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WorksheetsIBA Chapter 9
Total questions: 20
Worksheet time: 10mins
You visit the Web site of a business from which you make online purchases and set up an account on your smartphone. The site requests your mobile phone number in order to send you promotional text messages. What type of service does this scenario describe?
An opt-in e-mail marketing service
A listserve subscription service
A Virtual Network Computing (VNC) service
An opt-in mass texting service
Virtual Network Computing (VNC) is a program that allows you to control a computer at a remote location. VNC consists of which two components?
The server and the viewer
The TCP/IP network and the P2P application
The client and the server
The client and the viewer
Frankie works on the IT team at her company. She is looking for ways to reduce costs, so she suggests that the company uses P2P to facilitate sharing of information, instead of maintaining servers with FTP access. To protect its confidential data while benefiting from P2P, the company should:
implement technologies that will control access and password-protect files.
forbid employees to use their computers in P2P communications.
limit P2P use to sharing only music files.
limit P2P use to sharing only with universities and research organizations.
What can you do to eliminate the need to define a MIME type for files that you download from Web sites?
Compress the files, then decompress them before you attempt to open them.
Open the files in an operating system other than Windows.
Install the latest version of a browser, or install any available upgrades.
Open the files in the Windows operating system only.
What is a software patent?
A legal contract between the author of software and the end user that makes the source code available to the user
A set of exclusive rights granted to an inventor for a fixed period of time upon disclosure of the invention
A legal contract between the author of software and the end user that defines how the software can be used
A legal contract between the author of software and the end user that eliminates restrictions on the use and distribution of the product
Which of the following statements best describes open-source licenses?
They enable software developers to design software that is very responsive to customers' changing requirements.
They enable users to modify and redistribute software source code without restriction.
They enable users to access software applications hosted by a service provider.
They enable software developers to have ready access to proprietary software's source code.
Using command-line FTP on a Windows system, how do you gain access to an FTP server?
Double-click the icon that represents the FTP server.
Enter the "open" command at the MS-DOS prompt.
Enter the "get" command at the MS-DOS prompt.
Enter the "put" command at the MS-DOS prompt.
If you use your Web browser's built-in FTP client, which FTP command would you need to use to download a file from your company's FTP site?
You would not need to use any FTP commands.
You would need to use the "get" command.
You would need to use the "open" command.
You would need to use the "put" command.
Which of the following statements is true regarding the GNU General Public License (GPL)?
It is an open-source license that has a patent clause that prevents developers from contributing code that infringes on their patents.
It is an open-source license that encourages developers to make money by selling the software they produce.
It is an open-source license that places restrictions or requirements on derivative works.
It is an open-source license that allows you to obtain source code and make all the changes to it that you want.
Two requirements are necessary to upload files to an FTP site. One requirement is gaining access to an FTP client program. What is the other requirement?
A valid user name and password
Access to an anonymous FTP site
An encrypted authentication session
Permission to upload
Cheryl has several concepts for mobile apps for smartphones. A friend suggests that she develop her apps for an open-source operating system. Why might Cheryl want to focus her app development efforts on an open-source operating system?
Because source code for an open-source app is not viewable and cannot be modified
Because the operating system and associated development tools are free if she complies with the copyleft license
Because open-source operating systems and development tools are safe from software bugs and viruses
Because software with an open-source license will never be in the public domain
You are part of a development team that needs to adopt an integrated development environment tool to increase programmer productivity. The team narrowed the options down to two. One is open-source; the other will require an expensive site license. The tool you choose must be reliable, stable and well maintained. Which of the following could be a disadvantage for you to choose open-source, and thus a compelling enough reason to purchase the licensed software instead of using the open-source solution?
The open-source solution is in the public domain.
The code for the open-source solution can be viewed by a community of open-source developers.
Maintenance of an open-source solution relies on developers who volunteer to work on the code.
Your developers will have ready access to the source code.
Which of the following is a P2P application that you can use to download huge files because it dramatically reduces the demands on networking hardware and bandwidth?
SSH File Transfer Protocol (S/FTP)
BitTorrent
SSL/TLS-enabled FTP (FTPS)
Secure Copy (SCP)
You have been granted a software patent for your new software application. This means that:
users can use your application only if you grant them a license to do so.
the patent applies worldwide.
the cost of the software will be less than if you had not received a patent for it.
users need not pay you a royalty in order to use the software.
Which term is used to describe a network in which each computer has both server and client capabilities?
Wide area network
Ethernet network
Peer-to-peer network
Local area network
Users can access and navigate an FTP server using an FTP client program. For which action does the FTP client program use the "put" command?
To search for a file
To move a file to a new location
To download a file
To upload a file
To which of the following does peer development and collaboration lend itself?
Patent jurisdiction determination
Open-source software development
Proprietary software development
Software distribution via cloud service providers
What service provides companies the ability to subscribe customers to receive promotions and advertising via e-mail?
List servers
Spam servers
Mass mailings
Exchange servers
You have created a new software application and are ready to distribute it to other users. You have decided to license the software according to the GNU GPL version 3. What does this license allow you to do with your software?
You can sell your software, but only through a not-for-profit company.
You can sell your software, but only if you make the software code available on a public server.
Your software is available for free use and alteration by other programmers, who must then make their modified versions freely available as well.
Your software is available for free use by other programmers, but anyone who alters it must pay you a fee and share royalties from the modified software with you.
Which statement best describes the reason that you should compress files?
To delete all unnecessary information from them
To delete all unnecessary information from them and reduce transfer time
To delete all unnecessary information from them and conserve hard disk space
To reduce transfer time and conserve hard disk space
