain management software?
Function-specific software
Delivery drones do not depend on guidance by a human but on information technology systems to run autonomously. Which key network system would a self-guided drone system rely on?
GPS
Which tool allows large data sets to be stored and processed across multiple servers?
Hadoop
How have online web development tools benefitted small businesses?
Increased user control of the organization's website
A company has recently discovered that unauthorized users have accessed data on the company intranet. Which IT professional should investigate this concern?
Information security analyst
William has a fleet of 60 trucks that deliver products within 100 miles of his distribution center. He would like to know where his trucks are at all times. How can he efficiently manage this?
Install GPS tracking on his trucks
There are many airport vehicles at Charlotte's airport, and time and movement of planes and baggage are of primary importance. Because of this, IoT is used to track the location of baggage vehicles at the airport. When the airport purchases a new baggage vehicle, what must be done to connect it to the IoT system?
Install a sensor with a unique identifier (UID).
William manages the repair department of the business and is frustrated with the process of acquiring parts. Which IT methodology can William use to help manage this process?
Install an extranet to the company's suppliers.
Every device on the internet has a unique numerical label that identifies it. With so many devices requiring an internet address, a new protocol has been developed that can provide unique identifiers to over 280 trillion devices. What is the designation of this new protocol?
Internet Protocol version 6 (IPv6)
A large agriculture company uses a system that uses sensors to measure the soil moisture at various locations in its fields. These data are used to automatically adjust the irrigation system, which reduces water waste. Which type of technology is this company using to reduce water waste?
Internet of Things
In today's environment, more and more companies are providing "smart" household items such as lights, doorbells, and refrigerators that can be controlled via applications on consumers' phones or tablets. What is the common term for this type of technology?
Internet of Things
Transaction processing systems (TPSs) are used by grocery stores to gather data on which products are sold and when they are sold, and customer information.
Intranet
What is a private computer network for sharing corporate information, collaboration tools, and computing services?
Intranet
A hospital issues new patients a wristband that is not just a barcode but has monitoring and communications properties. Which technology is the hospital using for these wristbands?
IoT
Bullzai Meat Company has freezer warehouses across the southern United States to hold meat until it is purchased by restaurants and schools. Bullzai needs to monitor the atmosphere and temperature quality of each of its freezers but cannot afford to have personnel perform this on a continual basis. Which technology implementation will allow the company to accomplish this goal?
IoT
Establishing a large network of IoT devices can improve the operation of a manufacturing business by automating many aspects of the manufacturing process. What is the main vulnerability to production due to use of IoT devices?
IoT devices require constant Wi-Fi connectivity.
Oliver would like to integrate Internet of Things (IoT) technologies into his small bike manufacturing business. He has contracted with several different IoT system vendors to automate different aspects of the production process. What is the main potential flaw in Oliver's automation strategy?
IoT systems may not integrate with each other.
What is the purpose of a universal serial bus (USB) on a laptop or desktop computer?
It allows the computer to connect peripheral devices.
Freedom Rock Bicycles is considering adopting a cloud-database system. What is the primary advantage of a cloud database?
It can be accessed from anywhere there is an internet connection.
Which three benefits does a customer relationship management system (CRM) provide to a business?
It facilitates marketing strategies to increase business. It is a process to capture information about the business's customers. It provides communication tools and channels.
How does a Gantt chart facilitate project management?
It identifies and sequences the tasks of a project.
What is the purpose of a dashboard in business intelligence (BI) software?
It is a visual presentation of graphs, charts, and diagrams.
What is the defining characteristic of function-specific software?
It is tailored to a specific group or industry.
What is the purpose of a foreign key in a database?
It is used to link two tables together
By segmenting data in a data management system, a business achieves a significant advantage over non-segmentation. What is that advantage?
It targets the right customers.
What is the purpose of the primary key in a database?
It uniquely identifies the records in a specific table.
Which valuable business intelligence (BI) can Freedom Rock Bicycles acquire from the database that directly relates to overall revenue and profitability based on this scenario?
Knowing which products sell the best in each region
A company produces a mobile app that provides recipes and cooking tutorials.
Lifestyle
Charlotte finds that the airport spends more than $100,000 each month on electricity for lighting and the heating and cooling system in the airport. How could Charlotte use IoT to reduce her airport's power bill?
Light dimmers and thermostats that report passenger traffic through the terminals in real time
What is the term used to refer to a massive, room-sized computer that processes and stores enormous amounts of bulk data and information?
Mainframes
What is the final step in the deployment and use of an app?
Maintain and upgrade the app based on use and user feedback
A company's IT department is currently a subunit of the accounting department, reporting to the accounting manager. The reason for this is that accounting is the single largest consumer of the company's IT services. The company's president decides that due to widespread disorganization and poor communication, she wants to reorganize all business units. What is the best recommendation for placement of IT within the company?
Make the IT department independent.
On a day-to-day basis, what is the major focus and responsibility of a chief technology officer?
Managing the IT group and designing the IT architecture
IT services that focus on customers promote core business responsibilities such as the branding of a business's products and services. Which business department would these services be most relevant to?
Marketing
Each computer attached to the internet or a corporate network is uniquely identified so that it can be sent the information directed to it. What is this unique identifier known as?
Media Access Control address (MAC)
There are a number of different social media platforms that are categorized into distinct types. Which type of social media platform features short written entries posted for anyone who has subscribed to the account?
Microblogging
Lucas uses project management software for managing all his projects. Which output of project management software is used to assign tasks?
Milestones
Which function or feature has allowed mobile phones to replace PCs for many small-business functions?
Mobile apps
A mobile app developer has developed a game that users can download and play for free. However, once users reach the one hundredth level, they must pay to unlock additional levels. What has the developer done by requiring app users to unlock additional levels?
Monetized the app
Policies must be enacted and enforced to protect corporate assets. These policies include strong passwords, safe web browsing protocols, firewall implementations, and malware protection. Who is the IT professional responsible for enacting these policies?
Network Administrator
What is the title of the person in the organization who is directly responsible for the setup and operation of the organization's networks, including hardware and software?
Network administrator
Which type of device is an ethernet card?
Network interface controller (NIC)
Freedom Rock Bicycles found that it has multiple records due to multiple sales to the same individual. This has caused access problems when looking for specific customers. What can Freedom Rock Bicycles do to alleviate this problem?
Normalize the database
Freedom Rock Bicycles found that daily reports could be run using SQL to indicate product and parts inventory and sales for the day. Which approach can be used to retrieve this information efficiently?
Online analytical processing (OLAP)
Which file format is suitable to use when sharing a legal contract that requires a digital signature?
Cell phones, IoT devices, and GPS have been major technological changes in the IT infrastructure.
Paradigm shift
What is the main financial benefit of using cloud web services?
Pay for specific services as needed
Oliver wants to share some company files with his colleague Alice, so they connect their computers using a USB cable to securely transfer the files between their computers.
Peer-to-peer
A company uses data on its past call volumes to determine call center staffing.
Predictive reporting
Which type of reporting will provide Jack and William with the right information for making strategic decisions?
Predictive reporting
Which category do Google Docs and Dropbox fall within?
Productivity apps
William and Jack believe that their large selection of rare parts and motorcycles should be the main focus of messaging to customers. Which of the four Ps of marketing should they focus on when they analyze customer needs and customer support?
Products
A hospital has installed a system that constantly provides the inventory status of emergency supplies. Tags added to each product contain the product information needed for inventory control and identification, and these tags can be read with a scanner. Which technology did the hospital implement to perform this service?
RFID
What is "C2:F2" called in the formula =SUM(C2:F2)?
Range
A company has experienced significant growth in just a few months. The company expects to continue this rate of growth in the coming year. Which cloud computing feature would most benefit this business in the short term as it manages its growth?
Rapid system scalability
Which approach facilitates communication when a business has employees that are in different locations and telecommute for work?
Real-time communication
What did the Sarbanes-Oxley Act of 2002 require of IT departments in American companies?
Record and preserve accounting records
What is the process of normalization of a database?
Removing redundancies within the database
Which core business department is primarily responsible for business intelligence?
Research and development
When a company spends money on data management, it uses a metric to measure the benefit of this spending relative to the cost.
Return on investment
An analyst at a furniture company wants to use the company's relational database to find out which customers have made purchases in the past six months. What is an appropriate tool for the data analyst to use to find this information?
SQL
An IT manager for a large organization is working on setting up a system to digitally retain all accounting records and wants to ensure that the system's accounting record retention policies are set in accordance with federal law. Which law should the IT manager become familiar with?
Sarbanes-Oxley Act
Which strategy includes purchasing paid advertisements that appear at the top of results pages in a web browser?
Search engine marketing
Which technique is used to ensure data accuracy for a mailing campaign?
Segmentation
Jack meets with the university dean to discuss his 18-year-old son's progress. Jack's son is a freshman at the university. Jack wants to know if his son is performing well in his classes. The dean has access to the computer systems containing the academic records for Jack's son but is also aware of constraints set by the Family Educational Rights and Privacy Act (FERPA). What should the dean do?
Share the records only after receiving authorization from Jack's son.
What is the term used to describe technologies that enable, facilitate, and enhance people's ability to share digital content?
Social media
In which network topology is each client computer connected directly to the hub?
Star
Which function of a customer relationship management system helps a company identify opportunities to increase its business?
Strategy
Jack and William want to hire a person to write code to access their database in order to build management reports. Which skill should a successful applicant possess? Data administration Search engine optimization (SEO) Data analytics Structured Query Language (SQL) Next
Structured Query Language (SQL)
What is the standard programming language that is used to extract and update data in most relational databases?
Structured Query Language (SQL)
Which level of management gets the most detailed reports directly from the transaction processing system?
Supervisors
Where does IoT data collection begin?
Supply chain
The data warehouse is very costly and time-consuming to manage, and the data analyst notices that the data warehouse only used 20 percent of its capacity during discovery. How can the company reduce the cost and time associated with managing the data warehouse?
Switch to a data mart
A business analyst wants to use the social media data to create and present business intelligence. She will create visualizations that will be used by the executive team. Which tool is appropriate for creating and presenting this business intelligence?
Tableau
A transaction processing system (TPS) enables the entry and recording of sale-related data such as item purchased, price, and date and time of sale. Which kind of decisions does management use these data for?
Tactical decisions
A data analyst wants to search through unstructured data from social media posts to look for useful customer behavior patterns and sentiments. Which type of analytics is appropriate for this task?
Text analytics
What makes IT unique compared to other departments in businesses?
The IT department provides services and support to the other departments.
Which technology necessitated the development and implementation of Internet Protocol version 6 (IPv6)?
The Internet of Things (IoT)
Which part of a computer executes the computations required by the software?
The central processing unit
What is the major issue that hinders the effective use of decision support systems (DSS)?
The collection of too much data
When using extract, transform, and load (ETL), what is done during the "transform" step?
The data are normalized and structured.
Which technology is a critical component of customer relationship management (CRM) systems?
The database
A homeowner arrives at home in the evening. A timer has turned on an exterior light before her arrival, and the surveillance camera records her walking to the door. She unlocks the door using a mobile app, and a motion sensor turns on an interior light when she enters the house. What is an example of Internet of Things (IoT) technology in this scenario?
The door lock
IoT devices observe and gather data but have limited intelligence for analysis. With respect to the design of an IoT network, where are the IoT devices located?
The edge
What do all the applications in a productivity software suite have in common?
The same graphical user interface
A large online retailer uses a decision support system (DSS) to develop scenarios for the executive team to evaluate.
The transaction processing system (TPS)
Which ethical dilemma is created by music-sharing websites?
They allow a user to bypass an artist's copyright.
What is the purpose of a network switch?
To direct data to the intended target location.
What is the purpose of a MAC address?
To uniquely identify a computer on a network
Many websites keep track of a user's actions and information. They store much of this information on the user's computer in a private folder on the hard drive. What are these very small files called?
Tracking cookies
Maria designs a website for her small business using a browser-based web development platform. She copies an image file of a large company's logo and places the words "Just Buy It" underneath the logo. She places the logo prominently on her website. Which intellectual property law does Maria's website violate?
Trademark
One of Eva's realtors, Alice, creates a web page of her own and places pictures of the houses she has for sale on the page. Alice took the pictures herself; however, she copies the logo from a local hospital and places it on her website to show how close some of the houses are to medical facilities.
Trademark
A company makes personal computers and sells them directly to the public. At present, all business processes are completed manually by employees, lengthening the time from customer order to shipment. Which business process would deliver the most immediate customer satisfaction and reduced costs if automated?
Transaction processing
True or False: Structured Query Language (SQL) can be used to query data in nearly every type of database.
True
True or false: A challenge of IT systems is that they can capture too much data.
True
True or false: As the web has grown, the cost of writing, distributing, and selling a mobile application (app) has declined.
True
True or false: Browser-based web development using tools such as visual web designers and drag-and-drop technology has reduced the need for professional web developers.
True
True or false: Business collaboration involves two or more people or departments working toward a common business goal, and it is facilitated by the exchange of data and information.
True
True or false: Reporting systems facilitate daily, operational decision-making and longer-term strategic planning in business.
True
Which IoT system process is used to reference each IoT device on a network?
Unique identifier
William and Jack have a web page, but it does not receive many visitors.
Use search engine optimization.
What is the main reason marketing return on investment (ROI) is easier to measure with social media marketing than with traditional marketing?
User behavior can be tracked in social media.
Daniel is a loan officer of a credit union and is assigning an interest rate to potential clients. Below is the table of interest rates based on FICO scores (a type of credit score) in column C and annual income in row 3.In order to assign an interest rate to each client based on the client's FICO score range (column C), which Excel function should Daniel use?
VLOOKUP
Which attribute of big data relates to whether the data are structured or unstructured?
Variety
A data analyst is working with a very large set of data and trying to calculate the amount of data processing that needs to be completed each week. Which attribute of big data is this analyst addressing?
Velocity
Lucas owns a medium-sized computer programming firm named Sparkit with 12 computer programmers and computer analysts with offices in three cities. The firm's specialty is point-of-sale systems programming. Many times, the firm's customers have unique needs during an implementation, and collaboration among the programmers and analysts is key to the firm's success. Lucas, as a manager, understands the benefits of business information technology. However, he has not adequately implemented IT solutions to benefit Sparkit. Which type of application can Lucas implement to allow for real-time business collaboration?
Video conferencing
A farmer has placed IoT rain sensors in all owned fields to provide rain density information by field location. Which transmission methodology should the farmer use to gather this information?
Wi-Fi
How do most Internet of Things (IoT) devices connect to other devices?
Wi-Fi
Which network information is needed to connect an Internet of Things (IoT) device?
Wi-Fi connection information
The airport installs sensors along the runways, and the sensors provide air traffic controllers with real-time information about the location of every plane on the ground. Which technology allows these sensors to transmit data to the air traffic controllers' server?
Wi-Fi signal
Wildland fires are often difficult to map and assess while they are active, and this creates difficulties for wildland firefighters. Which IoT solution can be used to address this problem?
Wi-Fi-connected drones with GPS and camera