Management Information Systems (Multiple Choice Questions Sample)
An ad-hoc group of oceanographers needs to set up a system to analyze massive amounts of data on ocean temperatures. The technology and hardware for gathering the data and transmitting the data to a central computer is in place. What additional hardware might they need? What techniques might they use to make their research more efficient and lower costs¬
What makes data mining an important business tool? What types of information does data mining produce? In what type of circumstance would you advise a company to use data mining? (I didn't lecture on this topic, but it is in the notes and the book. I think it is a very important concept.
You have been hired by a small new Web design firm to set up a network for its single office location. The network is primarily needed for exchanging files, accessing and managing beta Web sites on their Web server, and connecting to the Internet. The firm hires many freelancers who come into the office on an ad-hoc basis and it does not have a lot of money to spend on infrastructure. What type of network will you recommend?
What are the drawbacks of cloud computing? Do you think these ever outweigh the benefits, and if so, in what cases?
Identify the layers of the Department of Defense reference model for TCP/IP, and describe how this model works.
How does packet switching work?
Identify and describe three basic operations used to extract useful sets of data from a relational database
You have been hired by a national furniture leasing company to implement its first business intelligence systems and infrastructure. To prepare for your initial report, describe the types of data in their firm they can use to support business intelligence and the systems that you will implement to support both their power users and casual users, and explain how these systems or tools work together.
Describe the ways in which database technologies could be used by a toy manufacturer to achieve product differentiation
Explain why standards are so important in information technology. What standards have been important for the growth of Internet technologies?
Management information systems
Using Fiber optic cables to transmit data to the central computer and to other computers, Is essential and efficient alternative to minimize cost and increase delivery They may also use coaxial or twisted pair cable due to the cost of optic cables.
A prototype may be of help to use it as a working model for the main system which will demonstrate if the system will be of help to perform the job hence ascertaining the cost
Data mining is the extraction of data from the data base or large store of data .Itâ€™s a powerful new technology with great potential to help companies focus on the most important information in their data warehouse.
A company can use data mining when analyzing its recent sales force activity and their results to improve targeting marketing activities that will lead to great impact in the next few months .It can help in a transportation company to identify the best prospects for its services.
A bus topology or straight line topology is appropriate since all the computers are connected using a single cable, it involve transmission of packet data to all network nodes on the segment .the network is however cheap and simple to install and can be used by a large group of people
Using cloud computing connection of wireless device can be difficult normally when it comes to personal devices .it can be expensive to set up on a small scale cloud computing. Data ownership is a problem when it comes to cloud computing especially when you have a lot of data to deal with
It outweighs the benefit since there is no data security which will lead to other similar companies accessing data from one of its competitive company.
The network access layer transmits data over a particular hardware media in use
The internet layer used in delivering data across a series of different physical networks that connects two or more machines, thus allowing access of network to the personnel.
The host to host layer manages the control, flow and retransmission of lost data. The process layer contains protocols that help in user level functions such as file transfer
This is a protocol where messages are divided into packets before they are sent. Each packet is then sent individually which can even follow different routes before reaching to its destination. After the packets forming the message reach at their destination they are then combined to form the original message.
Extraction through data files, database system helps in exporting and unloading from the internal database in form of flat files
Data unloads and exports are used to extract data from an operational system and place the data into a file
Gateways are another operation used to extract data from an operational system and sends it to the target database.
For the company there is the primary data which can be obtained from the ground or within the company its self internally .Secondary data is be obtained from other ...